CVE-2011-4081

5.5 MEDIUM
Published: May 24, 2012 Modified: April 29, 2026
View on NVD

Description

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References to Advisories, Solutions, and Tools

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

10 reference(s) from NVD

Quick Stats

CVSS v3 Score
5.5 / 10.0
EPSS (Exploit Probability)
0.1%
18th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-476

Affected Vendors

linux

Related CVEs

CVE-2026-42615 7.2
CVE-2026-23773 4.3
CVE-2026-40560 N/A
CVE-2026-7363 N/A
CVE-2026-7361 N/A