CVE-2023-52606

High

Description

In the Linux kernel, the following vulnerability has been resolved: powerpc/lib: Validate size for vector operations Some of the fp/vmx code in sstep.c assume a certain maximum size for the instructions being emulated. The size of those operations however is determined separately in analyse_instr(). Add a check to validate the assumption on the maximum size of the operations, so as to prevent any unintended kernel stack corruption.

SeverityHigh
CVSS7.8
Exploit probability—
ProductLinux Kernel
PublishedMar 6, 2024
First seenMar 6, 2024

How to fix

Update
  • linux linux_kernel4.19.307, 5.4.269, 5.10.210, 5.15.149, 6.1.77, 6.6.16, 6.7.4 or later

Affected products

ProductAffected versionsFixed in
linux linux_kernelv < 4.19.307, 4.20 ≤ v < 5.4.269, 5.5 ≤ v < 5.10.210, 5.11 ≤ v < 5.15.149, 5.16 ≤ v < 6.1.77, 6.2 ≤ v < 6.6.16, 6.7 ≤ v < 6.7.44.19.307, 5.4.269, 5.10.210, 5.15.149, 6.1.77, 6.6.16, 6.7.4

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CVE-2023-52606 · Linux Kernel · Dark Radar