Red Hat Security Advisory: fontforge security update
Multiple remote code execution vulnerabilities have been identified in FontForge, a font editor supporting various font formats. These include heap-based buffer overflow and use-after-free issues in BMP and SFD file parsing. The vulnerabilities affect Red Hat Enterprise Linux 8 and related packages. Red Hat has issued a security advisory with updated packages to address these issues. No known exploits are reported in the wild at this time.
AI Analysis
Technical Summary
FontForge contains several critical security flaws that allow remote code execution through malformed font files. Specifically, these include a heap-based buffer overflow in BMP file parsing (CVE-2025-15279), use-after-free in SFD file parsing (CVE-2025-15269), buffer overflow in SFD file parsing (CVE-2025-15275), and additional remote code execution via malicious SFD file parsing (CVE-2025-15270). These vulnerabilities affect multiple architectures of Red Hat Enterprise Linux 8 and related CodeReady Linux Builder packages. Red Hat has released updated fontforge packages to remediate these issues as detailed in advisory RHSA-2026:7677.
Potential Impact
Successful exploitation of these vulnerabilities could allow an attacker to execute arbitrary code remotely by supplying specially crafted font files. This could lead to full system compromise on affected Red Hat Enterprise Linux 8 systems running vulnerable versions of FontForge. However, there are no reports of active exploitation in the wild.
Mitigation Recommendations
Red Hat has released updated fontforge packages for Red Hat Enterprise Linux 8 and related CodeReady Linux Builder variants to address these vulnerabilities. Users should apply the official security update as described in Red Hat advisory RHSA-2026:7677. Patch status is confirmed as available. Refer to https://access.redhat.com/articles/11258 for detailed update instructions. No additional mitigation actions are indicated by the vendor.
Red Hat Security Advisory: fontforge security update
Description
Multiple remote code execution vulnerabilities have been identified in FontForge, a font editor supporting various font formats. These include heap-based buffer overflow and use-after-free issues in BMP and SFD file parsing. The vulnerabilities affect Red Hat Enterprise Linux 8 and related packages. Red Hat has issued a security advisory with updated packages to address these issues. No known exploits are reported in the wild at this time.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
FontForge contains several critical security flaws that allow remote code execution through malformed font files. Specifically, these include a heap-based buffer overflow in BMP file parsing (CVE-2025-15279), use-after-free in SFD file parsing (CVE-2025-15269), buffer overflow in SFD file parsing (CVE-2025-15275), and additional remote code execution via malicious SFD file parsing (CVE-2025-15270). These vulnerabilities affect multiple architectures of Red Hat Enterprise Linux 8 and related CodeReady Linux Builder packages. Red Hat has released updated fontforge packages to remediate these issues as detailed in advisory RHSA-2026:7677.
Potential Impact
Successful exploitation of these vulnerabilities could allow an attacker to execute arbitrary code remotely by supplying specially crafted font files. This could lead to full system compromise on affected Red Hat Enterprise Linux 8 systems running vulnerable versions of FontForge. However, there are no reports of active exploitation in the wild.
Mitigation Recommendations
Red Hat has released updated fontforge packages for Red Hat Enterprise Linux 8 and related CodeReady Linux Builder variants to address these vulnerabilities. Users should apply the official security update as described in Red Hat advisory RHSA-2026:7677. Patch status is confirmed as available. Refer to https://access.redhat.com/articles/11258 for detailed update instructions. No additional mitigation actions are indicated by the vendor.
Technical Details
- Gcve Source
- db.gcve.eu
- Csaf Category
- csaf_security_advisory
- Csaf Version
- 2.0
- Publisher
- Red Hat Product Security
- Advisory Id
- RHSA-2026:7677
- Cve Count
- 4
- Additional Cves
- ["CVE-2025-15270","CVE-2025-15275","CVE-2025-15279"]
- Cvss Version
- null
Threat ID: 6a248d78e29bf47b50d651bd
Added to database: 6/6/2026, 9:13:28 PM
Last enriched: 6/6/2026, 9:20:21 PM
Last updated: 6/7/2026, 6:25:15 AM
Views: 8
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