cockpit: A flaw was found in Cockpit
CVE-2026-91142 is fixed in cockpit on 1 platform by DEBIAN-CVE-2026-91142 (version 368-1), released September 26, 2026. It is not reported as exploited. Patch Radar priority: Routine.
A flaw was found in Cockpit. An authenticated local user with a large user identifier (UID) can cause unauthorized modification and disclosure of login records. On 32-bit systems, an integer overflow during session accounting allows the user's login process to read or overwrite the legacy log entries of other accounts.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| cockpit · Debian 14 | 368-1 | DEBIAN-CVE-2026-91142 | Sep 26, 2026 |
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