| Name | CVE-2026-13221 |
| Description | Perl versions through 5.43.9 produce silently incorrect regular expres ... |
| 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) |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| perl (PTS) | bullseye | 5.32.1-4+deb11u3 | vulnerable |
| bullseye (security) | 5.32.1-4+deb11u5 | vulnerable |
| bookworm | 5.36.0-7+deb12u3 | vulnerable |
| bookworm (security) | 5.36.0-7+deb12u2 | vulnerable |
| trixie | 5.40.1-6 | vulnerable |
| forky, sid | 5.40.1-8 | vulnerable |
The information below is based on the following data on fixed versions.
| Package | Type | Release | Fixed Version | Urgency | Origin | Debian Bugs |
|---|
| perl | source | (unstable) | (unfixed) | | | |
Notes
https://lists.security.metacpan.org/cve-announce/msg/41780104/
https://github.com/Perl/perl5/issues/23388
Introduced with: https://github.com/Perl/perl5/commit/acababb42be12ff2986b73c1bfa963b70bb5d54e (v5.37.10)
Fixed by: https://github.com/Perl/perl5/commit/03f74bbbd3a68350d926ee93d56ee4808c28c4c7 (v5.43.10)