VULNERABILITY INTELLIGENCE

CVE-2026-53296

CVSS score7.8 HIGH
EPSS probability0.18%
CISA KEVNot currently listed
Published2026-06-26
Last modified2026-07-08
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

In the Linux kernel, the following vulnerability has been resolved: mailbox: mailbox-test: free channels on probe error On probe error, free the previously obtained channels. This not only prevents a leak, but also UAF scenarios because the client structure will be removed nonetheless because it was allocated with devm.

Weakness classification

  • CWE-416: Use After Free

Primary references