CVE-2013-1773

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.

Score

CVSS 2.0 6.2 Medium

Status

Modified - secalert@redhat.com

Published

2013-02-28

Last modified

2024-08-06

Weaknesses

CWE-119

Affected products

• Linux Kernel (Linux)
• Enterprise Linux (Redhat)
• Enterprise Mrg (Redhat)

References

• http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commit%3Bh=0720a06a7518c9d0c0125bd5d1f3b6264c55c3dd
• 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/0720a06a7518c9d0c0125bd5d1f3b6264c55c3dd