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vulnerability

Red Hat: CVE-2019-19319: CVE-2019-19319 kernel: out-of-bounds write in ext4_xattr_set_entry in fs/ext4/xattr.c (Multiple Advisories)

Severity
4
CVSS
(AV:L/AC:M/Au:N/C:P/I:P/A:P)
Published
Nov 27, 2019
Added
Nov 5, 2020
Modified
Mar 27, 2026

Description

In the Linux kernel before 5.2, a setxattr operation, after a mount of a crafted ext4 image, can cause a slab-out-of-bounds write access because of an ext4_xattr_set_entry use-after-free in fs/ext4/xattr.c when a large old_size value is used in a memset call, aka CID-345c0dbf3a30.

Solutions

redhat-upgrade-kernelredhat-upgrade-kernel-rt
Title
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