SB2010112604 - Improper input validation in Linux kernel drm i915 driver
Published: November 26, 2010
Security Bulletin ID
SB2010112604
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Local access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Improper input validation (CVE-ID: CVE-2010-2962)
CWE-ID: CWE-20 - Improper input validation
CVSSv4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
The vulnerability allows a local user to execute arbitrary code.
The vulnerability exists due to improper input validation error within the i915_gem_pread_ioctl(), i915_gem_gtt_pwrite_fast() and i915_gem_pwrite_ioctl() functions in drivers/gpu/drm/i915/i915_gem.c. A local user can execute arbitrary code.
Remediation
Install update from vendor's website.
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=ce9d419dbecc292cc3e06e8b1d6d123d3fa813a4
- http://lists.fedoraproject.org/pipermail/package-announce/2010-December/052513.html
- http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00003.html
- http://lists.opensuse.org/opensuse-security-announce/2010-10/msg00004.html
- http://lists.opensuse.org/opensuse-security-announce/2011-02/msg00000.html
- http://secunia.com/advisories/42745
- http://secunia.com/advisories/42758
- http://www.kernel.org/pub/linux/kernel/v2.6/ChangeLog-2.6.36
- http://www.redhat.com/support/errata/RHSA-2010-0842.html
- http://www.redhat.com/support/errata/RHSA-2010-0958.html
- http://www.securityfocus.com/bid/44067
- http://www.ubuntu.com/usn/USN-1041-1
- http://www.vupen.com/english/advisories/2010/3321
- http://www.vupen.com/english/advisories/2011/0070
- http://www.vupen.com/english/advisories/2011/0298
- https://bugzilla.redhat.com/show_bug.cgi?id=637688