Heap-based buffer overflow in LibTIFF - CVE-2012-4564

Vulnerability details

The vulnerability allows a remote attacker to execute arbitrary code on the target system.

The vulnerability exists due to a boundary error in ppm2tiff does not check the return value of the TIFFScanlineSize function, which. A remote attacker can use a crafted PPM image that triggers an integer overflow to trigger heap-based buffer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Affected software

How to mitigate CVE-2012-4564

External References

• http://lists.opensuse.org/opensuse-updates/2013-01/msg00076.html
• http://rhn.redhat.com/errata/RHSA-2012-1590.html
• http://secunia.com/advisories/51133
• http://www.debian.org/security/2012/dsa-2575
• http://www.openwall.com/lists/oss-security/2012/11/02/3
• http://www.openwall.com/lists/oss-security/2012/11/02/7
• http://www.osvdb.org/86878
• http://www.securityfocus.com/bid/56372
• http://www.ubuntu.com/usn/USN-1631-1
• https://bugzilla.redhat.com/show_bug.cgi?id=871700
• https://exchange.xforce.ibmcloud.com/vulnerabilities/79750

Related Security Bulletins

• Heap-based buffer overflow in LibTIFF
• Heap-based buffer overflow in tiff (Alpine package)
• Amazon Linux AMI update for libtiff
• Gentoo update for libTIFF
• Slackware Linux update for libtiff