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Vulnerabilities

Vulnerability · CVE-2009-0946

Multiple integer overflows in FreeType 2.3.9 and earlier allow remote attackers to execute arbitrary code via vectors related to large values in certain inputs in (1)…

Published Apr 17, 2009 · catalog updated Jun 16, 2026 · Apple

Check if you run it

No confirmed exploitation is on record for CVE-2009-0946. EPSS is 8.54%. Act only if a listed version of Apple is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
8.54%
Remediation
Version ranges on file
Affected products
cpe apple/safari · cpe canonical/ubuntu linux · cpe debian/debian linux · cpe freetype/freetype · cpe opensuse/opensuse

Multiple integer overflows in FreeType 2.3.9 and earlier allow remote attackers to execute arbitrary code via vectors related to large values in certain inputs in (1) smooth/ftsmooth.c, (2) sfnt/ttcmap.c, and (3) cff/cffload.c.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe apple/safari4.0
  • cpe canonical/ubuntu linux6.06
  • cpe canonical/ubuntu linux8.04
  • cpe canonical/ubuntu linux8.10
  • cpe canonical/ubuntu linux9.04
  • cpe debian/debian linux4.0
  • cpe debian/debian linux5.0
  • cpe debian/debian linux6.0
  • cpe freetype/freetype<= 2.3.9
  • cpe opensuse/opensuse10.3
  • cpe opensuse/opensuse11.0
  • cpe opensuse/opensuse11.1

How to fix CVE-2009-0946

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2009-0946. EPSS is 8.54%. Act only if a listed version of Apple is installed.

Which versions are affected?

Compare what you have installed with canonical/ubuntu linux 6.06; canonical/ubuntu linux 8.04; canonical/ubuntu linux 8.10; canonical/ubuntu linux 9.04. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-190: Integer Overflow. EPSS 8.54%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 17, 2009 · Apple Security Releases

    Detected

    Multiple integer overflows in FreeType 2.3.9 and earlier allow remote attackers to execute arbitrary code via vectors related to large values in certain inputs in (1) smooth/ftsmooth.c, (2) sfnt/ttcmap.c, and (3) cff/cffload.c.

  2. Jun 16, 2026 · Apple Security Releases

    Updated

    Multiple integer overflows in FreeType 2.3.9 and earlier allow remote attackers to execute arbitrary code via vectors related to large values in certain inputs in (1) smooth/ftsmooth.c, (2) sfnt/ttcmap.c, and (3) cff/cffload.c.

Sources

  • Apple Security ReleasesVendor advisoryCVE-2009-0946

    Multiple integer overflows in FreeType 2.3.9 and earlier allow remote attackers to execute arbitrary code via vectors related to large values in certain inputs in (1) smooth/ftsmooth.c, (2) sfnt/ttcmap.c, and (3) cff/cffload.c.

    nvd.nist.gov
  • CVE.orgVulnerability recordCVE-2009-0946

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2009-0946

    30-day exploitation probability 8.54%

    first.org

References

Freshness

Last verified in this catalog Oct 23, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.