NULL pointer dereference in Linux Kernel
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.
EPSS: 0.005 (40.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Linux Linux_kernel
- Canonical Ubuntu_linux — versions 10.10, 6.06, 10.04
- Suse Suse_linux_enterprise_desktop — versions 11
- Suse Suse_linux_enterprise_server — versions 11
- N/a — versions n/a
Weakness classification (CWE)
References
- security@ubuntu.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- security@ubuntu.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- security@ubuntu.com (Third Party Advisory, VDB Entry, vdb-entry, x_refsource_XF)
- security@ubuntu.com (Third Party Advisory, VDB Entry, vdb-entry, x_refsource_BID)
- security@ubuntu.com (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- security@ubuntu.com (vdb-entry, x_refsource_VUPEN, Broken Link)
- security@ubuntu.com (x_refsource_SECUNIA, Broken Link, third-party-advisory)
- security@ubuntu.com (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- security@ubuntu.com (x_refsource_MISC, Third Party Advisory)
- security@ubuntu.com (Third Party Advisory, VDB Entry, vdb-entry, x_refsource_SECTRACK)
Frequently asked questions
- What is CVE-2010-2960?
- CVE-2010-2960 is a high-severity vulnerability in Linux Kernel, classified under NULL Pointer Dereference. CVSS score: 7.8/10. Published 2010-09-08.
- How severe is CVE-2010-2960?
- High severity. CVSS v3 base score is 7.8 out of 10.