Memory leak in FontForge - CVE-2025-50949

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Main Vulnerability Database Vulnerabilities #VU117704

Memory leak in FontForge - CVE-2025-50949

Published: October 28, 2025


Vulnerability identifier: #VU117704
CSH Severity: Low
CVSS v4: 4.6 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2025-50949
CWE-ID: CWE-401
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform DoS attack on the target system.

The vulnerability exists due memory leak within the DlgCreate8() function in gdraw/gaskdlg.c. A remote attacker can force the application to leak memory and perform denial of service attack.


Affected software

FontForge
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise Desktop 15
Desktop Applications Module
openSUSE Leap
openEuler
Anolis OS
Fedora
fontforge
fontforge-debuginfo
fontforge-debugsource
fontforge-devel
fontforge-help
fontforge-doc

How to mitigate CVE-2025-50949

Install updates from vendor's website.

FontForge - update to 20251009
fontforge - addressed in versions 20200314-6, 20200314-9, 20230101-4
fontforge-debuginfo - addressed in versions 20200314-6, 20200314-9, 20230101-4
fontforge-debugsource - addressed in versions 20200314-6, 20200314-9, 20230101-4
fontforge-devel - addressed in versions 20200314-6, 20200314-9, 20230101-4
fontforge-help - addressed in versions 20200314-6, 20200314-9, 20230101-4
fontforge-doc - update to 20200314-150200.3.12.1
fontforge-debuginfo - update to 20200314-150200.3.12.1
fontforge-debugsource - update to 20200314-150200.3.12.1
fontforge - update to 20200314-150200.3.12.1
fontforge-devel - update to 20200314-150200.3.12.1
fontforge - update to 20230101-7
fontforge-devel - update to 20230101-7
fontforge-doc - update to 20230101-7
fontforge - addressed in versions 20230101-15.fc41, 20230101-16.fc41, 20230101-16.fc42, 20230101-17.fc42

External References

Related Security Bulletins