NULL pointer dereference in Linux Linux_kernel
CVE-2012-1146
The mem_cgroup_usage_unregister_event function in mm/memcontrol.c in the Linux kernel before 3.2.10 does not properly handle multiple events that are attached to the same eventfd, which allows local users to cause a denial of service (NULL…
EPSS: 0.001 (26.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux Linux_kernel
- Fedoraproject Fedora — versions 16
- Suse Linux_enterprise_desktop — versions 11
- Suse Linux_enterprise_high_availability_extension — versions 11
- Suse Linux_enterprise_server — versions 11
- N/a — versions n/a
Weakness classification (CWE)
References
- SUSE-SU-2012:0554 (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- secalert@redhat.com (x_refsource_CONFIRM, Exploit, Patch, Third Party Advisory)
- 48898 (x_refsource_SECUNIA, Broken Link, third-party-advisory)
- [oss-security] 20120307 Re: CVE request -- kernel: mm: memcg: unregistring of events attached to the same eventfd can lead to oops (mailing-list, x_refsource_MLIST, Exploit, Patch, Mailing List, Third Party Advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Patch, Mailing List, Vendor Advisory)
- 48964 (x_refsource_SECUNIA, Broken Link, third-party-advisory)
- kernel-memcg-dos(73711) (Third Party Advisory, VDB Entry, vdb-entry, x_refsource_XF)
- secalert@redhat.com (x_refsource_CONFIRM)
- FEDORA-2012-3712 (x_refsource_FEDORA, vendor-advisory, Mailing List, Third Party Advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Exploit, Patch, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2012-1146?
- CVE-2012-1146 is a medium-severity vulnerability in Linux Linux_kernel, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2012-05-17.
- How severe is CVE-2012-1146?
- Medium severity. CVSS v3 base score is 5.5 out of 10.