CVE catalog
CVE-2020-5496
fontforge: CVE-2020-5496
- Severity
- Medium · CVSS 5.4
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:L - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 2.37% · Oct 25, 2026
FontForge 20190801 has a heap-based buffer overflow in the Type2NotDefSplines() function in splinesave.c.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | fontforge | sid | 1:20251009+git20260808~dfsg-3 | fixed |
| Debian | fontforge | forky | 1:20251009+git20260808~dfsg-3 | fixed |
| Debian | fontforge | trixie | 1:20230101~dfsg-4 | fixed |
| Debian | fontforge | bookworm | 1:20230101~dfsg-1.1~deb12u1 | fixed |
| Debian | fontforge | bookworm-security | 1:20230101~dfsg-1.1~deb12u1 | fixed |
| Ubuntu | fontforge | pro | 1:20161005~dfsg-4+deb9u1ubuntu1 | vulnerable |
| Ubuntu | fontforge | pro | 1:20170731~dfsg-1 | vulnerable |
| Ubuntu | fontforge | pro | 1:20170731~dfsg-1ubuntu0.1~esm1 | vulnerable |
| Ubuntu | fontforge | 20.04 | 1:20170731~dfsg-1build1 | vulnerable |
| Ubuntu | fontforge | 20.04 | 1:20170731~dfsg-2 | vulnerable |
| Ubuntu | fontforge | 20.04 | 1:20190801~dfsg-2 | vulnerable |
| Ubuntu | fontforge | 20.04 | 1:20190801~dfsg-2ubuntu1 | vulnerable |
| Ubuntu | fontforge | 20.04 | 1:20190801~dfsg-4 | vulnerable |
| Ubuntu | fontforge | 20.04 | 1:20190801~dfsg-4ubuntu0.1 | vulnerable |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | fontforge | source | sid | 1:20201107~dfsg-1 | not yet assigned | Not reported | [948231] |
| Debian | fontforge | source | forky | 1:20201107~dfsg-1 | not yet assigned | Not reported | [948231] |
| Debian | fontforge | source | trixie | 1:20201107~dfsg-1 | not yet assigned | Not reported | [948231] |
| Debian | fontforge | source | bookworm | 1:20201107~dfsg-1 | not yet assigned | Not reported | [948231] |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [fontforge]Fixed
Details (4)
1:20230101~dfsg-1.1~deb12u1· amd64 · bookwormFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· arm64 · bookwormFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· amd64 · bookworm-securityFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· arm64 · bookworm-securityFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
- [fontforge-common]Fixed
Source package: [fontforge]
Details (4)
1:20230101~dfsg-1.1~deb12u1· all · bookwormFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· all · bookwormFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· all · bookworm-securityFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· all · bookworm-securityFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
- [fontforge-doc]Fixed
Source package: [fontforge]
Details (4)
1:20230101~dfsg-1.1~deb12u1· all · bookwormFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· all · bookwormFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· all · bookworm-securityFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· all · bookworm-securityFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
- [fontforge-extras]Fixed
Source package: [fontforge]
Details (4)
1:20230101~dfsg-1.1~deb12u1· amd64 · bookwormFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· arm64 · bookwormFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· amd64 · bookworm-securityFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· arm64 · bookworm-securityFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
- [fontforge-nox]Fixed
Source package: [fontforge]
Details (4)
1:20230101~dfsg-1.1~deb12u1· amd64 · bookwormFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· arm64 · bookwormFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· amd64 · bookworm-securityFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· arm64 · bookworm-securityFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
- [libfontforge4]Fixed
Source package: [fontforge]
Details (4)
1:20230101~dfsg-1.1~deb12u1· amd64 · bookwormFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· arm64 · bookwormFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· amd64 · bookworm-securityFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· arm64 · bookworm-securityFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
- [python3-fontforge]Fixed
Source package: [fontforge]
Details (4)
1:20230101~dfsg-1.1~deb12u1· amd64 · bookwormFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· arm64 · bookwormFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· amd64 · bookworm-securityFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
1:20230101~dfsg-1.1~deb12u1· arm64 · bookworm-securityFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · bookworm; dsa · fontforge · debian · 12
[Debian 13 (Trixie)]
- [fontforge]Fixed
Source package: [fontforge]
Details (2)
1:20230101~dfsg-4+b1· amd64 · trixieFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · 13
1:20230101~dfsg-4+b1· arm64 · trixieFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · 13
- [fontforge-common]Fixed
Source package: [fontforge]
Details (2)
1:20230101~dfsg-4· all · trixieFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · 13
1:20230101~dfsg-4· all · trixieFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · 13
- [fontforge-doc]Fixed
Source package: [fontforge]
Details (2)
1:20230101~dfsg-4· all · trixieFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · 13
1:20230101~dfsg-4· all · trixieFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · 13
- [fontforge-extras]Fixed
Source package: [fontforge]
Details (2)
1:20230101~dfsg-4+b1· amd64 · trixieFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · 13
1:20230101~dfsg-4+b1· arm64 · trixieFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · 13
- [fontforge-nox]Fixed
Source package: [fontforge]
Details (2)
1:20230101~dfsg-4+b1· amd64 · trixieFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · 13
1:20230101~dfsg-4+b1· arm64 · trixieFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · 13
- [libfontforge4]Fixed
Source package: [fontforge]
Details (2)
1:20230101~dfsg-4+b1· amd64 · trixieFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · 13
1:20230101~dfsg-4+b1· arm64 · trixieFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · 13
- [python3-fontforge]Fixed
Source package: [fontforge]
Details (2)
1:20230101~dfsg-4+b1· amd64 · trixieFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · 13
1:20230101~dfsg-4+b1· arm64 · trixieFixed · Fixed:
1:20201107~dfsg-1dsa · fontforge · debian · 13
Observed:
References
- [https://ftp.suse.com/pub/projects/security/csaf/suse-su-2020_0393-1.json]
- [https://osv.dev/vulnerability/DEBIAN-CVE-2020-5496]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2020-5496]
- [https://security-tracker.debian.org/tracker/CVE-2020-5496]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [SUSE security advisories and VEX]