CVE-2026-9698

Name	CVE-2026-9698
Description	DBI versions before 1.648 for Perl saved errors in a limited-sized buffer. Error messages that were returned when RaiseError, PrintError or HandleError were set were written to a 200-byte buffer without a length limit. Attackers that can influence the error text in an application can trigger a buffer overflow.
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-6338-1

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
	bookworm	1.643-4	vulnerable
	bookworm (security)	1.643-4+deb12u1	fixed
	trixie (security)	1.647-1+deb13u1	fixed
	forky, trixie	1.647-1	vulnerable
	sid	1.648-1	fixed

The information below is based on the following data on fixed versions.

Package	Type	Release	Fixed Version	Origin
libdbi-perl	source	bookworm	1.643-4+deb12u1	DSA-6338-1
libdbi-perl	source	trixie	1.647-1+deb13u1	DSA-6338-1
libdbi-perl	source	(unstable)	1.648-1

Notes

https://lists.security.metacpan.org/cve-announce/msg/40831067/
Fixed by: https://github.com/perl5-dbi/dbi/commit/bfe5d73c162d2d1f761a639a0aa33aad6a9eb54e (1.648)