CVE-2011-4110

Linux Kernel 2.6 - Denial of Service via User-Defined Key Update

Title source: llm
STIX 2.1

Description

The user_update function in security/keys/user_defined.c in the Linux kernel 2.6 allows local users to cause a denial of service (NULL pointer dereference and kernel oops) via vectors related to a user-defined key and "updating a negative key into a fully instantiated key."

References (11)

Core 11
Core References
Exploit mailing-list x_refsource_mlist
https://lkml.org/lkml/2011/11/15/363
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/50755
Vendor Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-1328-1
Vendor Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-1344-1
Mailing List mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2011/11/22/5
Mailing List mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2011/11/21/19
Vendor Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-1324-1
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/47754
Mailing List mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2011/11/22/6
Mailing List vendor-advisory x_refsource_hp
http://marc.info/?l=bugtraq&m=139447903326211&w=2

Scores

EPSS 0.0049
EPSS Percentile 39.6%

Details

CWE
CWE-264
Status published
Products (1)
linux/linux_kernel 2.6
Published Jan 27, 2012
Tracked Since Feb 18, 2026