OPENSUSE-SU-2021:0810-1

Vulnerability from csaf_opensuse - Published: 2021-05-30 12:05 - Updated: 2021-05-30 12:05
Summary
Security update for singularity

Notes

Title of the patch
Security update for singularity
Description of the patch
This update for singularity fixes the following issues: singularity was updated to version 3.7.3: - Fix for CVE-2021-29136: A dependency used to extract docker/OCI image layers can be tricked into modifying host files by creating a malicious layer that has a symlink with the name '.' (or '/'), when running as root.
Patchnames
openSUSE-2021-810
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
To clipboard 

{
  "document": {
    "aggregate_severity": {
      "namespace": "https://www.suse.com/support/security/rating/",
      "text": "moderate"
    },
    "category": "csaf_security_advisory",
    "csaf_version": "2.0",
    "distribution": {
      "text": "Copyright 2024 SUSE LLC. All rights reserved.",
      "tlp": {
        "label": "WHITE",
        "url": "https://www.first.org/tlp/"
      }
    },
    "lang": "en",
    "notes": [
      {
        "category": "summary",
        "text": "Security update for singularity",
        "title": "Title of the patch"
      },
      {
        "category": "description",
        "text": "This update for singularity fixes the following issues:\n\nsingularity was updated to version 3.7.3:\n\n- Fix for CVE-2021-29136:\n  A dependency used to extract docker/OCI image layers can be\n  tricked into modifying host files by creating a malicious layer\n  that has a symlink with the name \u0027.\u0027 (or \u0027/\u0027), when running as root.\n",
        "title": "Description of the patch"
      },
      {
        "category": "details",
        "text": "openSUSE-2021-810",
        "title": "Patchnames"
      },
      {
        "category": "legal_disclaimer",
        "text": "CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).",
        "title": "Terms of use"
      }
    ],
    "publisher": {
      "category": "vendor",
      "contact_details": "https://www.suse.com/support/security/contact/",
      "name": "SUSE Product Security Team",
      "namespace": "https://www.suse.com/"
    },
    "references": [
      {
        "category": "external",
        "summary": "SUSE ratings",
        "url": "https://www.suse.com/support/security/rating/"
      },
      {
        "category": "self",
        "summary": "URL of this CSAF notice",
        "url": "https://ftp.suse.com/pub/projects/security/csaf/opensuse-su-2021_0810-1.json"
      },
      {
        "category": "self",
        "summary": "URL for openSUSE-SU-2021:0810-1",
        "url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/U5WJLLGD3LSUWRS73C4NPIWYTMST4QO5/"
      },
      {
        "category": "self",
        "summary": "E-Mail link for openSUSE-SU-2021:0810-1",
        "url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/U5WJLLGD3LSUWRS73C4NPIWYTMST4QO5/"
      },
      {
        "category": "self",
        "summary": "SUSE Bug 1184147",
        "url": "https://bugzilla.suse.com/1184147"
      },
      {
        "category": "self",
        "summary": "SUSE CVE CVE-2021-29136 page",
        "url": "https://www.suse.com/security/cve/CVE-2021-29136/"
      }
    ],
    "title": "Security update for singularity",
    "tracking": {
      "current_release_date": "2021-05-30T12:05:05Z",
      "generator": {
        "date": "2021-05-30T12:05:05Z",
        "engine": {
          "name": "cve-database.git:bin/generate-csaf.pl",
          "version": "1"
        }
      },
      "id": "openSUSE-SU-2021:0810-1",
      "initial_release_date": "2021-05-30T12:05:05Z",
      "revision_history": [
        {
          "date": "2021-05-30T12:05:05Z",
          "number": "1",
          "summary": "Current version"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "singularity-3.7.3-bp152.2.19.3.aarch64",
                "product": {
                  "name": "singularity-3.7.3-bp152.2.19.3.aarch64",
                  "product_id": "singularity-3.7.3-bp152.2.19.3.aarch64"
                }
              }
            ],
            "category": "architecture",
            "name": "aarch64"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "singularity-3.7.3-bp152.2.19.3.s390x",
                "product": {
                  "name": "singularity-3.7.3-bp152.2.19.3.s390x",
                  "product_id": "singularity-3.7.3-bp152.2.19.3.s390x"
