Vulnerability Monitor

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CVE-2011-4081

crypto/ghash-generic.c in the Linux kernel before 3.1 allows local users to cause a denial of service (NULL pointer dereference and OOPS) or possibly have unspecified other impact by triggering a failed or missing ghash_setkey function call, followed by a (1) ghash_update function call or (2) ghash_final function call, as demonstrated by a write operation on an AF_ALG socket.

Published

2012-05-24T23:55:02.480

Last Modified

2025-04-11T00:51:21.963

Status

Deferred

Source

[email protected]

Severity

CVSSv3.1: 5.5 (MEDIUM)

CVSSv2 Vector

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

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

6.9

Weaknesses

Type: Primary
CWE-476

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	linux	linux_kernel	< 3.1	Yes

References

http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7ed47b7d142ec99ad6880bbbec51e9f12b3af74c ([email protected])
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1 Mailing List, Patch, Vendor Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2011/10/27/2 Mailing List, Patch, Third Party Advisory ([email protected])
https://bugzilla.redhat.com/show_bug.cgi?id=749475 Issue Tracking, Patch, Third Party Advisory ([email protected])
https://github.com/torvalds/linux/commit/7ed47b7d142ec99ad6880bbbec51e9f12b3af74c Exploit, Patch, Third Party Advisory ([email protected])
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=7ed47b7d142ec99ad6880bbbec51e9f12b3af74c (af854a3a-2127-422b-91ae-364da2661108)
http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1 Mailing List, Patch, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2011/10/27/2 Mailing List, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://bugzilla.redhat.com/show_bug.cgi?id=749475 Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/torvalds/linux/commit/7ed47b7d142ec99ad6880bbbec51e9f12b3af74c Exploit, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)