vulnerability
Red Hat: CVE-2021-31566: CVE-2021-31566 libarchive: symbolic links incorrectly followed when changing modes, times, ACL and flags of a file while extracting an archive (Multiple Advisories)
Severity | CVSS | Published | Added | Modified |
---|---|---|---|---|
7 | (AV:L/AC:M/Au:N/C:C/I:C/A:C) | Mar 15, 2022 | Mar 16, 2022 | Jul 9, 2025 |
Severity
7
CVSS
(AV:L/AC:M/Au:N/C:C/I:C/A:C)
Published
Mar 15, 2022
Added
Mar 16, 2022
Modified
Jul 9, 2025
Description
An improper link resolution flaw can occur while extracting an archive leading to changing modes, times, access control lists, and flags of a file outside of the archive. 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 gain more privileges in a system.
Solution(s)
no-fix-redhat-rpm-packageredhat-upgrade-bsdcat-debuginforedhat-upgrade-bsdcpio-debuginforedhat-upgrade-bsdtarredhat-upgrade-bsdtar-debuginforedhat-upgrade-libarchiveredhat-upgrade-libarchive-debuginforedhat-upgrade-libarchive-debugsourceredhat-upgrade-libarchive-devel
References

NEW
Explore Exposure Command
Confidently identify and prioritize exposures from endpoint to cloud with full attack surface visibility and threat-aware risk context.