NULL Pointer Dereference Affecting gssproxy package, versions *


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.14% (4th percentile)

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  • Snyk IDSNYK-ECHOLATEST-GSSPROXY-21751197
  • published27 Oct 2026
  • disclosed26 Oct 2026

Introduced: 26 Oct 2026

NewCVE-2026-116497  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

There is no fixed version for Echo:latest gssproxy.

NVD Description

Note: Versions mentioned in the description apply only to the upstream gssproxy package and not the gssproxy package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

A NULL pointer dereference vulnerability was found in gssproxy. When a GSSX_INIT_SEC_CONTEXT request is received with the target_name field absent, the daemon dereferences the resulting NULL pointer and crashes. The request requires no authentication, allowing any local user to crash the gssproxy daemon via its Unix socket. The daemon does not automatically restart, resulting in a persistent denial of service that also affects dependent services such as Kerberized NFS and IdM.

CVSS Base Scores

version 3.1