CVE-2015-5292
Memory leak in the Privilege Attribute Certificate (PAC) responder plugin (sssd_pac_plugin.so) in System Security Services Daemon (SSSD)…
- 6.8MediumCVSS base score
- 3.7%Exploitation in 30 daysEPSS · top 10% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
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.
Timeline
ID reserved
By redhat
- 4 months later
· 4 months later
Published
- 9 years later
· 9 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Medium6.8 | AV:N/AC:L/Au:S/C:N/I:N/A:C |
- EPSS (exploitation in 30 days)
- 3.7% · top 10% of all CVEs (10 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.8.
Affected products
n/a
- affected n/a
References
13
- RHSA-2015:2355 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2015:2019 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- [sssd-users] 20151021 A security bug in SSSD 1.10 and later (CVE-2015-5292) (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 1034038 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 77529 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://www.oracle.com/technetwork/topics/security/linuxbulletinoct2015-2719645.html (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://fedorahosted.org/sssd/attachment/ticket/2803/0001-Fix-memory-leak-in-sssdpac_verify.patch (opens in a new tab)x_refsource_CONFIRMx_transferred
- FEDORA-2015-cdea5324a8 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- FEDORA-2015-202c127199 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- https://bugzilla.redhat.com/show_bug.cgi?id=1267580 (opens in a new tab)x_refsource_CONFIRMx_transferred
- FEDORA-2015-7b47df69d3 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- https://fedorahosted.org/sssd/ticket/2803 (opens in a new tab)x_refsource_CONFIRMx_transferred
- https://fedorahosted.org/sssd/wiki/Releases/Notes-1.13.1 (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2015-5269 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2015-5292)Record last updated .