CVE-2018-1094

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.

CVSS v3.1

5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS v2.0

7.1 HIGHAV:N/AC:M/Au:N/C:N/I:N/A:C

EPSS

2.10% chance of exploitation in the next 30 days, 80th percentile

Published

2018-04-02

Updated

2024-08-05

Proof-of-concept exploits (1)

• https://bugzilla.kernel.org/show_bug.cgi?id=199183

References

• CVE Record
• NVD entry

Related

• CVE-2018-10936
• CVE-2018-10942
• CVE-2018-10933
• CVE-2018-10949
• CVE-2018-10920
• CVE-2018-1095