Description
The TIFFExtractData macro in LibTIFF before 3.9.4 does not properly handle unknown tag types in TIFF directory entries, which allows remote attackers to cause a denial of service (out-of-bounds read and application crash) via a crafted TIFF file.
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 | 3.9.4-1 | — |
| Debian 13 | tiff | 3.9.4-1 | — |
| Debian 12 | tiff | 3.9.4-1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 5 | libtiff +1 | 3.8.2-7.el5_5.5 | RHSA-2010:0519 |
| RHEL 4 | libtiff +1 | 3.6.1-12.el4_8.5 | RHSA-2010:0519 |
Advisories 1
- RHSA-2010:0519 Red Hat Security Advisory: libtiff security update Red Hat Security Advisories (RHSA) · Jun 26, 2026
References
- [oss-security] 20100624 Re: CVE requests: LibTIFF mailing-list
- 40527 third-party-advisory
- [oss-security] 20100629 Re: CVE requests: LibTIFF mailing-list
- [oss-security] 20100623 CVE requests: LibTIFF mailing-list
- http://bugzilla.maptools.org/show_bug.cgi?id=2210
- ADV-2010-1761 vdb-entry
- GLSA-201209-02 vendor-advisory
- RHSA-2010:0519 vendor-advisory
- [oss-security] 20100624 Re: CVE requests: LibTIFF mailing-list
- [oss-security] 20100701 Re: CVE requests: LibTIFF mailing-list
- [oss-security] 20100630 Re: CVE requests: LibTIFF mailing-list
- 50726 third-party-advisory