CVE-2024-56570

ovl: Filter invalid inodes with missing lookup function

HIGH

7.8

CVSS Score

Published: December 27, 2024 at 02:23 PM UTC

Updated: October 15, 2026 at 01:19 AM UTC

1 product affected across 1 vendorLinux Kernel

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Severity

HIGH7.8

Exploit prediction

EPSS 0.2%

Description

In the Linux kernel, the following vulnerability has been resolved: ovl: Filter invalid inodes with missing lookup function Add a check to the ovl_dentry_weird() function to prevent the processing of directory inodes that lack the lookup function. This is important because such inodes can cause errors in overlayfs when passed to the lowerstack.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Linux Kernel · Linux

95%

All versionsv < 5.4.2875.11 ≤ v < 5.15.1745.16 ≤ v < 6.1.1205.5 ≤ v < 5.10.2316.2 ≤ v < 6.6.646.7 ≤ v < 6.12.43.18e9be9d5e76e34872f0c37d72e25bc27fe9e2c54c

Vendor states this is fixed in 065bf5dd21639f80e68450de16bda829784dbb8c (fixed)

Vendor states this is fixed in 5f86e79c0b2287ffdabe6c1b305a36c4e0f40fe3 (fixed)

Vendor states this is fixed in 72014e7745cc8250bb8f27bd78694dfd3f1b5773 (fixed)

Vendor states this is fixed in 749eac5a6687ec99116e0691d0d71225254654e3 (fixed)

Vendor states this is fixed in c8b359dddb418c60df1a69beea01d1b3322bfe83 (fixed)

Vendor states this is fixed in f9248e2f73fb4afe08324485e98c815ac084d166 (fixed)

Vendor states this is fixed in ff43d008bbf9b27ada434d6455f039a5ef6cee53 (fixed)

Vendor states this is fixed in 3.18 (unaffected)

Vendor states this is fixed in 5.10.231 (unaffected)

Vendor states this is fixed in 5.15.174 (unaffected)

Vendor states this is fixed in 5.4.287 (unaffected)

Vendor states this is fixed in 6.1.120 (unaffected)