CVE-2024-45014: s390/boot: Avoid possible physmem_info segment corruption

Severity: medium (CVSS 5.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2024-09-11 · updated 2026-06-17
Weakness: CWE-770

Description

In the Linux kernel, the following vulnerability has been resolved: s390/boot: Avoid possible physmem_info segment corruption When physical memory for the kernel image is allocated it does not consider extra memory required for offsetting the image start to match it with the lower 20 bits of KASLR virtual base address. That might lead to kernel access beyond its memory range.

Affected products

Linux kernel: from 6.10 before 6.10.7; 6.11-rc1, 6.11-rc2, 6.11-rc3, 6.11-rc4 — fixed in 6.10.7

How to fix

Upgrade to a fixed version: Linux kernel 6.10.7. Check the vendor advisory for mitigations.

References

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