What’s Vulnerable › Vulnerabilities

CVE-2018-12932

• Severity: critical (CVSS 9.8 v3.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2018-06-28 · updated 2026-06-17
• Weakness: CWE-787

Description

PlayEnhMetaFileRecord in enhmetafile.c in Wine 3.7 allows attackers to cause a denial of service (heap-based buffer overflow) or possibly have unspecified other impact by triggering a large pAlphaBlend->cbBitsSrc value.

Affected products

• WineHQ Wine: 3.7

References

• https://bugs.launchpad.net/ubuntu/+source/wine/+bug/1764719
• https://bugs.winehq.org/attachment.cgi?id=61284
• https://bugs.winehq.org/show_bug.cgi?id=45105
• https://source.winehq.org/git/wine.git/commit/8d2676fd14f130f9e8f06744743423168bf8d18d
• https://source.winehq.org/git/wine.git/commit/b6da3547d8990c3c3affc3a5865aefd2a0946949
• https://bugs.launchpad.net/ubuntu/+source/wine/+bug/1764719
• https://bugs.winehq.org/attachment.cgi?id=61284
• https://bugs.winehq.org/show_bug.cgi?id=45105
• https://source.winehq.org/git/wine.git/commit/8d2676fd14f130f9e8f06744743423168bf8d18d
• https://source.winehq.org/git/wine.git/commit/b6da3547d8990c3c3affc3a5865aefd2a0946949

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