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CVE-2011-0284

Double free vulnerability in the prepare_error_as function in do_as_req.c in the Key Distribution...

7.6 HighFix available

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.

Exploit likelihood

8.27%Up 1.7 points since Feb 4, 2022
90%50%10%1%

What each source reports

NVD Score used 7.6

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.

Record
CVE-2011-0284
CVSS 2.0
7.6 HighAV:N/AC:H/Au:N/C:C/I:C/A:C
Weakness
CWE-399
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2011-0284
Updated
2026-11-02
EUVDEUVD-2011-0310 No score

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.

Record
EUVD-2011-0310
Updated
2026-11-03
GitHub AdvisoriesGHSA-w63f-q474-3fj3 No score

Double free vulnerability in the prepare_error_as function in do_as_req.c in the Key Distribution...

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.

Record
GHSA-w63f-q474-3fj3
Updated
2026-11-02
OSV No score

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.

Record
CVE-2011-0284
Updated
2026-11-02
OSVDEBIAN-CVE-2011-0284 No score

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.

Record
DEBIAN-CVE-2011-0284
Updated
2026-11-02
OSVopenSUSE-SU-2024:10004-1 No score

krb5-1.15-1.1 on GA media

These are all security issues fixed in the krb5-1.15-1.1 package on the GA media of openSUSE Tumbleweed.

Record
openSUSE-SU-2024:10004-1
Updated
2026-11-02

Affected products

Affected packages

Affected packages
PackageAffectedFixed
krb5
Debian:12
 before 1.8.3+dfsg-6
1.8.3+dfsg-6
krb5
Debian:13
 before 1.8.3+dfsg-6
1.8.3+dfsg-6
krb5
Debian:14
 before 1.8.3+dfsg-6
1.8.3+dfsg-6
krb5
Red Hat:enterprise_linux:6::client
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-debuginfo
Red Hat:enterprise_linux:6::client
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-devel
Red Hat:enterprise_linux:6::client
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-server
Red Hat:enterprise_linux:6::client
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-server-ldap
Red Hat:enterprise_linux:6::client
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-libs
Red Hat:enterprise_linux:6::client
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-pkinit-openssl
Red Hat:enterprise_linux:6::client
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
Show 26 moreShow less
Affected packages
PackageAffectedFixed
krb5-workstation
Red Hat:enterprise_linux:6::client
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5
Red Hat:enterprise_linux:6::computenode
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-debuginfo
Red Hat:enterprise_linux:6::computenode
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-devel
Red Hat:enterprise_linux:6::computenode
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-pkinit-openssl
Red Hat:enterprise_linux:6::computenode
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-server
Red Hat:enterprise_linux:6::computenode
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-server-ldap
Red Hat:enterprise_linux:6::computenode
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-workstation
Red Hat:enterprise_linux:6::computenode
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-libs
Red Hat:enterprise_linux:6::computenode
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5
Red Hat:enterprise_linux:6::server
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-debuginfo
Red Hat:enterprise_linux:6::server
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-devel
Red Hat:enterprise_linux:6::server
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-libs
Red Hat:enterprise_linux:6::server
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-pkinit-openssl
Red Hat:enterprise_linux:6::server
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-server
Red Hat:enterprise_linux:6::server
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-server-ldap
Red Hat:enterprise_linux:6::server
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-workstation
Red Hat:enterprise_linux:6::server
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5
Red Hat:enterprise_linux:6::workstation
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-debuginfo
Red Hat:enterprise_linux:6::workstation
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-devel
Red Hat:enterprise_linux:6::workstation
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-libs
Red Hat:enterprise_linux:6::workstation
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-pkinit-openssl
Red Hat:enterprise_linux:6::workstation
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-server
Red Hat:enterprise_linux:6::workstation
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-server-ldap
Red Hat:enterprise_linux:6::workstation
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5-workstation
Red Hat:enterprise_linux:6::workstation
 before 0:1.8.2-3.el6_0.6
0:1.8.2-3.el6_0.6
krb5
openSUSE:Tumbleweed
 before 1.15-1.1
1.15-1.1

History

History
RecordedChangedSources
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2011-0284 is a high vulnerability (CVSS 7.6) in Mit Kerberos 5, published March 20, 2011. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 8.27%, the 94th percentile. Fixed in krb5 1.8.3+dfsg-6.

References

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