ZeroHour

CVE-2022-39188

CVSS 3.1
4.7 medium
EPSS
<1%p13
Published
()
Modified
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.

Vendors
linuxdebian
Products
linux kernel, debian linux
Weakness
CWE-362
Vector
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

In the news

No ingested article mentions this CVE yet.