CVE-2026-56968

GNU SASL before 2.2.4 lacks sanitization of a short challenge in _gsasl_ntlm_client_step in the NTLM client, which could result in memory disclosure via a crafted server.

Score

CVSS 3.1 5.3 Medium

Status

Modified - cve@mitre.org

Published

2026-06-23

Last modified

2026-10-25

Weaknesses

CWE-839, CWE-908

Affected products

• Debian Linux (Debian)
• Gnu Sasl (Gnu)
• Sasl (Gnu)

References

• https://lists.gnu.org/archive/html/help-gsasl/2026-06/msg00000.html
• https://lists.debian.org/debian-security-announce/2026/msg00259.html
• https://ftp.gnu.org/gnu/gsasl/
• https://www.gnu.org/software/gsasl/
• https://lists.debian.org/debian-lts-announce/2026/07/msg00049.html