Freedesktop Poppler 26.06.0/26.07.0/26.08.0 fofi/FoFiTrueType.cc FoFiTrueType::cvtSfnts integer overflow

CVSS Meta Temp Score
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CTI Interest Score
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3.0$0-$5k1.95

Summaryinfo

A vulnerability was found in Freedesktop Poppler 26.06.0/26.07.0/26.08.0. It has been declared as problematic. Affected is the function FoFiTrueType::cvtSfnts of the file fofi/FoFiTrueType.cc. Such manipulation leads to integer overflow. This vulnerability is referenced as CVE-2026-102620. The attack can only be performed from a local environment. Furthermore, an exploit is available. A patch should be applied to remediate this issue.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Freedesktop Poppler 26.06.0/26.07.0/26.08.0. Affected by this issue is the function FoFiTrueType::cvtSfnts of the file fofi/FoFiTrueType.cc. The manipulation with an unknown input leads to a integer overflow vulnerability. Using CWE to declare the problem leads to CWE-190. The product performs a calculation that can produce an integer overflow or wraparound, when the logic assumes that the resulting value will always be larger than the original value. This can introduce other weaknesses when the calculation is used for resource management or execution control. Impacted is integrity.

The advisory is available at gitlab.freedesktop.org. This vulnerability is handled as CVE-2026-102620. The exploitation is known to be easy. Local access is required to approach this attack. Technical details as well as a public exploit are known.

The exploit is available at github.com. It is declared as proof-of-concept.

Applying the patch 245d3c6823377755f2c1d5fdddd010279c6ed94d is able to eliminate this problem. The bugfix is ready for download at gitlab.freedesktop.org.

If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.3
VulDB Meta Temp Score: 3.0

VulDB Base Score: 3.3
VulDB Temp Score: 3.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Integer overflow
CWE: CWE-190 / CWE-189
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔒

Patch: 245d3c6823377755f2c1d5fdddd010279c6ed94d

Timelineinfo

09/29/2026 Advisory disclosed
09/29/2026 +0 days VulDB entry created
09/29/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: 1762
Status: Confirmed
Confirmation: 🔒

CVE: CVE-2026-102620 (🔒)
GCVE (CVE): GCVE-0-2026-102620
GCVE (VulDB): GCVE-100-411410
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 09/29/2026 16:35
Changes: 09/29/2026 16:35 (60)
Complete: 🔍
Submitter: r1ck99
Cache ID: 216::103

Submitinfo

Accepted

  • Submit #942348: freedesktop.org Poppler 26.07.0 Integer Overflow (by r1ck99)

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