Linux kernel ext4 filesystem is vulnerable to an out-of-bound access in the ext4_ext_drop_refs() function when operating on a crafted ext4 filesystem image.
Severity
CVSS 3.0
6.5 medium
CVSS:3.0/AV:L/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H
EPSS
2.2% chance of exploitation in the next 30 days; higher than 82% of CVEs (scores of 2026-10-31)