Debian Security Advisory
DLA-3202-1 libarchive -- LTS security update
- Date Reported:
- 22 Nov 2022
- Affected Packages:
- Security database references:
- In the Debian bugtracking system: Bug 945287, Bug 1001986, Bug 1001990.
In Mitre's CVE dictionary: CVE-2019-19221, CVE-2021-23177, CVE-2021-31566.
- More information:
Three issues have been found in libarchive, a multi-format archive and compression library.
out-of-bounds read because of an incorrect mbrtowc or mbtowc call
extracting a symlink with ACLs modifies ACLs of target
symbolic links incorrectly followed when changing modes, times, ACL and flags of a file while extracting an archive
For Debian 10 buster, these problems have been fixed in version 3.3.3-4+deb10u2.
We recommend that you upgrade your libarchive packages.
For the detailed security status of libarchive please refer to its security tracker page at: https://security-tracker.debian.org/tracker/libarchive
Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS