SUSE-SU-2026:21787-1

Vulnerability from csaf_suse - Published: 2026-05-26 12:01 - Updated: 2026-05-26 12:01
Summary
Security update for cups
Severity
Important
Notes
Title of the patch: Security update for cups
Description of the patch: This update for cups fixes the following issues - CVE-2026-27447: Authorization bypass via case-insensitive group-member lookup (bsc#1261572). - CVE-2026-34978: Path traversal in RSS notify-recipient-uri enables file write outside CacheDir/rss (bsc#1261571). - CVE-2026-34979: Heap overflow in `get_options()` (bsc#1261570). - CVE-2026-34980: Shared PostScript queue lets anonymous Print-Job requests reach `lp` code execution over the network (bsc#1261569). - CVE-2026-34990: Local print admin token disclosure using temporary printers (bsc#1261568). - CVE-2026-39314: negative `job-password-supported` attribute can lead to a denial of service (bsc#1261743). - CVE-2026-39316: dangling subscription pointer can lead to a denial of service (bsc#1261742). - CVE-2026-41079: crafted SNMP response can lead to stack-based out-of-bounds read and sensitive memory disclosure (bsc#1263116). Changes for cups: - Version upgrade to 2.4.19
Patchnames: SUSE-SLE-Micro-6.0-729
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64
Vendor Fix
Threats
Impact moderate
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64
Vendor Fix
Threats
Impact moderate
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64
Vendor Fix
Threats
Impact moderate
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64
Vendor Fix
Threats
Impact moderate
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64
Vendor Fix
Threats
Impact important
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64
Vendor Fix
Threats
Impact moderate
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64
Vendor Fix
Threats
Impact moderate
Affected products
Product Identifier Version Remediation
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x
Vendor Fix
Unresolved product id: SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64
Vendor Fix
Threats
Impact low
References
URL Category
https://www.suse.com/support/security/rating/ external
https://ftp.suse.com/pub/projects/security/csaf/s… self
https://www.suse.com/support/update/announcement/… self
https://lists.suse.com/pipermail/sle-updates/2026… self
https://bugzilla.suse.com/1261568 self
https://bugzilla.suse.com/1261569 self
https://bugzilla.suse.com/1261570 self
https://bugzilla.suse.com/1261571 self
https://bugzilla.suse.com/1261572 self
https://bugzilla.suse.com/1261742 self
https://bugzilla.suse.com/1261743 self
https://bugzilla.suse.com/1263116 self
https://www.suse.com/security/cve/CVE-2026-27447/ self
https://www.suse.com/security/cve/CVE-2026-34978/ self
https://www.suse.com/security/cve/CVE-2026-34979/ self
https://www.suse.com/security/cve/CVE-2026-34980/ self
https://www.suse.com/security/cve/CVE-2026-34990/ self
https://www.suse.com/security/cve/CVE-2026-39314/ self
https://www.suse.com/security/cve/CVE-2026-39316/ self
https://www.suse.com/security/cve/CVE-2026-41079/ self
https://www.suse.com/security/cve/CVE-2026-27447 external
https://bugzilla.suse.com/1261572 external
https://www.suse.com/security/cve/CVE-2026-34978 external
https://bugzilla.suse.com/1261571 external
https://www.suse.com/security/cve/CVE-2026-34979 external
https://bugzilla.suse.com/1261570 external
https://www.suse.com/security/cve/CVE-2026-34980 external
https://bugzilla.suse.com/1261569 external
https://www.suse.com/security/cve/CVE-2026-34990 external
https://bugzilla.suse.com/1261568 external
https://www.suse.com/security/cve/CVE-2026-39314 external
https://bugzilla.suse.com/1261743 external
https://www.suse.com/security/cve/CVE-2026-39316 external
https://bugzilla.suse.com/1261742 external
https://www.suse.com/security/cve/CVE-2026-41079 external
https://bugzilla.suse.com/1263116 external

