alsa-2023:2898
Vulnerability from osv_almalinux
Published
2023-05-16 00:00
Modified
2023-05-19 22:00
Summary
Moderate: libtar security update
Details

The libtar packages contain a C library for manipulating tar archives. The library supports both the strict POSIX tar format and many of the commonly used GNU extensions.

Security Fix(es):

  • libtar: out-of-bounds read in gnu_longlink (CVE-2021-33643)
  • libtar: out-of-bounds read in gnu_longname (CVE-2021-33644)
  • libtar: memory leak found in th_read() function (CVE-2021-33645)
  • libtar: memory leak found in th_read() function (CVE-2021-33646)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

References
To clipboard 

{
  "affected": [
    {
      "package": {
        "ecosystem": "AlmaLinux:8",
        "name": "libtar"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.2.20-17.el8"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "The libtar packages contain a C library for manipulating tar archives. The library supports both the strict POSIX tar format and many of the commonly used GNU extensions.\n\nSecurity Fix(es):\n\n* libtar: out-of-bounds read in gnu_longlink (CVE-2021-33643)\n* libtar: out-of-bounds read in gnu_longname (CVE-2021-33644)\n* libtar: memory leak found in th_read() function (CVE-2021-33645)\n* libtar: memory leak found in th_read() function (CVE-2021-33646)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n\nAdditional Changes:\n\nFor detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.",
  "id": "ALSA-2023:2898",
  "modified": "2023-05-19T22:00:43Z",
  "published": "2023-05-16T00:00:00Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2023:2898"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2021-33643"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2021-33644"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2021-33645"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2021-33646"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2121289"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2121292"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2121295"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/2121297"
    },
    {
      "type": "ADVISORY",
      "url": "https://errata.almalinux.org/8/ALSA-2023-2898.html"
    }
  ],
  "related": [
    "CVE-2021-33643",
    "CVE-2021-33644",
    "CVE-2021-33645",
    "CVE-2021-33646"
  ],
  "summary": "Moderate: libtar security update"
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.