Vulnerability Details CVE-2015-5292
Memory leak in the Privilege Attribute Certificate (PAC) responder plugin (sssd_pac_plugin.so) in System Security Services Daemon (SSSD) 1.10 before 1.13.1 allows remote authenticated users to cause a denial of service (memory consumption) via a large number of logins that trigger parsing of PAC blobs during Kerberos authentication.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.027
EPSS Ranking 85.3%
CVSS Severity
CVSS v2 Score 6.8
References
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169110.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169597.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169613.html
- http://permalink.gmane.org/gmane.linux.redhat.sssd.user/3422
- http://rhn.redhat.com/errata/RHSA-2015-2019.html
- http://rhn.redhat.com/errata/RHSA-2015-2355.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- http://www.securityfocus.com/bid/77529
- http://www.securitytracker.com/id/1034038
- https://bugzilla.redhat.com/show_bug.cgi?id=1267580
- https://fedorahosted.org/sssd/attachment/ticket/2803/0001-Fix-memory-leak-in-sssdpac_verify.patch
- https://fedorahosted.org/sssd/ticket/2803
- https://fedorahosted.org/sssd/wiki/Releases/Notes-1.13.1
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169110.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169597.html
- http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169613.html
- http://permalink.gmane.org/gmane.linux.redhat.sssd.user/3422
- http://rhn.redhat.com/errata/RHSA-2015-2019.html
- http://rhn.redhat.com/errata/RHSA-2015-2355.html
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
- http://www.securityfocus.com/bid/77529
- http://www.securitytracker.com/id/1034038
- https://bugzilla.redhat.com/show_bug.cgi?id=1267580
- https://fedorahosted.org/sssd/attachment/ticket/2803/0001-Fix-memory-leak-in-sssdpac_verify.patch
- https://fedorahosted.org/sssd/ticket/2803
- https://fedorahosted.org/sssd/wiki/Releases/Notes-1.13.1
Products affected by CVE-2015-5292
-
cpe:2.3:a:fedoraproject:sssd:1.10.0
-
cpe:2.3:a:fedoraproject:sssd:1.10.1
-
cpe:2.3:a:fedoraproject:sssd:1.11.0
-
cpe:2.3:a:fedoraproject:sssd:1.11.1
-
cpe:2.3:a:fedoraproject:sssd:1.11.2
-
cpe:2.3:a:fedoraproject:sssd:1.11.3
-
cpe:2.3:a:fedoraproject:sssd:1.11.4
-
cpe:2.3:a:fedoraproject:sssd:1.11.5
-
cpe:2.3:a:fedoraproject:sssd:1.11.6
-
cpe:2.3:a:fedoraproject:sssd:1.11.7
-
cpe:2.3:a:fedoraproject:sssd:1.12.0
-
cpe:2.3:a:fedoraproject:sssd:1.12.1
-
cpe:2.3:a:fedoraproject:sssd:1.12.2
-
cpe:2.3:a:fedoraproject:sssd:1.12.3
-
cpe:2.3:a:fedoraproject:sssd:1.12.4
-
cpe:2.3:a:fedoraproject:sssd:1.12.5
-
cpe:2.3:a:fedoraproject:sssd:1.13.0