CVE-2022-50448

MEDIUM

Linux Kernel 5.19-5.19.16, 5.20-6.0.2, 6.1 - Denial of Service via PTE Marker Handling

Title source: llm

Description

In the Linux kernel, the following vulnerability has been resolved: mm/uffd: fix warning without PTE_MARKER_UFFD_WP compiled in When PTE_MARKER_UFFD_WP not configured, it's still possible to reach pte marker code and trigger an warning. Add a few CONFIG_PTE_MARKER_UFFD_WP ifdefs to make sure the code won't be reached when not compiled in.

References (3)

Core 3

Core References

Patch

https://git.kernel.org/stable/c/b76e4eb02e9edb9a0a51942acdb373ca01346e8c

Patch

https://git.kernel.org/stable/c/2204a880cb0c51952463a24a4fa01a6514c5a25a

Patch

https://git.kernel.org/stable/c/515778e2d790652a38a24554fdb7f21420d91efc

Scores

CVSS v3 5.5

EPSS 0.0015

EPSS Percentile 4.7%

Attack Vector LOCAL

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

Status published

Products (11)

linux/Kernel 5.19.0 - 5.19.17linux

linux/Kernel 5.20.0 - 6.0.3linux

Linux/Linux < 5.19

Linux/Linux 5.19

Linux/Linux 5.19.17 - 5.19.*

Linux/Linux 6.0.3 - 6.0.*

Linux/Linux 6.1

Linux/Linux b1f9e876862d8f7176299ec4fb2108bc1045cbc8 - 2204a880cb0c51952463a24a4fa01a6514c5a25a

Linux/Linux b1f9e876862d8f7176299ec4fb2108bc1045cbc8 - 515778e2d790652a38a24554fdb7f21420d91efc

Linux/Linux b1f9e876862d8f7176299ec4fb2108bc1045cbc8 - b76e4eb02e9edb9a0a51942acdb373ca01346e8c

... and 1 more

Published Oct 01, 2025

Tracked Since Feb 18, 2026