CVE-2011-0284

N/A Unknown
Published: March 20, 2011 Modified: April 29, 2026
View on NVD

Description

Double free vulnerability in the prepare_error_as function in do_as_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) 1.7 through 1.9, when the PKINIT feature is enabled, allows remote attackers to cause a denial of service (daemon crash) or possibly execute arbitrary code via an e_data field containing typed data.

AI Explanation

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

Login to generate AI explanation

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056413.html
Source: cve@mitre.org
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056573.html
Source: cve@mitre.org
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056579.html
Source: cve@mitre.org
http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
Source: cve@mitre.org
http://osvdb.org/71183
Source: cve@mitre.org
http://secunia.com/advisories/43700
Source: cve@mitre.org
http://secunia.com/advisories/43760
Source: cve@mitre.org
http://secunia.com/advisories/43783
Source: cve@mitre.org
Vendor Advisory
http://secunia.com/advisories/43881
Source: cve@mitre.org
http://securitytracker.com/id?1025216
Source: cve@mitre.org
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-003.txt
Source: cve@mitre.org
Patch Vendor Advisory
http://www.kb.cert.org/vuls/id/943220
Source: cve@mitre.org
Patch US Government Resource
http://www.mandriva.com/security/advisories?name=MDVSA-2011:048
Source: cve@mitre.org
http://www.redhat.com/support/errata/RHSA-2011-0356.html
Source: cve@mitre.org
http://www.securityfocus.com/archive/1/517029/100/0/threaded
Source: cve@mitre.org
http://www.securityfocus.com/bid/46881
Source: cve@mitre.org
http://www.ubuntu.com/usn/USN-1088-1
Source: cve@mitre.org
http://www.vupen.com/english/advisories/2011/0672
Source: cve@mitre.org
Vendor Advisory
http://www.vupen.com/english/advisories/2011/0673
Source: cve@mitre.org
Vendor Advisory
http://www.vupen.com/english/advisories/2011/0680
Source: cve@mitre.org
http://www.vupen.com/english/advisories/2011/0722
Source: cve@mitre.org
http://www.vupen.com/english/advisories/2011/0763
Source: cve@mitre.org
https://exchange.xforce.ibmcloud.com/vulnerabilities/66101
Source: cve@mitre.org
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056413.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056573.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://lists.fedoraproject.org/pipermail/package-announce/2011-March/056579.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://lists.opensuse.org/opensuse-security-announce/2011-04/msg00000.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://osvdb.org/71183
Source: af854a3a-2127-422b-91ae-364da2661108
http://secunia.com/advisories/43700
Source: af854a3a-2127-422b-91ae-364da2661108
http://secunia.com/advisories/43760
Source: af854a3a-2127-422b-91ae-364da2661108
http://secunia.com/advisories/43783
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
http://secunia.com/advisories/43881
Source: af854a3a-2127-422b-91ae-364da2661108
http://securitytracker.com/id?1025216
Source: af854a3a-2127-422b-91ae-364da2661108
http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2011-003.txt
Source: af854a3a-2127-422b-91ae-364da2661108
Patch Vendor Advisory
http://www.kb.cert.org/vuls/id/943220
Source: af854a3a-2127-422b-91ae-364da2661108
Patch US Government Resource
http://www.mandriva.com/security/advisories?name=MDVSA-2011:048
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.redhat.com/support/errata/RHSA-2011-0356.html
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/archive/1/517029/100/0/threaded
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/bid/46881
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.ubuntu.com/usn/USN-1088-1
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.vupen.com/english/advisories/2011/0672
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
http://www.vupen.com/english/advisories/2011/0673
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
http://www.vupen.com/english/advisories/2011/0680
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.vupen.com/english/advisories/2011/0722
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.vupen.com/english/advisories/2011/0763
Source: af854a3a-2127-422b-91ae-364da2661108
https://exchange.xforce.ibmcloud.com/vulnerabilities/66101
Source: af854a3a-2127-422b-91ae-364da2661108

46 reference(s) from NVD

Quick Stats

CVSS v3 Score
N/A / 10.0
EPSS (Exploit Probability)
8.3%
94th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-399

Affected Vendors

mit

Related CVEs

CVE-2026-40941 N/A
CVE-2026-40084 6.5
CVE-2026-40083 7.2
CVE-2026-40082 5.4
CVE-2026-40080 6.1