CVE-2010-2960
The keyctl_session_to_parent function in security/keys/keyctl.c in the Linux kernel 2.6.35.4 and earlier expects that a certain parent session keyring exists, which allows local users to cause a denial of service (NULL pointer dereference and system crash) or possibly have unspecified other impact via a KEYCTL_SESSION_TO_PARENT argument to the keyctl function.
Key facts
- CVSS score
- 7.8 (v3.1)
- Severity
- HIGH
- CVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H- Weakness (CWE)
- CWE-476
- EPSS score
- 0.5% (43th percentile)
- In CISA KEV
- No
- In EU EUVD
- Yes (EUVD-2010-2964)
- Published
- September 8, 2010
- NVD last modified
- June 16, 2026
- Status
- Modified
EU Vulnerability Database (EUVD)
This vulnerability is also tracked by ENISA as EUVD-2010-2964 in the EU Vulnerability Database. Last updated in EUVD on August 7, 2024.
View on the EU Vulnerability DatabaseAffected products
- canonical / ubuntu linux
- canonical / ubuntu linux
- canonical / ubuntu linux
- canonical / ubuntu linux
- canonical / ubuntu linux
- canonical / ubuntu linux
- linux / linux kernel
- suse / suse linux enterprise desktop
- suse / suse linux enterprise server
References
- http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00003.html(Mailing List, Third Party Advisory)
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html(Mailing List, Third Party Advisory)
- http://secunia.com/advisories/41263(Broken Link)
- http://securitytracker.com/id?1024384(Third Party Advisory, VDB Entry)
- http://twitter.com/taviso/statuses/22777866582(Third Party Advisory)
- http://www.openwall.com/lists/oss-security/2010/09/02/1(Mailing List, Third Party Advisory)
- http://www.securityfocus.com/bid/42932(Third Party Advisory, VDB Entry)
- http://www.ubuntu.com/usn/USN-1000-1(Third Party Advisory)
- http://www.vupen.com/english/advisories/2011/0298(Broken Link)
- https://bugzilla.redhat.com/show_bug.cgi?id=627440(Exploit, Issue Tracking, Patch, Third Party Advisory)
- https://exchange.xforce.ibmcloud.com/vulnerabilities/61557(Third Party Advisory, VDB Entry)
Last updated September 17, 2026 · Source: NVD, CISA KEV, FIRST.org EPSS
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