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  "vulnerabilities": [
    {
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          "text": "https://www.suse.com/security/cve/CVE-2026-27447"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, CUPS daemon (cupsd) contains an authorization bypass vulnerability due to case-insensitive username comparison during authorization checks. The vulnerability allows an unprivileged user to gain unauthorized access to restricted operations by using a user with a username that differs only in case from an authorized user. At time of publication, there are no publicly available patches.",
          "title": "CVE description"
        }
      ],
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          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
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          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2026-27447",
          "url": "https://www.suse.com/security/cve/CVE-2026-27447"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1261572 for CVE-2026-27447",
          "url": "https://bugzilla.suse.com/1261572"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 4.8,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:R/S:U/C:H/I:L/A:N",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-05-26T12:01:22Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2026-27447"
    },
    {
      "cve": "CVE-2026-34978",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2026-34978"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, the RSS notifier allows .. path traversal in notify-recipient-uri (e.g., rss:///../job.cache), letting a remote IPP client write RSS XML bytes outside CacheDir/rss (anywhere that is lp-writable). In particular, because CacheDir is group-writable by default (typically root:lp and mode 0770), the notifier (running as lp) can replace root-managed state files via temp-file + rename(). This PoC clobbers CacheDir/job.cache with RSS XML, and after restarting cupsd the scheduler fails to parse the job cache and previously queued jobs disappear. At time of publication, there are no publicly available patches.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2026-34978",
          "url": "https://www.suse.com/security/cve/CVE-2026-34978"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1261571 for CVE-2026-34978",
          "url": "https://bugzilla.suse.com/1261571"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 6.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-05-26T12:01:22Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2026-34978"
    },
    {
      "cve": "CVE-2026-34979",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2026-34979"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, there is a heap-based buffer overflow in the CUPS scheduler when building filter option strings from job attribute. At time of publication, there are no publicly available patches.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2026-34979",
          "url": "https://www.suse.com/security/cve/CVE-2026-34979"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1261570 for CVE-2026-34979",
          "url": "https://bugzilla.suse.com/1261570"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-05-26T12:01:22Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2026-34979"
    },
    {
      "cve": "CVE-2026-34980",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2026-34980"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, in a network-exposed cupsd with a shared target queue, an unauthorized client can send a Print-Job to that shared PostScript queue without authentication. The server accepts a page-border value supplied as textWithoutLanguage, preserves an embedded newline through option escaping and reparse, and then reparses the resulting second-line PPD: text as a trusted scheduler control record. A follow-up raw print job can therefore make the server execute an attacker-chosen existing binary such as /usr/bin/vim as lp. At time of publication, there are no publicly available patches.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2026-34980",
          "url": "https://www.suse.com/security/cve/CVE-2026-34980"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1261569 for CVE-2026-34980",
          "url": "https://bugzilla.suse.com/1261569"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 6.4,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:L",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-05-26T12:01:22Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2026-34980"
    },
    {
      "cve": "CVE-2026-34990",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2026-34990"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, a local unprivileged user can coerce cupsd into authenticating to an attacker-controlled localhost IPP service with a reusable Authorization: Local ... token. That token is enough to drive /admin/ requests on localhost, and the attacker can combine CUPS-Create-Local-Printer with printer-is-shared=true to persist a file:///... queue even though the normal FileDevice policy rejects such URIs. Printing to that queue gives an arbitrary root file overwrite; the PoC below uses that primitive to drop a sudoers fragment and demonstrate root command execution. At time of publication, there are no publicly available patches.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2026-34990",
          "url": "https://www.suse.com/security/cve/CVE-2026-34990"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1261568 for CVE-2026-34990",
          "url": "https://bugzilla.suse.com/1261568"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.8,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-05-26T12:01:22Z",
          "details": "important"
        }
      ],
      "title": "CVE-2026-34990"
    },
    {
      "cve": "CVE-2026-39314",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2026-39314"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, an integer underflow vulnerability in _ppdCreateFromIPP() (cups/ppd-cache.c) allows any unprivileged local user to crash the cupsd root process by supplying a negative job-password-supported IPP attribute. The bounds check only caps the upper bound, so a negative value passes validation, is cast to size_t (wrapping to ~2^64), and is used as the length argument to memset() on a 33-byte stack buffer. This causes an immediate SIGSEGV in the cupsd root process. Combined with systemd\u0027s Restart=on-failure, an attacker can repeat the crash for sustained denial of service.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2026-39314",
          "url": "https://www.suse.com/security/cve/CVE-2026-39314"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1261743 for CVE-2026-39314",
          "url": "https://bugzilla.suse.com/1261743"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-05-26T12:01:22Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2026-39314"
    },
    {
      "cve": "CVE-2026-39316",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2026-39316"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. In versions 2.4.16 and prior, a use-after-free vulnerability exists in the CUPS scheduler (cupsd) when temporary printers are automatically deleted. cupsdDeleteTemporaryPrinters() in scheduler/printers.c calls cupsdDeletePrinter() without first expiring subscriptions that reference the printer, leaving cupsd_subscription_t.dest as a dangling pointer to freed heap memory. The dangling pointer is subsequently dereferenced at multiple code sites, causing a crash (denial of service) of the cupsd daemon. With heap grooming, this can be leveraged for code execution.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2026-39316",
          "url": "https://www.suse.com/security/cve/CVE-2026-39316"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1261742 for CVE-2026-39316",
          "url": "https://bugzilla.suse.com/1261742"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 5.5,
            "baseSeverity": "MEDIUM",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-05-26T12:01:22Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2026-39316"
    },
    {
      "cve": "CVE-2026-41079",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2026-41079"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "OpenPrinting CUPS is an open source printing system for Linux and other Unix-like operating systems. Prior to 2.4.17, a network-adjacent attacker can send a crafted SNMP response to the CUPS SNMP backend that causes an out-of-bounds read of up to 176 bytes past a stack buffer. The leaked memory is converted from UTF-16 to UTF-8 and stored as printer supply description strings, which are subsequently visible to authenticated users via IPP Get-Printer-Attributes responses and the CUPS web interface. This vulnerability is fixed in 2.4.17.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
          "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
          "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2026-41079",
          "url": "https://www.suse.com/security/cve/CVE-2026-41079"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1263116 for CVE-2026-41079",
          "url": "https://bugzilla.suse.com/1263116"
        }
      ],
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
          "product_ids": [
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 3.5,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.1"
          },
          "products": [
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:cups-config-2.4.19-1.1.x86_64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.aarch64",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.s390x",
            "SUSE Linux Micro 6.0:libcups2-2.4.19-1.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2026-05-26T12:01:22Z",
          "details": "low"
        }
      ],
      "title": "CVE-2026-41079"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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Detection rules are retrieved from Rulezet.

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