VDB

DEBIAN-CVE-2023-53205

DEBIAN-CVE-2023-53205 PUBLISHED CVSS 7.800000190734863 HIGH

In the Linux kernel, the following vulnerability has been resolved: KVM: s390/diag: fix racy access of physical cpu number in diag 9c handler We do check for target CPU == -1, but this might change at the time we are going to use it. Hold the physical target CPU in a local variable to avoid out-of-bound accesses to the cpu arrays.

Risk Scores

CVSS 3.1
7.800000190734863
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products

VendorProductVersions
Debian:12linux6.1.38-4, 6.1.27-1, 6.1.27-1
Debian:13linux0, 0, 0
Debian:14linux0, 0, 0

Timeline

  • Sep 15, 2025 CVE Published
  • Apr 28, 2026 CVE Updated
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