| Name | CVE-2026-89157 |
| Description | GHSA-q8g2-wprr-34m9: PCRE2: out-of-bounds write in pcre2_pattern_convert() with large patterns on 32-bit systems |
| Source | CVE (at NVD; CERT, ENISA, LWN, oss-sec, fulldisc, Debian ELTS, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-4772-1 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| pcre2 (PTS) | bookworm | 10.42-1 | vulnerable |
| bookworm (security) | 10.42-1+deb12u1 | fixed |
| trixie | 10.46-1~deb13u1 | vulnerable |
| forky, sid | 10.48-2 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| pcre2 | source | bookworm | 10.42-1+deb12u1 | | DLA-4772-1 | |
| pcre2 | source | (unstable) | 10.48-1 | | | |
Notes
[trixie] - pcre2 <no-dsa> (Minor issue; can be fixed via point release)
https://github.com/PCRE2Project/pcre2/security/advisories/GHSA-q8g2-wprr-34m9
Fixed by: https://github.com/PCRE2Project/pcre2/commit/8156b3989a82f2ddf9504d8248496e9b124be7f3 (pcre2-10.48-RC1)