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Vulnerability record · CVE-2011-0431 · published 19 February 2011

CVE-2011-0431: Openafs improper input validation vulnerability

OOpenafs · Openafs

The afs_linux_lock function in afs/LINUX/osi_vnodeops.c in the kernel module in OpenAFS 1.4.14, 1.4.12, 1.4.7, and possibly other versions does not properly handle errors, which allows attackers to cause a denial of service via unknown vectors. NOTE: some of these details are obtained from third party information.

5.0 CVSS 2.0 Medium EPSS 2.0% · top 19.9% CWE-20 · Improper input validation
5.0CVSS 2.0 base score
2.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
14References
16 Jun 2026Last modified by NVD

Description

The afs_linux_lock function in afs/LINUX/osi_vnodeops.c in the kernel module in OpenAFS 1.4.14, 1.4.12, 1.4.7, and possibly other versions does not properly handle errors, which allows attackers to cause a denial of service via unknown vectors. NOTE: some of these details are obtained from third party information.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://secunia.com/advisories/43371 Vendor Advisory
http://secunia.com/advisories/43407 Vendor Advisory
http://www.debian.org/security/2011/dsa-2168
http://www.securityfocus.com/bid/46428
http://www.securitytracker.com/id?1025095
http://www.vupen.com/english/advisories/2011/0410 Vendor Advisory
http://www.vupen.com/english/advisories/2011/0411 Vendor Advisory
http://secunia.com/advisories/43371 Vendor Advisory
http://secunia.com/advisories/43407 Vendor Advisory
http://www.debian.org/security/2011/dsa-2168
http://www.securityfocus.com/bid/46428
http://www.securitytracker.com/id?1025095
http://www.vupen.com/english/advisories/2011/0410 Vendor Advisory
http://www.vupen.com/english/advisories/2011/0411 Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2009-1251Unix memory buffer overflow vulnerabilityHeap-based buffer overflow in the cache manager in the client in OpenAFS 1.0 through 1.4.8 and 1.5.0 through 1.5.58 on Unix platforms allows remote a…EPSS 6.4%9.8CVE-2018-16947Openafs improper authentication vulnerabilityAn issue was discovered in OpenAFS before 1.6.23 and 1.8.x before 1.8.2. The backup tape controller (butc) process accepts incoming RPCs but does not…EPSS 2.6%8.4CVE-2024-10394Openafs vulnerabilityA local user can bypass the OpenAFS PAG (Process Authentication Group) throttling mechanism in Unix clients, allowing the user to create a PAG using …EPSS 0.20%7.8CVE-2015-8312Openafs vulnerabilityOff-by-one error in afs_pioctl.c in OpenAFS before 1.6.16 might allow local users to cause a denial of service (memory overwrite and system crash) vi…EPSS 0.36%7.8CVE-2009-1250Ibm afs vulnerabilityThe cache manager in the client in OpenAFS 1.0 through 1.4.8 and 1.5.0 through 1.5.58, and IBM AFS 3.6 before Patch 19, on Linux allows remote attack…EPSS 4.0%7.7CVE-2024-10397Openafs out-of-bounds write vulnerabilityA malicious server can crash the OpenAFS cache manager and other client utilities, and possibly execute arbitrary code.EPSS 0.40%7.5CVE-2019-18601Openafs deserialization of untrusted data vulnerabilityOpenAFS before 1.6.24 and 1.8.x before 1.8.5 is prone to denial of service from unserialized data access because remote attackers can make a series o…EPSS 1.4%7.5CVE-2019-18602Openafs use of uninitialized resource vulnerabilityOpenAFS before 1.6.24 and 1.8.x before 1.8.5 is prone to an information disclosure vulnerability because uninitialized scalars are sent over the netw…EPSS 1.5%

Source: NIST National Vulnerability Database (record CVE-2011-0431), CISA KEV, FIRST EPSS (scores of 2026-10-09). This page is refreshed as NVD updates the record.