CVE-2015-5292
SSSD 1.10-1.13.0 - Authenticated Denial of Service via PAC Responder Plugin
Title source: llmDescription
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.
References (13)
Core 13
Core References
Vendor Advisory vendor-advisory
x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2015-2355.html
Vendor Advisory vendor-advisory
x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2015-2019.html
Vendor Advisory mailing-list
x_refsource_mlist
http://permalink.gmane.org/gmane.linux.redhat.sssd.user/3422
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1034038
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/77529
Vendor Advisory x_refsource_confirm
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
Various Sources x_refsource_confirm
https://fedorahosted.org/sssd/attachment/ticket/2803/0001-Fix-memory-leak-in-sssdpac_verify.patch
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169613.html
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169110.html
Issue Tracking x_refsource_confirm
https://bugzilla.redhat.com/show_bug.cgi?id=1267580
Mailing List, Third Party Advisory vendor-advisory
x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169597.html
Various Sources x_refsource_confirm
https://fedorahosted.org/sssd/ticket/2803
Third Party Advisory x_refsource_confirm
https://fedorahosted.org/sssd/wiki/Releases/Notes-1.13.1
Scores
EPSS
0.0367
EPSS Percentile
88.5%
Details
CWE
CWE-399
Status
published
Products (17)
fedoraproject/sssd
1.10.0
fedoraproject/sssd
1.10.1
fedoraproject/sssd
1.11.0
fedoraproject/sssd
1.11.1
fedoraproject/sssd
1.11.2
fedoraproject/sssd
1.11.3
fedoraproject/sssd
1.11.4
fedoraproject/sssd
1.11.5
fedoraproject/sssd
1.11.6
fedoraproject/sssd
1.11.7
... and 7 more
Published
Oct 29, 2015
Tracked Since
Feb 18, 2026