VDB

DEBIAN-CVE-2023-53292

DEBIAN-CVE-2023-53292 PUBLISHED CVSS 5.5 MEDIUM

In the Linux kernel, the following vulnerability has been resolved: blk-mq: fix NULL dereference on q->elevator in blk_mq_elv_switch_none After grabbing q->sysfs_lock, q->elevator may become NULL because of elevator switch. Fix the NULL dereference on q->elevator by checking it with lock.

Risk Scores

CVSS 3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Affected Products

VendorProductVersions
Debian:12linux6.12.32-1, 6.17.10-1, 6.9.9-1
Debian:14linux0, 0, 0
Debian:13linux0, 0, 0

Timeline

  • Sep 16, 2025 CVE Published
  • Apr 28, 2026 CVE Updated
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