Description
LibTIFF master branch has an out-of-bounds read in LZWDecode in libtiff/tif_lzw.c:624, allowing attackers to cause a denial-of-service via a crafted tiff file. For users that compile libtiff from sources, the fix is available with commit b4e79bfa.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| libtiff | libtiff | 3079627ea0dee150e6a208cec8381de611bb842b | — |
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 | 4.4.0~rc1-1 | — |
| Debian 13 | tiff | 4.4.0~rc1-1 | — |
| Debian 12 | tiff | 4.4.0~rc1-1 | — |
| Debian 11 | tiff | 4.2.0-1+deb11u3 | DSA-5333-1 |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2023 | libtiff +3 | 4.4.0-4.amzn2023.0.3 | ALAS2023-2023-050 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 2 (CBL-Mariner) | libtiff | 4.4.0-1 | — |
Advisories 3
- DSA-5333-1 tiff - security update Debian Security (DSA / DLA) · Mar 9, 2026
- WID-SEC-2022-0127 libTIFF: Mehrere Schwachstellen ermöglichen Denial of Service BSI CERT-Bund (WID) · Dec 14, 2023
- ALAS2023-2023-050 Important: libtiff security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Feb 22, 2023
References
- https://gitlab.com/libtiff/libtiff/-/issues/410
- https://gitlab.com/libtiff/libtiff/-/commit/b4e79bfa0c7d2d08f6f1e7ec38143fc8cb11394a
- https://gitlab.com/gitlab-org/cves/-/blob/master/2022/CVE-2022-1623.json
- https://security.netapp.com/advisory/ntap-20220616-0005/
- FEDORA-2022-ea3ebeff3d vendor-advisory
- FEDORA-2022-e9fe21d102 vendor-advisory
- GLSA-202210-10 vendor-advisory
- DSA-5333 vendor-advisory