CVE-2010-1437

Publication date 7 May 2010

Last updated 25 August 2025

Ubuntu priority

Cvss 3 Severity Score

Description

Race condition in the find_keyring_by_name function in security/keys/keyring.c in the Linux kernel 2.6.34-rc5 and earlier allows local users to cause a denial of service (memory corruption and system crash) or possibly have unspecified other impact via keyctl session commands that trigger access to a dead keyring that is undergoing deletion by the key_cleanup function.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
linux	10.04 LTS lucid	Fixed 2.6.32-24.39
	9.10 karmic	Fixed 2.6.31-22.61
	9.04 jaunty	Fixed 2.6.28-19.62
	8.10 intrepid	Ignored end of life, was needed
	8.04 LTS hardy	Fixed 2.6.24-28.73
	6.06 LTS dapper	Not in release
linux-source-2.6.15	10.04 LTS lucid	Not in release
	9.10 karmic	Not in release
	9.04 jaunty	Not in release
	8.10 intrepid	Not in release
	8.04 LTS hardy	Not in release
	6.06 LTS dapper	Fixed 2.6.15-55.86

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
linux	Upstream: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=cea7daa3589d6b550546a8c8963599f7c1a3ae5c Hardy: http://chinstrap.ubuntu.com/~smb/CVEs/CVE-2010-1437/patches/hardy/linux/0001-KEYS-find_keyring_by_name-can-gain-access-to-a-freed-k.txt Jaunty: http://chinstrap.ubuntu.com/~smb/CVEs/CVE-2010-1437/patches/jaunty/linux/0001-KEYS-find_keyring_by_name-can-gain-access-to-a-freed-k.txt Karmic: http://chinstrap.ubuntu.com/~smb/CVEs/CVE-2010-1437/patches/karmic/linux/0001-KEYS-find_keyring_by_name-can-gain-access-to-a-freed-k.txt Lucid: http://chinstrap.ubuntu.com/~smb/CVEs/CVE-2010-1437/patches/lucid/linux/0001-KEYS-find_keyring_by_name-can-gain-access-to-a-freed-k.txt
linux-source-2.6.15	Dapper: http://chinstrap.ubuntu.com/~smb/CVEs/CVE-2010-1437/patches/dapper/linux/0001-KEYS-find_keyring_by_name-can-gain-access-to-a-freed-k.txt

Package

Patch details

linux

linux-source-2.6.15

Dapper: http://chinstrap.ubuntu.com/~smb/CVEs/CVE-2010-1437/patches/dapper/linux/0001-KEYS-find_keyring_by_name-can-gain-access-to-a-freed-k.txt

Severity score breakdown

Parameter	Value
Base score	7.0 · High
Attack vector	Local
Attack complexity	High
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CVE-2010-1437

Cvss 3 Severity Score

Description

Status

Patch details

Severity score breakdown

References

Related Ubuntu Security Notices (USN)

Other references