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CVE-2019-5188

Published: 8 January 2020

A code execution vulnerability exists in the directory rehashing functionality of E2fsprogs e2fsck 1.45.4. A specially crafted ext4 directory can cause an out-of-bounds write on the stack, resulting in code execution. An attacker can corrupt a partition to trigger this vulnerability.

Priority

Medium

CVSS 3 base score: 6.7

Status

Package Release Status
e2fsprogs
Launchpad, Ubuntu, Debian
bionic
Released (1.44.1-1ubuntu1.3)
disco
Released (1.44.6-1ubuntu0.2)
eoan
Released (1.45.3-4ubuntu2.1)
precise
Released (1.42-1ubuntu2.5)
trusty
Released (1.42.9-3ubuntu1.3+esm2)
upstream
Released (1.45.5-1)
xenial
Released (1.42.13-1ubuntu1.2)
Patches:
upstream: https://git.kernel.org/pub/scm/fs/ext2/e2fsprogs.git/commit/?id=8dd73c149f418238f19791f9d666089ef9734dff
upstream: https://git.kernel.org/pub/scm/fs/ext2/e2fsprogs.git/commit/?id=71ba13755337e19c9a826dfc874562a36e1b24d3