VULNERABILITY INTELLIGENCE

CVE-2018-1094

CVSS score5.5 MEDIUM
EPSS probability2.08%
CISA KEVNot currently listed
Published2018-04-02
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Description

The ext4_fill_super function in fs/ext4/super.c in the Linux kernel through 4.15.15 does not always initialize the crc32c checksum driver, which allows attackers to cause a denial of service (ext4_xattr_inode_hash NULL pointer dereference and system crash) via a crafted ext4 image.

Weakness classification

  • CWE-476: NULL Pointer Dereference

Primary references