ext4: fix iloc.bh leak in ext4_xattr_inode_update_ref (CVE-2026-23145)

Summary

ext4: fix iloc.bh leak in ext4_xattr_inode_update_ref

Original description

The description as published by the source.

In the Linux kernel, the following vulnerability has been resolved:

ext4: fix iloc.bh leak in ext4_xattr_inode_update_ref

The error branch for ext4_xattr_inode_update_ref forget to release the
refcount for iloc.bh. Find this when review code.

Source: OSV.dev (Open Source Vulnerabilities) NVD OSV

Affected packages

Linux Kernel

[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.10.249"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.199"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.162"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.122"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.67"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.7"}]}]

Fix status by distribution

Fixed packages published by each distribution for this CVE

BellSoft Alpaquita BELL-CVE-2026-23145 linux-lts Fixed in: 6.1.163-r0
Debian DEBIAN-CVE-2026-23145 linux Fixed in: 5.10.249-1
Ubuntu UBUNTU-CVE-2026-23145 linux-hwe-edge

Summary

Original description

Affected packages

Fix status by distribution

References