CVE-2026-53294EPSS p6.5%

CVE-2026-53294CVE-2026-53294

linux / linux_kernel

Description

In the Linux kernel, the following vulnerability has been resolved: mailbox: mailbox-test: don't free the reused channel The RX channel can be aliased to the TX channel if it has a different MMIO. This special case needs to be handled when freeing the channels otherwise a double-free occurs.

Scoring

CVSS 7.8 ()
VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS0.18% probability of exploitation · percentile 6.5% · 2026-10-05T12:00:23Z
Last modified2026-07-08
Sourced from NVD + FIRST.org EPSS. Curated for EU compliance use cases by Adam Lundqvist, Founder at SQUR.