CVE-2011-2493

Linux Kernel < 2.6.39 - Denial of Service via Crafted ext4 Filesystem Mount

Title source: llm

Description

The ext4_fill_super function in fs/ext4/super.c in the Linux kernel before 2.6.39 does not properly initialize a certain error-report data structure, which allows local users to cause a denial of service (OOPS) by attempting to mount a crafted ext4 filesystem.

References (4)

Core 4

Core References

Patch x_refsource_confirm

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=0449641130f5652b344ef6fa39fa019d7e94660a

Exploit, Patch x_refsource_confirm

https://github.com/torvalds/linux/commit/0449641130f5652b344ef6fa39fa019d7e94660a

Mailing List mailing-list x_refsource_mlist

http://www.openwall.com/lists/oss-security/2011/06/24/4

Various Sources x_refsource_confirm

http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.39

Scores

EPSS 0.0047

EPSS Percentile 38.1%

Details

Status published

Products (9)

linux/linux_kernel 2.6.38 (9 CPE variants)

linux/linux_kernel 2.6.38.1

linux/linux_kernel 2.6.38.2

linux/linux_kernel 2.6.38.3

linux/linux_kernel 2.6.38.4

linux/linux_kernel 2.6.38.5

linux/linux_kernel 2.6.38.6

linux/linux_kernel 2.6.38.7

linux/linux_kernel < 2.6.38.8

Published Jun 13, 2012

Tracked Since Feb 18, 2026