github - ghsa-qj9w-7hh5-mf2q

GHSA-QJ9W-7HH5-MF2Q

Vulnerability from github – Published: 2023-07-01 00:30 – Updated: 2024-04-04 05:19

Details

A flaw null pointer dereference in the Linux kernel DECnet networking protocol was found. A remote user could use this flaw to crash the system.

Severity ?

7.5 (High)


                  
                    CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

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{
  "affected": [],
  "aliases": [
    "CVE-2023-3338"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-476"
    ],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2023-06-30T22:15:10Z",
    "severity": "MODERATE"
  },
  "details": "A flaw null pointer dereference in the Linux kernel DECnet networking protocol was found. A remote user could use this flaw to crash the system.",
  "id": "GHSA-qj9w-7hh5-mf2q",
  "modified": "2024-04-04T05:19:18Z",
  "published": "2023-07-01T00:30:45Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-3338"
    },
    {
      "type": "WEB",
      "url": "https://access.redhat.com/security/cve/CVE-2023-3338"
    },
    {
      "type": "WEB",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2218618"
    },
    {
      "type": "WEB",
      "url": "https://lists.debian.org/debian-lts-announce/2023/07/msg00030.html"
    },
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      "url": "https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html"
    },
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      "url": "https://seclists.org/oss-sec/2023/q2/276"
    },
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      "type": "WEB",
      "url": "https://security.netapp.com/advisory/ntap-20230824-0005"
    },
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      "url": "https://www.debian.org/security/2023/dsa-5480"
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  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ]
}

CVE-2023-3338 (GCVE-0-2023-3338)

Vulnerability from cvelistv5 – Published: 2023-06-30 00:00 – Updated: 2025-03-05 18:55

Summary

A null pointer dereference flaw was found in the Linux kernel's DECnet networking protocol. This issue could allow a remote user to crash the system.

Severity ?

6.5 (Medium)


                        
                          CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE

CWE-476 - NULL Pointer Dereference

Assigner

redhat

References

URL

Tags

	https://access.redhat.com/security/cve/CVE-2023-3338	vdb-entryx_refsource_REDHAT
	https://bugzilla.redhat.com/show_bug.cgi?id=2218618	issue-trackingx_refsource_REDHAT
	https://lists.debian.org/debian-lts-announce/2023…
	https://lists.debian.org/debian-lts-announce/2023…
	https://seclists.org/oss-sec/2023/q2/276
	https://security.netapp.com/advisory/ntap-2023082…
	https://www.debian.org/security/2023/dsa-5480

Impacted products

Vendor

Product

Version

n/a

kernel

Unaffected: 6.5-rc1

Red Hat	Red Hat Enterprise Linux 6	cpe:/o:redhat:enterprise_linux:6
Red Hat	Red Hat Enterprise Linux 7	cpe:/o:redhat:enterprise_linux:7
Red Hat	Red Hat Enterprise Linux 7	cpe:/o:redhat:enterprise_linux:7
Red Hat	Red Hat Enterprise Linux 8	cpe:/o:redhat:enterprise_linux:8
Red Hat	Red Hat Enterprise Linux 8	cpe:/o:redhat:enterprise_linux:8
Red Hat	Red Hat Enterprise Linux 9	cpe:/o:redhat:enterprise_linux:9
Red Hat	Red Hat Enterprise Linux 9	cpe:/o:redhat:enterprise_linux:9
Fedora	Fedora

Credits

Red Hat would like to thank Davide Ornaghi (Betrusted Srl) for reporting this issue.

Show details on NVD website

JSON

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Sightings

Author	Source	Type	Date

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.

Detection rules are retrieved from Rulezet.

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GHSA-QJ9W-7HH5-MF2Q

CVE-2023-3338 (GCVE-0-2023-3338)

Tags

Sightings

Nomenclature