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…
Does this matter?
Lower severity and a low EPSS score (3.67%). Track it; it rarely justifies an emergency change on its own.
Description
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.
- CVSS 2.0
- 6.8 MEDIUMAV:N/AC:L/Au:S/C:N/I:N/A:C
- EPSS
- 3.67% probability · 89th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-399
- Affected
- fedoraproject/sssd
- Source
- secalert@redhat.com
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/3422Vendor Advisory
- 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/3422Vendor Advisory
- 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.