What’s Vulnerable › Vulnerabilities

CVE-2022-50811: erofs: fix missing unmap if z_erofs_get_extent_compressedlen() fails

• Severity: unknown
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-12-30 · updated 2026-06-17

Description

In the Linux kernel, the following vulnerability has been resolved: erofs: fix missing unmap if z_erofs_get_extent_compressedlen() fails Otherwise, meta buffers could be leaked.

Affected products

• Linux kernel: 5.13 — fixed in 6.2

How to fix

Upgrade to a fixed version: Linux kernel 6.2. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/091a8ca572a2e48554427feda78aa503e98c1028
• https://git.kernel.org/stable/c/373b6f350aecf5dca2e7474f0b4ec8cca659f2f0
• https://git.kernel.org/stable/c/d5d188b8f8b38d3d71dd05993874b4fc9284ce95

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