Vulnerability DatabaseCVE-2015-5292
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CVE-2015-5292
Published:October 29, 2015
Updated:May 17, 2026
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.
Related Resources (15)
http://www.securityfocus.com/bid/77529
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169597.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169110.html
https://fedorahosted.org/sssd/wiki/Releases/Notes-1.13.1
https://security-tracker.debian.org/tracker/CVE-2015-5292
http://rhn.redhat.com/errata/RHSA-2015-2355.html
http://permalink.gmane.org/gmane.linux.redhat.sssd.user/3422
https://fedorahosted.org/sssd/attachment/ticket/2803/0001-Fix-memory-leak-in-sssdpac_verify.patch
http://lists.fedoraproject.org/pipermail/package-announce/2015-October/169613.html
https://fedorahosted.org/sssd/ticket/2803
https://access.redhat.com/security/cve/CVE-2015-5292
http://www.securitytracker.com/id/1034038
http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html
https://bugzilla.redhat.com/show_bug.cgi?id=1267580
http://rhn.redhat.com/errata/RHSA-2015-2019.html
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CVSS v3
Base Score:
6.5
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
CVSS v2
Base Score:
6.8
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
EPSS
Base Score:
2.69