Description
In LibTIFF 4.0.9, there is a NULL pointer dereference in the TIFFWriteDirectorySec function in tif_dirwrite.c that will lead to a denial of service attack, as demonstrated by tiffset.
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 | 4.0.10-4 | — |
| Debian 13 | tiff | 4.0.10-4 | — |
| Debian 12 | tiff | 4.0.10-4 | — |
| Debian 9 | tiff | 4.0.8-2+deb9u5 | DSA-4670-1 |
| Debian 8 | tiff | 4.0.3-12.3+deb8u8 | DLA-1680-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 18.04 LTS | tiff | 4.0.9-5ubuntu0.2 | USN-3906-1 |
| Ubuntu 16.04 LTS | tiff | 4.0.6-1ubuntu0.6 | USN-3906-1 |
| Ubuntu 14.04 LTS | tiff | 4.0.3-7ubuntu0.11 | USN-3906-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 | tiff | 4.0.9-5.20.1 | SUSE-SU-2019:0786-1, SUSE-SU-2018:4008-1 |
| SLES 12 SP4 | tiff | 4.0.9-44.30.1 | SUSE-SU-2018:4191-1 |
| SLES 12 SP3 | tiff | 4.0.9-44.30.1 | SUSE-SU-2018:4191-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 12 SP4 | tiff | 4.0.9-44.30.1 | SUSE-SU-2018:4191-1 |
| SLES for SAP 12 SP3 | tiff | 4.0.9-44.30.1 | SUSE-SU-2018:4191-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | tiff | 4.3.0-1.3 | openSUSE-SU-2024:11461-1 |
| openSUSE Leap 15.0 | tiff | 4.0.9-lp150.4.16.1 | openSUSE-SU-2019:1161-1 |
Advisories 8
- USN-3906-1 tiff vulnerabilities Ubuntu Security Notices (USN) · Apr 27, 2026
- DSA-4670-1 tiff - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-1680-1 tiff - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2018:4191-1 Security update for tiff SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:1161-1 Security update for tiff SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:11461-1 libtiff-devel-32bit-4.3.0-1.3 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2018:4008-1 Security update for tiff SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:0786-1 Security update for tiff SUSE / openSUSE Security Updates · Feb 4, 2026
References
- 105932 vdb-entry
- USN-3906-1 vendor-advisory
- [debian-lts-announce] 20190218 [SECURITY] [DLA 1680-1] tiff security update mailing-list
- http://bugzilla.maptools.org/show_bug.cgi?id=2820
- openSUSE-SU-2019:1161 vendor-advisory
- FEDORA-2019-fa3e40f00a vendor-advisory
- FEDORA-2019-70d89f8806 vendor-advisory
- 20191104 [slackware-security] libtiff (SSA:2019-308-01) mailing-list
- http://packetstormsecurity.com/files/155095/Slackware-Security-Advisory-libtiff-Updates.html
- GLSA-202003-25 vendor-advisory
- DSA-4670 vendor-advisory