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Vulnerability record · CVE-2009-1251 · published 9 April 2009

CVE-2009-1251: Unix memory buffer overflow vulnerability

Unix · Unix

Heap-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 attackers to cause a denial of service (system crash) or possibly execute arbitrary code via an RX response containing more data than specified in a request, related to use of XDR arrays.

10.0 CVSS 2.0 High EPSS 6.4% · top 6.5% CWE-119 · Memory buffer overflow
10.0CVSS 2.0 base score
6.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
22References
16 Jun 2026Last modified by NVD

Description

Heap-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 attackers to cause a denial of service (system crash) or possibly execute arbitrary code via an RX response containing more data than specified in a request, related to use of XDR arrays.

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

Affected products

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

References

LinkTags
http://secunia.com/advisories/34655
http://secunia.com/advisories/34684
http://secunia.com/advisories/42896
http://security.gentoo.org/glsa/glsa-201101-05.xml
http://www.debian.org/security/2009/dsa-1768
http://www.mandriva.com/security/advisories?name=MDVSA-2009:099
http://www.openafs.org/security/OPENAFS-SA-2009-001.txt Vendor Advisory
http://www.openafs.org/security/openafs-sa-2009-001.patch Patch
http://www.securityfocus.com/bid/34407
http://www.vupen.com/english/advisories/2009/0984
http://www.vupen.com/english/advisories/2011/0117
http://secunia.com/advisories/34655
http://secunia.com/advisories/34684
http://secunia.com/advisories/42896
http://security.gentoo.org/glsa/glsa-201101-05.xml
http://www.debian.org/security/2009/dsa-1768
http://www.mandriva.com/security/advisories?name=MDVSA-2009:099
http://www.openafs.org/security/OPENAFS-SA-2009-001.txt Vendor Advisory
http://www.openafs.org/security/openafs-sa-2009-001.patch Patch
http://www.securityfocus.com/bid/34407
http://www.vupen.com/english/advisories/2009/0984
http://www.vupen.com/english/advisories/2011/0117

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Related vulnerabilities

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

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%7.5CVE-2018-16948Openafs information exposure vulnerabilityAn issue was discovered in OpenAFS before 1.6.23 and 1.8.x before 1.8.2. Several RPC server routines did not fully initialize their output variables …EPSS 2.0%

Source: NIST National Vulnerability Database (record CVE-2009-1251), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.