CVE-2018-1094
Medium
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.
SeverityMedium
CVSS5.5
Exploit probability—
Product
Linux Kernel
PublishedApr 2, 2018
First seenApr 2, 2018
How to fix
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| linux linux_kernel | v ≤ 4.15.15 | — |
| canonical ubuntu_linux | 16.04, 18.04 | — |
| redhat enterprise_linux_desktop | 7.0 | — |
| redhat enterprise_linux_server | 7.0 | — |
| redhat enterprise_linux_workstation | 7.0 | — |
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