Red Hat Security Advisory: mingw-libtiff security update
The libtiff package contains a library of functions for manipulating TIFF (Tagged Image File Format) image format files. TIFF is a widely used file format for bitmapped images. TIFF files usually end in the .tif extension and they are often quite large. The libtiff package should be installed if you need to manipulate TIFF format image files. Security Fix(es): * libtiff: LibTIFF Use-After-Free Vulnerability (CVE-2025-8176) * libtiff: Libtiff Write-What-Where (CVE-2025-9900) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
AI Analysis
Technical Summary
The libtiff package, which provides functions for handling TIFF image files, contains two security flaws: a Use-After-Free vulnerability (CVE-2025-8176) and a Write-What-Where vulnerability (CVE-2025-9900). These vulnerabilities could potentially be exploited to cause memory corruption or arbitrary code execution. Red Hat has issued an important security advisory (RHSA-2025:19906) for mingw-libtiff on Red Hat Enterprise Linux 8, providing updated packages to fix these issues. The advisory references bugzilla entries BZ-2383598 and BZ-2392784 for the respective CVEs. No CVSS scores are provided in the advisory, but the impact is considered high.
Potential Impact
The vulnerabilities in libtiff could allow an attacker to exploit memory corruption issues such as Use-After-Free and Write-What-Where conditions. This may lead to arbitrary code execution or denial of service on affected systems running Red Hat Enterprise Linux 8 with the vulnerable mingw-libtiff package installed. No known exploits in the wild have been reported at this time.
Mitigation Recommendations
Red Hat has released updated mingw-libtiff packages for Red Hat Enterprise Linux 8 that address these vulnerabilities. Users should apply the security update as described in Red Hat advisory RHSA-2025:19906 and the referenced article https://access.redhat.com/articles/11258. No additional mitigations are specified or required beyond applying the official update.
Red Hat Security Advisory: mingw-libtiff security update
Description
The libtiff package contains a library of functions for manipulating TIFF (Tagged Image File Format) image format files. TIFF is a widely used file format for bitmapped images. TIFF files usually end in the .tif extension and they are often quite large. The libtiff package should be installed if you need to manipulate TIFF format image files. Security Fix(es): * libtiff: LibTIFF Use-After-Free Vulnerability (CVE-2025-8176) * libtiff: Libtiff Write-What-Where (CVE-2025-9900) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Affected software
pkg:rpm/redhat/mingw-libtiffRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The libtiff package, which provides functions for handling TIFF image files, contains two security flaws: a Use-After-Free vulnerability (CVE-2025-8176) and a Write-What-Where vulnerability (CVE-2025-9900). These vulnerabilities could potentially be exploited to cause memory corruption or arbitrary code execution. Red Hat has issued an important security advisory (RHSA-2025:19906) for mingw-libtiff on Red Hat Enterprise Linux 8, providing updated packages to fix these issues. The advisory references bugzilla entries BZ-2383598 and BZ-2392784 for the respective CVEs. No CVSS scores are provided in the advisory, but the impact is considered high.
Potential Impact
The vulnerabilities in libtiff could allow an attacker to exploit memory corruption issues such as Use-After-Free and Write-What-Where conditions. This may lead to arbitrary code execution or denial of service on affected systems running Red Hat Enterprise Linux 8 with the vulnerable mingw-libtiff package installed. No known exploits in the wild have been reported at this time.
Mitigation Recommendations
Red Hat has released updated mingw-libtiff packages for Red Hat Enterprise Linux 8 that address these vulnerabilities. Users should apply the security update as described in Red Hat advisory RHSA-2025:19906 and the referenced article https://access.redhat.com/articles/11258. No additional mitigations are specified or required beyond applying the official update.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2025:19906
- Cve Count
- 2
- Additional Cves
- ["CVE-2025-9900"]
Threat ID: 6a3cc2984853345fc16d1f65
Added to database: 06/25/2026, 05:54:32 UTC
Last enriched: 07/12/2026, 11:14:04 UTC
Last updated: 09/10/2026, 19:36:52 UTC
Views: 30
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