CVE-2011-3638

Linux Kernel < 3.0 - Denial of Service via Extent Splitting in ext4

Title source: llm
STIX 2.1

Description

fs/ext4/extents.c in the Linux kernel before 3.0 does not mark a modified extent as dirty in certain cases of extent splitting, which allows local users to cause a denial of service (system crash) via vectors involving ext4 umount and mount operations.

References (5)

Core 5
Core References
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2011/10/24/2
Issue Tracking, Third Party Advisory x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=747942

Scores

EPSS 0.0036
EPSS Percentile 28.4%

Details

Status published
Products (1)
linux/linux_kernel < 3.0
Published Mar 01, 2013
Tracked Since Feb 18, 2026