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CVE-2026-43179

erofs: fix incorrect early exits for invalid metabox-enabled images

MEDIUM
5.5
CVSS Score
Published: May 6, 2026 at 11:27 AM UTC
Updated: June 17, 2026 at 10:49 AM UTC
1 product affected across 1 vendorLinux Kernel

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Severity
MEDIUM5.5
Exploit prediction
EPSS 0.1%

Description

In the Linux kernel, the following vulnerability has been resolved: erofs: fix incorrect early exits for invalid metabox-enabled images Crafted EROFS images with metadata compression enabled can trigger incorrect early returns, leading to folio reference leaks. However, this does not cause system crashes or other severe issues.

Affected

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

Linux Kernel· Linux
95%
6.17 ≤ v < 6.18.166.17 ≤ v < 6.19.66.17 ≤ v < 7.06.19 ≤ v < 6.19.6414091322c6363c9283aeb177101e4d7a3819ccd6.17
Vendor states this is fixed in 041b5163bb9b2e81050bcd885b3373bf2f42d5f5 (fixed)
Vendor states this is fixed in 56e4a84220045b6af0f1efc11825b39217c7decf (fixed)
Vendor states this is fixed in 643575d5a4f24b23b0c54aa20aa74a4abed8ff5e (fixed)
Vendor states this is fixed in 6.17 (unaffected)
Vendor states this is fixed in 6.18.16 (unaffected)
Vendor states this is fixed in 6.19.6 (unaffected)
Vendor states this is fixed in 7.0 (unaffected)

References (3)

Patch
Source: cverecord
https://git.kernel.org/stable/c/041b5163bb9b2e81050bcd885b3373bf2f42d5f5
Patch
Source: cverecord
https://git.kernel.org/stable/c/56e4a84220045b6af0f1efc11825b39217c7decf
Patch
Source: cverecord
https://git.kernel.org/stable/c/643575d5a4f24b23b0c54aa20aa74a4abed8ff5e

CVSS

5.5MEDIUM[email protected]
Attack Vector
LOCAL
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
NVD-CWE-noinfo

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