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CVE-2015-3218
The authentication_agent_new function in polkitbackend/polkitbackendinteractiveauthority.c in PolicyKit (aka polkit) before 0.113 allows…
- 2.1LowCVSS base score
- 0.43%Exploitation in 30 daysEPSS · top 62% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
The authentication_agent_new function in polkitbackend/polkitbackendinteractiveauthority.c in PolicyKit (aka polkit) before 0.113 allows local users to cause a denial of service (NULL pointer dereference and polkitd daemon crash) by calling RegisterAuthenticationAgent with an invalid object path.
Timeline
ID reserved
By redhat
- 7 months later
· 7 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 | Low2.1 | AV:L/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 0.43% · top 62% of all CVEs (10 Nov 2026)
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.1.
Affected products
n/a
- affected n/a
References
10
- [polkit-devel] 20150529 Crash authentication_agent_new with invalid object path in RegisterAuthenticationAgent (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- USN-3717-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_transferred
- FEDORA-2015-11058 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- openSUSE-SU-2015:1927 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- FEDORA-2015-11743 (opens in a new tab)vendor-advisoryx_refsource_FEDORAx_transferred
- [polkit-devel] 20150702 polkit-0.113 released (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 76086 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- openSUSE-SU-2015:1734 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 1035023 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- [polkit-devel] 20150630 Crash authentication_agent_new with invalid object path in RegisterAuthenticationAgent (opens in a new tab)mailing-listx_refsource_MLISTx_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-2015-3281 (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-2015-3218)Record last updated .