- ------------------------------------------------------------------------- Debian LTS Advisory DLA-3202-1 [email protected] https://www.debian.org/lts/security/ Sylvain Beucler November 22, 2022 https://wiki.debian.org/LTS - ------------------------------------------------------------------------- Package : libarchive Version : 3.3.3-4+deb10u2 CVE ID : CVE-2019-19221 CVE-2021-23177 CVE-2021-31566 Debian Bug : 945287 1001986 1001990 Three issues have been found in libarchive, a multi-format archive and compression library. CVE-2019-19221 out-of-bounds read because of an incorrect mbrtowc or mbtowc call CVE-2021-23177 extracting a symlink with ACLs modifies ACLs of target CVE-2021-31566 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
Debian LTS: DLA-3202-1: libarchive security update
November 22, 2022
Three issues have been found in libarchive, a multi-format archive and compression library
Summary
CVE-2019-19221
out-of-bounds read because of an incorrect mbrtowc or mbtowc call
CVE-2021-23177
extracting a symlink with ACLs modifies ACLs of target
CVE-2021-31566
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
Severity
Package : libarchive
Version : 3.3.3-4+deb10u2
CVE ID : CVE-2019-19221 CVE-2021-23177 CVE-2021-31566
Debian Bug : 945287 1001986 1001990
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