vulnerability
Amazon Linux AMI: CVE-2022-39188: Security patch for kernel (ALAS-2022-1636)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:L/AC:M/Au:S/C:N/I:N/A:C) | Sep 2, 2022 | Feb 6, 2024 | May 21, 2025 |
Severity
4
CVSS
(AV:L/AC:M/Au:S/C:N/I:N/A:C)
Published
Sep 2, 2022
Added
Feb 6, 2024
Modified
May 21, 2025
Description
An issue was discovered in include/asm-generic/tlb.h in the Linux kernel before 5.19. Because of a race condition (unmap_mapping_range versus munmap), a device driver can free a page while it still has stale TLB entries. This only occurs in situations with VM_PFNMAP VMAs.
Solution
amazon-linux-upgrade-kernel
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