| Name | CVE-2022-1586 |
| Description | An out-of-bounds read vulnerability was discovered in the PCRE2 library in the compile_xclass_matchingpath() function of the pcre2_jit_compile.c file. This involves a unicode property matching issue in JIT-compiled regular expressions. The issue occurs because the character was not fully read in case-less matching within JIT. |
| 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-3363-1 |
| Debian Bugs | 1011954 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| pcre2 (PTS) | bullseye | 10.36-2+deb11u1 | fixed |
| bookworm | 10.42-1 | fixed |
| trixie | 10.42-4 | fixed |
| sid | 10.44-4 | fixed |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| pcre2 | source | buster | 10.32-5+deb10u1 | | DLA-3363-1 | |
| pcre2 | source | bullseye | 10.36-2+deb11u1 | | | |
| pcre2 | source | (unstable) | 10.40-1 | | | 1011954 |
Notes
[stretch] - pcre2 <no-dsa> (Minor issue)
https://github.com/PCRE2Project/pcre2/commit/50a51cb7e67268e6ad417eb07c9de9bfea5cc55a (pcre2-10.40)
https://github.com/PCRE2Project/pcre2/commit/d4fa336fbcc388f89095b184ba6d99422cfc676c (pcre2-10.40)