| Name | CVE-2026-14739 |
| Description | DBI versions before 1.650 for Perl have a heap overflow when preparsing SQL statements with an extreme number of placeholders. The fix for CVE-2026-10879 did not allocate enough memory to handle approximately 1.2-million placeholders. DBI version 1.650 sets a hard limit of 99,999 placeholders. |
| 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 | DSA-6473-1 |
| Debian Bugs | 1141667 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| libdbi-perl (PTS) | bullseye | 1.643-3 | vulnerable |
| bullseye (security) | 1.643-3+deb11u1 | vulnerable |
| bookworm, bookworm (security) | 1.643-4+deb12u1 | vulnerable |
| trixie | 1.647-1+deb13u1 | vulnerable |
| trixie (security) | 1.652-2~deb13u1 | fixed |
| forky, sid | 1.652-2 | fixed |
The information below is based on the following data on fixed versions.
Notes
[bookworm] - libdbi-perl <postponed> (Minor issue)
[bullseye] - libdbi-perl <postponed> (Minor issue)
https://lists.security.metacpan.org/cve-announce/msg/41625530/
Fixed by: https://github.com/perl5-dbi/dbi/commit/2b77c88b655e9539a592c71a61fb965fc0075395 (1.650)