CVE-2025-50949 Denial of service in n/a
A memory leak in FontForge's DlgCreate8 component allows attackers to cause a denial of service by exhausting system memory.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2025-50949?
CVE-2025-50949 is a medium-severity denial of service vulnerability in n/a, published on 23 Oct 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
FontForge v20230101 was discovered to contain a memory leak via the component DlgCreate8.
Weakness: CWE-401
Which versions are affected by CVE-2025-50949?
It affects 1 product.
Linux distribution packages (7)
fontforge SUSE:Linux Enterprise Module for Desktop Applications 15 SP6 | All versions | 20200314-150200.3.12.1 |
fontforge SUSE:Linux Enterprise Module for Desktop Applications 15 SP7 | All versions | 20200314-150200.3.12.1 |
fontforge SUSE:Linux Enterprise Server 16.0 | All versions | 20230101-160000.3.1 |
fontforge SUSE:Linux Enterprise Server for SAP applications 16.0 | All versions | 20230101-160000.3.1 |
fontforge openSUSE:Leap 15.6 | All versions | 20200314-150200.3.12.1 |
fontforge openSUSE:Leap 16.0 | All versions | 20230101-160000.3.1 |
fontforge openSUSE:Tumbleweed | All versions | 20251009-2.1 |
Products include Fontforge Fontforge.
How do I fix CVE-2025-50949?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2025-50949 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-50949 exists.
Other vulnerabilities in n/a
- CVE-2019-15785 Memory corruption in n/a
- CVE-2025-15269 FontForge SFD File Parsing Use-After-Free Remote Code Execution Vulnerability
- CVE-2025-15270 FontForge SFD File Parsing Improper Validation of Array Index Remote Code Execution Vulnerability
- CVE-2025-15271 FontForge SFD File Parsing Improper Validation of Array Index Remote Code Execution Vulnerability
- CVE-2025-15272 FontForge SFD File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability
Sources
Also known as DEBIAN-CVE-2025-50949, GHSA-hw5f-q2pp-q95m, OESA-2025-2601, OESA-2025-2602, OESA-2025-2603, OESA-2025-2604 and 7 more.