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Alma Linux: CVE-2021-23177: Moderate: libarchive security update (ALSA-2022-0892)

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Alma Linux: CVE-2021-23177: Moderate: libarchive security update (ALSA-2022-0892)

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
03/15/2022
Created
05/05/2022
Added
05/04/2022
Modified
08/29/2022

Description

An improper link resolution flaw while extracting an archive can lead to changing the access control list (ACL) of the target of the link. An attacker may provide a malicious archive to a victim user, who would trigger this flaw when trying to extract the archive. A local attacker may use this flaw to change the ACL of a file on the system and gain more privileges.

Solution(s)

  • alma-upgrade-bsdtar
  • alma-upgrade-libarchive
  • alma-upgrade-libarchive-devel

References

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