Vulnerability Description
Buffer overflow in the VFAT filesystem implementation in the Linux kernel before 3.3 allows local users to gain privileges or cause a denial of service (system crash) via a VFAT write operation on a filesystem with the utf8 mount option, which is not properly handled during UTF-8 to UTF-16 conversion.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | <= 3.3 |
| Redhat | Enterprise Linux | 6.0 |
| Redhat | Enterprise Mrg | 2.0 |
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-2013-0744.html
- http://rhn.redhat.com/errata/RHSA-2013-0928.html
- http://rhn.redhat.com/errata/RHSA-2013-1026.html
- http://www.exploit-db.com/exploits/23248/
- http://www.kernel.org/pub/linux/kernel/v3.x/patch-3.3.bz2
- http://www.openwall.com/lists/oss-security/2013/02/26/8
- http://www.osvdb.org/88310
- http://www.securityfocus.com/bid/58200
- https://bugzilla.redhat.com/show_bug.cgi?id=916115
- https://github.com/torvalds/linux/commit/0720a06a7518c9d0c0125bd5d1f3b6264c55c3d
- http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=
- http://rhn.redhat.com/errata/RHSA-2013-0744.html
- http://rhn.redhat.com/errata/RHSA-2013-0928.html
- http://rhn.redhat.com/errata/RHSA-2013-1026.html
FAQ
What is CVE-2013-1773?
CVE-2013-1773 is a vulnerability with a CVSS score of 6.2 (MEDIUM). Buffer overflow in the VFAT filesystem implementation in the Linux kernel before 3.3 allows local users to gain privileges or cause a denial of service (system crash) via a VFAT write operation on a f...
How severe is CVE-2013-1773?
CVE-2013-1773 has been rated MEDIUM with a CVSS base score of 6.2/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2013-1773?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel, Redhat Enterprise Linux, Redhat Enterprise Mrg.