Vulnerability Description
Integer overflow in the drm_mode_dirtyfb_ioctl function in drivers/gpu/drm/drm_crtc.c in the Direct Rendering Manager (DRM) subsystem in the Linux kernel before 3.1.5 allows local users to gain privileges or cause a denial of service (memory corruption) via a crafted ioctl call.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 3.0.13 |
| Canonical | Ubuntu Linux | 10.04 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://rhn.redhat.com/errata/RHSA-2012-0743.htmlThird Party Advisory
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1.5Mailing ListPatchVendor Advisory
- http://www.openwall.com/lists/oss-security/2012/01/12/1Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/51371Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-1555-1PatchThird Party Advisory
- http://www.ubuntu.com/usn/USN-1556-1PatchThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=772894Issue TrackingPatchThird Party Advisory
- https://github.com/torvalds/linux/commit/a5cd335165e31db9dbab636fd29895d41da55ddPatchThird Party Advisory
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://rhn.redhat.com/errata/RHSA-2012-0743.htmlThird Party Advisory
- http://www.kernel.org/pub/linux/kernel/v3.x/ChangeLog-3.1.5Mailing ListPatchVendor Advisory
- http://www.openwall.com/lists/oss-security/2012/01/12/1Mailing ListPatchThird Party Advisory
- http://www.securityfocus.com/bid/51371Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-1555-1PatchThird Party Advisory
FAQ
What is CVE-2012-0044?
CVE-2012-0044 is a vulnerability with a CVSS score of 7.8 (HIGH). Integer overflow in the drm_mode_dirtyfb_ioctl function in drivers/gpu/drm/drm_crtc.c in the Direct Rendering Manager (DRM) subsystem in the Linux kernel before 3.1.5 allows local users to gain privil...
How severe is CVE-2012-0044?
CVE-2012-0044 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2012-0044?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Canonical Ubuntu Linux.