Link Following Affecting libarchive package, versions <0:3.3.3-3.el8_5
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Test your applications- Snyk ID SNYK-ORACLE8-LIBARCHIVE-2605193
- published 10 Apr 2022
- disclosed 23 Aug 2022
Introduced: 10 Apr 2022
CVE-2021-31566 Open this link in a new tabHow to fix?
Upgrade Oracle:8 libarchive to version 0:3.3.3-3.el8_5 or higher.
This issue was patched in ELSA-2022-0892.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libarchive package and not the libarchive package as distributed by Oracle.
See How to fix? for Oracle:8 relevant fixed versions and status.
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.
References
- https://linux.oracle.com/cve/CVE-2021-31566.html
- https://linux.oracle.com/errata/ELSA-2022-0892.html
- https://access.redhat.com/security/cve/CVE-2021-31566
- https://bugzilla.redhat.com/show_bug.cgi?id=2024237
- https://github.com/libarchive/libarchive/commit/b41daecb5ccb4c8e3b2c53fd6147109fc12c3043
- https://github.com/libarchive/libarchive/issues/1566
- https://lists.debian.org/debian-lts-announce/2022/11/msg00030.html