National Cyber-Alert System

Vulnerability Summary for CVE-2012-3511

Overview

Multiple race conditions in the madvise_remove function in mm/madvise.c in the Linux kernel before 3.4.5 allow local users to cause a denial of service (use-after-free and system crash) via vectors involving a (1) munmap or (2) close system call.

Impact

CVSS Severity (version 2.0):

CVSS Version 2 Metrics:

References to Advisories, Solutions, and Tools

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External Source: CONFIRM

Name: https://bugzilla.redhat.com/show_bug.cgi?id=849734

Type: Patch Information

Hyperlink:https://bugzilla.redhat.com/show_bug.cgi?id=849734

External Source: MLIST

Name: [oss-security] 20120820 Re: CVE Request -- kernel: mm: use-after-free in madvise_remove()

Type: Patch Information

Hyperlink:http://www.openwall.com/lists/oss-security/2012/08/20/13

External Source: CONFIRM

Name: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9ab4233dd08036fe34a89c7dc6f47a8bf2eb29eb

Type: Patch Information

Hyperlink:http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=9ab4233dd08036fe34a89c7dc6f47a8bf2eb29eb

External Source: CONFIRM

Name: https://github.com/torvalds/linux/commit/9ab4233dd08036fe34a89c7dc6f47a8bf2eb29eb

Hyperlink:https://github.com/torvalds/linux/commit/9ab4233dd08036fe34a89c7dc6f47a8bf2eb29eb

External Source: CONFIRM

Name: http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5

Hyperlink:http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.4.5