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.
Metrics
Affected Vendors & Products
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: mitre
Published: 2022-09-02T00:00:00
Updated: 2024-08-03T12:00:42.380Z
Reserved: 2022-09-02T00:00:00
Link: CVE-2022-39188
Vulnrichment
No data.
NVD
Status : Modified
Published: 2022-09-02T05:15:07.650
Modified: 2023-11-07T03:50:20.460
Link: CVE-2022-39188
Redhat