CVE-2025-15277 | THREATINT

Description

FontForge GUtils SGI File Parsing Heap-based Buffer Overflow Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of FontForge. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file. The specific flaw exists within the parsing of scanlines within SGI files. The issue results from the lack of proper validation of the length of user-supplied data prior to copying it to a heap-based buffer. An attacker can leverage this vulnerability to execute code in the context of the current process. Was ZDI-CAN-27920.

PUBLISHED Reserved 2025-12-29 | Published 2025-12-31 | Updated 2025-12-31 | Assigner zdi

HIGH: 7.8CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Problem types

CWE-122: Heap-based Buffer Overflow

Product status

Default status

unknown

88de9b7dc76fbdef9069b7664ecc280f1c15ba2f

affected

References

www.zerodayinitiative.com/advisories/ZDI-25-1186/ (ZDI-25-1186)

cve.org (CVE-2025-15277)

nvd.nist.gov (CVE-2025-15277)

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