CVE-2020-5395 — Use After Free in Fontforge

CWE-416 — Use After FreeCWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer9 documents6 sources
Severity
8.8HIGHNVD
EPSS
0.3%
top 48.69%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
4
FontforgeDebian FontforgeFedoraproject Fedora+1 more
Timeline
PublishedJan 3
Latest updateMay 24

Description

FontForge 20190801 has a use-after-free in SFD_GetFontMetaData in sfd.c.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 2.8 | Impact: 5.9

Affected Packages4 packages

▶debiandebian/fontforge< fontforge 1:20201107~dfsg-1 (bookworm)
▶Debianfontforge/fontforge< 1:20201107~dfsg-1+3
▶NVDfontforge/fontforge20190801
▶NVDopensuse/leap15.1

Also affects: Fedora 31

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-hjq7-xwrq-jpwv: FontForge 20190801 has a use-after-free in SFD_GetFontMetaData in sfd↗2022-05-24
▶
OSV
CVE-2020-5395: FontForge 20190801 has a use-after-free in SFD_GetFontMetaData in sfd↗2020-01-03
▶

📋Vendor Advisories

3
Red Hat
fontforge: SFD_GetFontMetaData() insufficient CVE-2020-5395 backport↗2020-01-21
▶
Red Hat
fontforge: out-of-bounds write in SFD_GetFontMetaData function in sfd.c↗2020-01-03
▶
Debian
CVE-2020-5395: fontforge - FontForge 20190801 has a use-after-free in SFD_GetFontMetaData in sfd.c.↗2020
▶

💬Community

3
Bugzilla
CVE-2020-25690 fontforge: SFD_GetFontMetaData() insufficient CVE-2020-5395 backport↗2020-10-30
▶
Bugzilla
CVE-2020-5395 fontforge: out-of-bounds write in SFD_GetFontMetaData function in sfd.c↗2020-01-11
▶
Bugzilla
CVE-2020-5395 fontforge: out-of-bounds write in SFD_GetFontMetaData function in sfd.c [fedora-all]↗2020-01-11
▶
CVE-2020-5395 — Use After Free in Debian Fontforge | cvebase