LibTIFF TIFFVSetField() denial of service
| libtiff-tiffvsetfield-dos (24275) |  Low Risk |
Description:
LibTIFF is vulnerable to a denial of service attack, caused by a NULL pointer dereference in the TIFFVSetField() function. A remote attacker could exploit this vulnerability by creating a malicious TIFF image, which would cause an application that uses the LibTIFF library to crash, once the image is viewed.
Consequences:
Denial of Service
Remedy:
For Gentoo Linux:
Refer to Gentoo Linux Security Announcement GLSA 2006-05-17 for patch, upgrade, or suggested workaround information. See References.
References:
- Bugzilla Bug 1034: libtiff 3.8.0 : crash from bug in TIFFFetchShortPair(). (Original advisory.)
- LibTIFF Web site: TIFF Library and Utilities.
- BID-18172: LibTIFF TIFFFetchShortPair Null Pointer Dereference Denial of Service Vulnerability
- CVE-2006-0405: The TIFFFetchShortPair function in tif_dirread.c in libtiff 3.8.0 allows remote attackers to cause a denial of service (application crash) via a crafted TIFF image that triggers a NULL pointer dereference, possibly due to changes in type declarations and/or the TIFFVSetField function.
- GLSA-200605-17: libTIFF: Multiple vulnerabilities
- SA18587: LibTIFF TIFFVSetField Denial of Service Vulnerability
- VUPEN/ADV-2006-0302: LibTIFF TIFFVSetField Image Handling Denial of Service Vulnerability
Platforms Affected:
- Gentoo Linux
- Sam Leffler LibTIFF 3.8.0
Reported:
Jan 23, 2006
The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.
For corrections or additions please email xforce@iss.net