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CVE Vulnerability Details :

CVE-2026-56968

PUBLISHED

More Info Official Page

Assigner-mitre

Assigner Org ID-8254265b-2729-46b6-b9e3-3dfca2d5bfca

Published At-23 Jun, 2026 | 16:18

Updated At-23 Jun, 2026 | 17:31

▼CVE Numbering Authority (CNA)

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.

Affected Products

Vendor

GNU

Product

GNU SASL

Default Status

unaffected

Versions

Affected

From 0 before 2.2.4 (semver)

Problem Types

Type	CWE ID	Description
CWE	CWE-839	CWE-839 Numeric Range Comparison Without Minimum Check

Type: CWE

CWE ID: CWE-839

Description: CWE-839 Numeric Range Comparison Without Minimum Check

Metrics

Version	Base score	Base severity	Vector
3.1	3.7	LOW	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Version: 3.1

Base score: 3.7

Base severity: LOW

Vector:

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

References

Hyperlink	Resource
https://lists.gnu.org/archive/html/help-gsasl/2026-06/msg00000.html	N/A
https://lists.debian.org/debian-security-announce/2026/msg00259.html	N/A
https://ftp.gnu.org/gnu/gsasl/	N/A
https://www.gnu.org/software/gsasl/	N/A

Hyperlink: https://lists.gnu.org/archive/html/help-gsasl/2026-06/msg00000.html

Resource: N/A

Hyperlink: https://lists.debian.org/debian-security-announce/2026/msg00259.html

Resource: N/A

Hyperlink: https://ftp.gnu.org/gnu/gsasl/

Resource: N/A

Hyperlink: https://www.gnu.org/software/gsasl/

Resource: N/A

▼Authorized Data Publishers (ADP)

CISA ADP Vulnrichment

Affected Products

Affected

Problem Types

Metrics

Metrics Other Info

Impacts

Solutions

Configurations

Workarounds

Exploits

Credits

Timeline

Replaced By

Rejected Reason

References

Affected Products

Metrics

Metrics Other Info

Impacts

Solutions

Configurations

Workarounds

Exploits

Credits

Timeline

Replaced By

Rejected Reason

References