CVE-2019-19767

PoC —

CVSS 3.1

5.5 medium

EPSS

2%p80

Published

Dec 12, 2019 (Dec 12, 2019)

Modified

Jun 17, 2026

Description

The Linux kernel before 5.4.2 mishandles ext4_expand_extra_isize, as demonstrated by use-after-free errors in __ext4_expand_extra_isize and ext4_xattr_set_entry, related to fs/ext4/inode.c and fs/ext4/super.c, aka CID-4ea99936a163.

Vendors: linux
Products: linux kernel
Weakness: CWE-416
Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (2.1%)

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