                }
              }
            ],
            "category": "architecture",
            "name": "s390x"
          },
          {
            "branches": [
              {
                "category": "product_version",
                "name": "singularity-3.7.3-bp152.2.19.3.x86_64",
                "product": {
                  "name": "singularity-3.7.3-bp152.2.19.3.x86_64",
                  "product_id": "singularity-3.7.3-bp152.2.19.3.x86_64"
                }
              }
            ],
            "category": "architecture",
            "name": "x86_64"
          },
          {
            "branches": [
              {
                "category": "product_name",
                "name": "SUSE Package Hub 15 SP2",
                "product": {
                  "name": "SUSE Package Hub 15 SP2",
                  "product_id": "SUSE Package Hub 15 SP2"
                }
              }
            ],
            "category": "product_family",
            "name": "SUSE Linux Enterprise"
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      }
    ],
    "relationships": [
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "singularity-3.7.3-bp152.2.19.3.aarch64 as component of SUSE Package Hub 15 SP2",
          "product_id": "SUSE Package Hub 15 SP2:singularity-3.7.3-bp152.2.19.3.aarch64"
        },
        "product_reference": "singularity-3.7.3-bp152.2.19.3.aarch64",
        "relates_to_product_reference": "SUSE Package Hub 15 SP2"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "singularity-3.7.3-bp152.2.19.3.s390x as component of SUSE Package Hub 15 SP2",
          "product_id": "SUSE Package Hub 15 SP2:singularity-3.7.3-bp152.2.19.3.s390x"
        },
        "product_reference": "singularity-3.7.3-bp152.2.19.3.s390x",
        "relates_to_product_reference": "SUSE Package Hub 15 SP2"
      },
      {
        "category": "default_component_of",
        "full_product_name": {
          "name": "singularity-3.7.3-bp152.2.19.3.x86_64 as component of SUSE Package Hub 15 SP2",
          "product_id": "SUSE Package Hub 15 SP2:singularity-3.7.3-bp152.2.19.3.x86_64"
        },
        "product_reference": "singularity-3.7.3-bp152.2.19.3.x86_64",
        "relates_to_product_reference": "SUSE Package Hub 15 SP2"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2021-29136",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2021-29136"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "Open Container Initiative umoci before 0.4.7 allows attackers to overwrite arbitrary host paths via a crafted image that causes symlink traversal when \"umoci unpack\" or \"umoci raw unpack\" is used.",
          "title": "CVE description"
        }
      ],
      "product_status": {
        "recommended": [
          "SUSE Package Hub 15 SP2:singularity-3.7.3-bp152.2.19.3.aarch64",
          "SUSE Package Hub 15 SP2:singularity-3.7.3-bp152.2.19.3.s390x",
          "SUSE Package Hub 15 SP2:singularity-3.7.3-bp152.2.19.3.x86_64"
        ]
      },
      "references": [
        {
          "category": "external",
          "summary": "CVE-2021-29136",
          "url": "https://www.suse.com/security/cve/CVE-2021-29136"
        },
        {
          "category": "external",
          "summary": "SUSE Bug 1184147 for CVE-2021-29136",
          "url": "https://bugzilla.suse.com/1184147"
        }
      ],
      "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 Package Hub 15 SP2:singularity-3.7.3-bp152.2.19.3.aarch64",
            "SUSE Package Hub 15 SP2:singularity-3.7.3-bp152.2.19.3.s390x",
            "SUSE Package Hub 15 SP2:singularity-3.7.3-bp152.2.19.3.x86_64"
          ]
        }
      ],
      "scores": [
        {
          "cvss_v3": {
            "baseScore": 7.3,
            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H",
            "version": "3.1"
          },
          "products": [
            "SUSE Package Hub 15 SP2:singularity-3.7.3-bp152.2.19.3.aarch64",
            "SUSE Package Hub 15 SP2:singularity-3.7.3-bp152.2.19.3.s390x",
            "SUSE Package Hub 15 SP2:singularity-3.7.3-bp152.2.19.3.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2021-05-30T12:05:05Z",
          "details": "important"
        }
      ],
      "title": "CVE-2021-29136"
    }
  ]
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




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.