289914 – (CVE-2009-2909) Kernel: ax_25setsockopt() negative "optlen" OOPS DoS (CVE-2009-2909)

Bug 289914 (CVE-2009-2909) - Kernel: ax_25setsockopt() negative "optlen" OOPS DoS (CVE-2009-2909)

Summary: Kernel: ax_25setsockopt() negative "optlen" OOPS DoS (CVE-2009-2909)

Status:	RESOLVED FIXED

Alias:	CVE-2009-2909

Product:	Gentoo Security
Classification:	Unclassified
Component:	Kernel (show other bugs)
Hardware:	All Linux

Importance:	High normal (vote)
Assignee:	Gentoo Security

URL:	http://git.kernel.org/?p=linux/kernel...
Whiteboard:	[linux <2.6.31.2] [gp <2.6.31-3]
Keywords:

Depends on:
Blocks:

Reported:	2009-10-20 21:52 UTC by Alex Legler (RETIRED)
Modified:	2013-09-15 18:40 UTC (History)
CC List:	2 users (show)

See Also:
Package list:
Runtime testing required:	---

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Description Alex Legler (RETIRED) archtester

2009-10-20 21:52:47 UTC

CVE-2009-2909 (http://nvd.nist.gov/nvd.cfm?cvename=CVE-2009-2909):
  Integer signedness error in the ax25_setsockopt function in
  net/ax25/af_ax25.c in the ax25 subsystem in the Linux kernel before
  2.6.31.2 allows local users to cause a denial of service (OOPS) via a
  crafted optlen value in an SO_BINDTODEVICE operation.