CVE-2011-2496

Linux Kernel < 2.6.39 - Denial of Service via vma_to_resize Integer Overflow

Title source: llm

Description

Integer overflow in the vma_to_resize function in mm/mremap.c in the Linux kernel before 2.6.39 allows local users to cause a denial of service (BUG_ON and system crash) via a crafted mremap system call that expands a memory mapping.

References (5)

Core 5

Core References

Patch x_refsource_confirm

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=982134ba62618c2d69fbbbd166d0a11ee3b7e3d8

Issue Tracking x_refsource_confirm

https://bugzilla.redhat.com/show_bug.cgi?id=716538

Exploit, Patch x_refsource_confirm

https://github.com/torvalds/linux/commit/982134ba62618c2d69fbbbd166d0a11ee3b7e3d8

Mailing List mailing-list x_refsource_mlist

http://www.openwall.com/lists/oss-security/2011/06/27/2

Various Sources x_refsource_confirm

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

Scores

EPSS 0.0049

EPSS Percentile 39.4%

Details

CWE

CWE-189

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