CVE-2010-2520

Heap-based buffer overflow in the Ins_IUP function in truetype/ttinterp.c in FreeType before 2.4...

5.1 MediumFix available

Heap-based buffer overflow in the Ins_IUP function in truetype/ttinterp.c in FreeType before 2.4.0, when TrueType bytecode support is enabled, allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via a crafted font file.

Exploit likelihood

5.71%Down 0.4 points since Feb 4, 2022

What each source reports

NVD Score used 5.1

Record: CVE-2010-2520
CVSS 2.0: 5.1 MediumAV:N/AC:H/Au:N/C:P/I:P/A:P
Weakness: CWE-787
Updated: 2026-11-02

CVE List No score

Record: CVE-2010-2520
Updated: 2026-11-02

EUVDEUVD-2010-2524 No score

Record: EUVD-2010-2524
Updated: 2026-11-03

GitHub AdvisoriesGHSA-hfjf-652v-fg9x No score

Heap-based buffer overflow in the Ins_IUP function in truetype/ttinterp.c in FreeType before 2.4...

Record: GHSA-hfjf-652v-fg9x
Weakness: CWE-787
Updated: 2026-11-02

OSV No score

Record: CVE-2010-2520
Updated: 2026-11-02

OSVDEBIAN-CVE-2010-2520 No score

Record: DEBIAN-CVE-2010-2520
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`freetype` Debian:12	before 2.4.0-1	2.4.0-1
`freetype` Debian:13	before 2.4.0-1	2.4.0-1
`freetype` Debian:14	before 2.4.0-1	2.4.0-1
`freetype` Debian:5.0 From an advisory covering 7 CVEs	before 2.3.7-2+lenny2, plus listed versions 2.3.7-22.3.7-2+lenny1	2.3.7-2+lenny2

History

History
Recorded	Changed	Sources
Nov 6, 2026	affected, facts
Nov 3, 2026	aliases	EUVD
Nov 2, 2026	first indexed	CVE List, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2010-2520 is a medium vulnerability (CVSS 5.1) in Freetype, published July 14, 2010. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 5.71%, the 93rd percentile. Fixed in freetype 2.4.0-1.

References

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