vulnerability
Alpine Linux: CVE-2021-31566: Link Following
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 7 | (AV:L/AC:M/Au:N/C:C/I:C/A:C) | Aug 23, 2022 | Oct 1, 2024 | Dec 22, 2025 |
Severity
7
CVSS
(AV:L/AC:M/Au:N/C:C/I:C/A:C)
Published
Aug 23, 2022
Added
Oct 1, 2024
Modified
Dec 22, 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
alpine-linux-upgrade-libarchive
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