CVE-2022-50746

N/A

Beschreibung

In the Linux kernel, the following vulnerability has been resolved: erofs: validate the extent length for uncompressed pclusters syzkaller reported a KASAN use-after-free: https://syzkaller.appspot.com/bug?extid=2ae90e873e97f1faf6f2 The referenced fuzzed image actually has two issues: - m_pa == 0 as a non-inlined pcluster; - The logical length is longer than its physical length. The first issue has already been addressed. This patch addresses the second issue by checking the extent length validity.

CVE Details

CVSS v3.1 BewertungN/A

Veroffentlicht12/24/2025

Zuletzt geandert12/29/2025

Quellenvd

Honeypot-Sichtungen0

Referenzen

https://git.kernel.org/stable/c/40c73b2ea9611b5388807be406f30f5e4e1162da(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/c505feba4c0d76084e56ec498ce819f02a7043ae(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

https://git.kernel.org/stable/c/dc8b6bd587b13b85aff6e9d36cdfcd3f955cac9e(416baaa9-dc9f-4396-8d5f-8c081fb06d67)

IOC Korrelationen

Keine Korrelationen erfasst

This product uses data from the NVD API but is not endorsed or certified by the NVD.