CVE-2026-9698

EUVD-2026-35366
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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 4%
Affected Products (NVD)
VendorProductVersion
perldbi
𝑥
< 1.648
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libdbi-perl
bookworm
vulnerable
bullseye
vulnerable
forky
vulnerable
sid
1.648-1
fixed
trixie
vulnerable
Common Weakness Enumeration
References
https://github.com/perl5-dbi/dbi/commit/bfe5d73c162d2d1f761a639a0aa33aad6a9eb54e.patch
https://metacpan.org/release/HMBRAND/DBI-1.648/changes
http://www.openwall.com/lists/oss-security/2026/06/09/9