Description
LibTIFF version 4.0.7 is vulnerable to a heap-based buffer over-read in tif_lzw.c resulting in DoS or code execution via a crafted bmp image to tools/bmp2tiff.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | tiff | 4.0.7-1 | — |
| Debian 13 | tiff | 4.0.7-1 | — |
| Debian 12 | tiff | 4.0.7-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | tiff | 4.0.6-1ubuntu0.4 | USN-3606-1 |
| Ubuntu 14.04 LTS | tiff | 4.0.3-7ubuntu0.9 | USN-3606-1 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | openjpeg2 | No fix yet | — |
Advisories 1
- USN-3606-1 tiff vulnerabilities Ubuntu Security Notices (USN) · Apr 22, 2026
References
- http://bugzilla.maptools.org/show_bug.cgi?id=2664
- GLSA-201709-27 vendor-advisory
- USN-3606-1 vendor-advisory
- 95705 vdb-entry