| Name | CVE-2022-25236 |
| Description | xmlparse.c in Expat (aka libexpat) before 2.4.5 allows attackers to insert namespace-separator characters into namespace URIs. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-2935-1, DSA-5085-1 |
| Debian Bugs | 1005895 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| expat (PTS) | bullseye | 2.2.10-2+deb11u5 | fixed |
| bullseye (security) | 2.2.10-2+deb11u7 | fixed |
| bookworm, bookworm (security) | 2.5.0-1+deb12u1 | fixed |
| trixie, sid | 2.7.1-1 | fixed |
| libxmltok (PTS) | bookworm, bullseye | 1.2-4 | vulnerable |
The information below is based on the following data on fixed versions.
Notes
[bookworm] - libxmltok <ignored> (Minor issue, no runtime dependencies left)
https://github.com/libexpat/libexpat/pull/561
https://github.com/libexpat/libexpat/commit/6881a4fc8596307ab9ff2e85e605afa2e413ab71
https://github.com/libexpat/libexpat/commit/a2fe525e660badd64b6c557c2b1ec26ddc07f6e4
https://github.com/libexpat/libexpat/commit/2de077423fb22750ebea599677d523b53cb93b1d
Relaxed fix: https://github.com/libexpat/libexpat/pull/577
https://github.com/libexpat/libexpat/commit/2ba6c76fca21397959145e18c5ef376201209020
https://github.com/libexpat/libexpat/commit/e0f852db1e3b1e6d34922c68a653c3cc4b85361c
https://github.com/libexpat/libexpat/commit/5dd52182972a35f2251a07784eda35d3d52d3e07
https://github.com/libexpat/libexpat/commit/c57bea96b73eee1c6d5e288f0f57efbf5238e49a