Memory Leak Affecting cockpit-bridge package, versions <0:356.4-1.el10_2


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.59% (49th percentile)

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  • Snyk IDSNYK-RHEL10-COCKPITBRIDGE-22386371
  • published10 Nov 2026
  • disclosed19 Aug 2026

Introduced: 19 Aug 2026

CVE-2026-76235  (opens in a new tab)
CWE-401  (opens in a new tab)

How to fix?

Upgrade RHEL:10 cockpit-bridge to version 0:356.4-1.el10_2 or higher.
This issue was patched in RHSA-2026:96250.

NVD Description

Note: Versions mentioned in the description apply only to the upstream cockpit-bridge package and not the cockpit-bridge package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

A memory leak flaw was found in cockpit-ws. The login page handler leaks a heap allocation on every unauthenticated request that carries a CockpitLang cookie, allowing a remote unauthenticated attacker to exhaust memory on the host and cause a denial of service.

CVSS Base Scores

version 3.1