CVE-2022-49343

Feb. 26, 2025, 7:01 a.m.

None
No Score

Description

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid cycles in directory h-tree A maliciously corrupted filesystem can contain cycles in the h-tree stored inside a directory. That can easily lead to the kernel corrupting tree nodes that were already verified under its hands while doing a node split and consequently accessing unallocated memory. Fix the problem by verifying traversed block numbers are unique.

Product(s) Impacted

Product Versions
Linux kernel
  • []

Weaknesses

Common security weaknesses mapped to this vulnerability.

References

https://git.kernel.org/stable/c/24b8206fec1db21d7e82f21f0b2ff5e5672cf5b3
https://git.kernel.org/stable/c/3a3ce941645407cd0b0b7f01ad9e2ea3770f46cc
https://git.kernel.org/stable/c/3ba733f879c2a88910744647e41edeefbc0d92b2
https://git.kernel.org/stable/c/6084240bfc44bf265ab6ae7d96980469b05be0f1
https://git.kernel.org/stable/c/b3ad9ff6f06c1dc6abf7437691c88ca3d6da3ac0
https://git.kernel.org/stable/c/d5a16a6df2c16eaf4de04948553ef0089dee463f
https://git.kernel.org/stable/c/e157c8f87e8fac112d6c955e69a60cdb9bc80a60
https://git.kernel.org/stable/c/ff4cafa51762da3824881a9000ca421d4b78b138

Tags

416baaa9-dc9f-4396-8d5f-8c081fb06d67
2025-02-26
CVE-2022-49343

Timeline

Published: Feb. 26, 2025, 7:01 a.m.
Last Modified: Feb. 26, 2025, 7:01 a.m.

Status : Awaiting Analysis

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

416baaa9-dc9f-4396-8d5f-8c081fb06d67

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.