| Name | CVE-2018-25032 |
| Description | zlib before 1.2.12 allows memory corruption when deflating (i.e., when compressing) if the input has many distant matches. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, bugtraq, EDB, Metasploit, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, Mageia, GitHub advisories/code/issues, web search, more) |
| References | DLA-2968-1, DLA-2993-1, DSA-5111-1 |
| Debian Bugs | 1008265 |
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|---|---|---|
| libz-mingw-w64 (PTS) | buster, bullseye | 1.2.11+dfsg-2 | vulnerable |
| bookworm, sid | 1.2.13+dfsg-1 | fixed | |
| zlib (PTS) | buster | 1:1.2.11.dfsg-1+deb10u1 | fixed |
| buster (security) | 1:1.2.11.dfsg-1+deb10u2 | fixed | |
| bullseye (security), bullseye | 1:1.2.11.dfsg-2+deb11u2 | fixed | |
| bookworm, sid | 1:1.2.13.dfsg-1 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|---|---|---|---|---|---|
| libz-mingw-w64 | source | stretch | 1.2.11+dfsg-1+deb9u1 | DLA-2993-1 | ||
| libz-mingw-w64 | source | (unstable) | 1.2.11+dfsg-5 | |||
| zlib | source | stretch | 1:1.2.8.dfsg-5+deb9u1 | DLA-2968-1 | ||
| zlib | source | buster | 1:1.2.11.dfsg-1+deb10u1 | DSA-5111-1 | ||
| zlib | source | bullseye | 1:1.2.11.dfsg-2+deb11u1 | DSA-5111-1 | ||
| zlib | source | (unstable) | 1:1.2.11.dfsg-4 | 1008265 |
[bullseye] - libz-mingw-w64 <no-dsa> (Minor issue)
[buster] - libz-mingw-w64 <no-dsa> (Minor issue)
https://github.com/madler/zlib/commit/5c44459c3b28a9bd3283aaceab7c615f8020c531
https://www.openwall.com/lists/oss-security/2022/03/24/1
Details: https://www.openwall.com/lists/oss-security/2022/03/26/1
https://www.openwall.com/lists/oss-security/2022/03/27/1
https://www.openwall.com/lists/oss-security/2022/03/28/1