Vulnerability Description
The uio_mmap_physical function in drivers/uio/uio.c in the Linux kernel before 3.12 does not validate the size of a memory block, which allows local users to cause a denial of service (memory corruption) or possibly gain privileges via crafted mmap operations, a different vulnerability than CVE-2013-4511.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | < 3.2.53 |
Related Weaknesses (CWE)
References
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=Broken Link
- http://www.openwall.com/lists/oss-security/2013/11/04/22Mailing ListThird Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2064-1Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2065-1Third Party Advisory
- http://www.ubuntu.com/usn/USN-2066-1Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2067-1Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2068-1Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2069-1Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2070-1Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2071-1Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2072-1Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2073-1Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2074-1Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2075-1Third Party AdvisoryVDB Entry
- http://www.ubuntu.com/usn/USN-2076-1Third Party AdvisoryVDB Entry
FAQ
What is CVE-2013-6763?
CVE-2013-6763 is a vulnerability with a CVSS score of 6.9 (MEDIUM). The uio_mmap_physical function in drivers/uio/uio.c in the Linux kernel before 3.12 does not validate the size of a memory block, which allows local users to cause a denial of service (memory corrupti...
How severe is CVE-2013-6763?
CVE-2013-6763 has been rated MEDIUM with a CVSS base score of 6.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-6763?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.