| Name | CVE-2018-17000 |
| Description | A NULL pointer dereference in the function _TIFFmemcmp at tif_unix.c (called from TIFFWriteDirectoryTagTransferfunction) in LibTIFF 4.0.9 allows an attacker to cause a denial-of-service through a crafted tiff file. This vulnerability can be triggered by the executable tiffcp. |
| Source | CVE (at NVD; CERT, LWN, oss-sec, fulldisc, Red Hat, Ubuntu, Gentoo, SUSE bugzilla/CVE, GitHub advisories/code/issues, web search, more) |
| References | DLA-1680-1, DSA-4670-1 |
| Debian Bugs | 908778 |
Vulnerable and fixed packages
The table below lists information on source packages.
| Source Package | Release | Version | Status |
|---|
| tiff (PTS) | jessie, jessie (lts) | 4.0.3-12.3+deb8u17 | fixed |
| stretch (security) | 4.0.8-2+deb9u8 | fixed |
| stretch (lts), stretch | 4.0.8-2+deb9u12 | fixed |
| buster (security), buster, buster (lts) | 4.1.0+git191117-2~deb10u9 | fixed |
| bullseye (security), bullseye | 4.2.0-1+deb11u5 | fixed |
| bookworm (security), bookworm | 4.5.0-6+deb12u1 | fixed |
| sid, trixie | 4.5.1+git230720-5 | fixed |
The information below is based on the following data on fixed versions.
Notes
http://bugzilla.maptools.org/show_bug.cgi?id=2811
Relates to http://bugzilla.maptools.org/show_bug.cgi?id=2833
Fixed by: https://gitlab.com/libtiff/libtiff/commit/802d3cbf3043be5dce5317e140ccb1c17a6a2d39
[wheezy] - tiff3 <ignored> (Affected code not distributed in source packages)
This vulnerability only affects the libtiff-tools binary package which is built
exclusively from the tiff (not tiff3) source package