CVE-2026-102620

Freedesktop Poppler FoFiTrueType.cc cvtSfnts integer overflow

State: Published
Severity: 4.8 Medium
Published: Sep 29, 2026
Updated: Oct 2, 2026
Reserved: Sep 29, 2026

Description

A vulnerability was determined in Freedesktop Poppler 26.06.0/26.07.0/26.08.0. This impacts the function FoFiTrueType::cvtSfnts of the file fofi/FoFiTrueType.cc. This manipulation causes integer overflow. The attack can only be executed locally. The exploit has been publicly disclosed and may be utilized. Patch name: 245d3c6823377755f2c1d5fdddd010279c6ed94d. It is suggested to install a patch to address this issue.

Scores

CVSS	Score	Vector	Source
4.0	4.8 Medium	CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P	VulDB
3.1	3.3 Low	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C	VulDB
3.0	3.3 Low	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RL:O/RC:C	VulDB
2.0	1.7 Low	AV:L/AC:L/Au:S/C:N/I:P/A:N/E:POC/RL:OF/RC:C	VulDB

Weaknesses

CWE-190 Integer Overflow
CWE-189 Numeric Error

Affected Products

Product	Versions
PopplerFreedesktop	26.06.0Affected 26.07.0Affected 26.08.0Affected

References

VDB-411410 | Freedesktop Poppler FoFiTrueType.cc cvtSfnts integer overflowvdb-entrytechnical-description
VDB-411410 | CTI Indicators (IOB, IOC, IOA)signaturepermissions-required
CVE-2026-102620 | CVE Analysis and Reportthird-party-advisory
Submit #942348 | freedesktop.org Poppler 26.07.0 Integer Overflowthird-party-advisory
https://gitlab.freedesktop.org/poppler/poppler/-/work_items/1762related
https://gitlab.freedesktop.org/poppler/poppler/-/merge_requests/2326patch
https://github.com/r1ck9-2q/cve_summit/blob/main/Signed-integer-overflow-in-FoFiTrueType-cvtSfnts-FoFiTrueType.cc-1210.mdexploit
https://gitlab.freedesktop.org/poppler/poppler/-/commit/245d3c6823377755f2c1d5fdddd010279c6ed94dpatch

Every record here comes from the CVE Program’s CVE List. © 1999–2026 The MITRE Corporation. CVE is a registered trademark of The MITRE Corporation. The records are reproduced under the CVE Program terms of use.