PT-2026-35656

CVE-2026-40355

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Published

2026-04-13

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Updated

2026-10-21

Description by

CVSS 3.1
7.5
High
MetricsAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions MIT Kerberos 5 versions prior to 1.22.3
Description A NULL pointer dereference occurs when an application calls the gss accept sec context() function on a system with a NegoEx mechanism registered in /etc/gss/mech. An unauthenticated remote attacker can trigger this condition, leading to process termination within the parse nego message() function.
Recommendations Update to version 1.22.3 or later.
Exploitability
Exploit
Fix
Impacts
Researchers
Vendors
Affected products
Related identifiers
ALSA-2026:16799
ALSA-2026:19145
ALSA-2026:19357
AZL-85235
CLSA-2026-1780398100
CLSA-2026-1782979178
CLSA-2026-1792592896
CLSA-2026-1792593112
ECHO-3921-9F59-F2E1
JLSEC-2026-1258
OESA-2026-2257
OPENSUSE-SU-2026:10729-1
OPENSUSE-SU-2026:21021-1
RHSA-2026:12220
RHSA-2026:16799
RHSA-2026:19145
RHSA-2026:19357
SUSE-SU-2026:1816-1
SUSE-SU-2026:21618-1
SUSE-SU-2026:21629-1
SUSE-SU-2026:22255-1
SUSE-SU-2026:22322-1
SUSE-SU-2026:2449-1
SUSE-SU-2026:2848-1
USN-8585-1
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