LibTIFF is prone to a heap-based buffer-overflow vulnerability.
An attacker can exploit this issue to obtain sensitive information or cause a denial-of-service condition. Due to the nature of this issue, code execution may be possible but this has not been confirmed.
LibTIFF 3.8.2 is vulnerable; other versions may also be affected.
Information
Exploit
The researcher who discovered this issue has created a proof-of-concept. Please see the references for more information.
References:
- LibTIFF Homepage (LibTIFF)
- Bug 2788 - Heap Buffer Overflow in TIFFWriteScanline of tif_write.c (maptools.org)