PT-2009-5259 · Linux · Linux Kernel

Eugene Teo · CVE-2009-2909 · Published 2009-10-20 · Updated 2023-02-13

Positive Technologies (AI Summary)

CVSS v2.0

4.9

Medium

Base vector

AV:L/AC:L/Au:N/C:N/I:N/A:C

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 2.6.31.2

Description: The issue is related to an integer signedness error in the ax25 setsockopt function, which is part of the ax25 subsystem. This error can be triggered by a local user who provides a crafted optlen value in an SO BINDTODEVICE operation, leading to a denial of service (OOPS).

Recommendations: For Linux kernel versions prior to 2.6.31.2, update to version 2.6.31.2 or later to resolve the issue.

Fix

Weakness Enumeration

CWE-189

Related Identifiers

CVE-2009-2909

DSA-1915-1

DSA-1928-1

DSA-1929-1

Affected Products

Linux Kernel

References · 13

• http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00005.html · Vendor Advisory
• http://article.gmane.org/gmane.linux.kernel/896907 · Patch
• http://secunia.com/advisories/37075 · Vendor Advisory
• http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00007.html · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2009-2909 · Security Note
• http://ubuntu.com/usn/usn-864-1 · Vendor Advisory
• https://redhat.com/archives/fedora-package-announce/2009-October/msg00483.html · Vendor Advisory
• http://securityfocus.com/bid/36635 · Note
• http://kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.31.2 · Note
• http://marc.info/?l=oss-security&m=125494119617994&w=2 · Note
• http://git.kernel.org/?p=linux/kernel/git/davem/net-2.6.git%3Ba=commit%3Bh=b7058842c940ad2c08dd829b21e5c92ebe3b8758 · Note
• https://bugzilla.redhat.com/show_bug.cgi?id=528887 · Note
• http://secunia.com/advisories/37351 · Note