CVE-2018-12932

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.

Category

9.8
CVSS
Severity: Critical
CVSS 3.0 •
CVSS 2.0 •
EPSS 0.98% Top 25%
Third-Party Advisory launchpad.net Third-Party Advisory winehq.org Third-Party Advisory winehq.org Third-Party Advisory winehq.org Third-Party Advisory winehq.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://source.winehq.org/git/wine.git/commit/b6da3547d8990c3c3affc3a5865aefd2a0946949 issue tracking third party advisory patch
https://source.winehq.org/git/wine.git/commit/8d2676fd14f130f9e8f06744743423168bf8d18d issue tracking third party advisory patch
https://bugs.launchpad.net/ubuntu/+source/wine/+bug/1764719 issue tracking third party advisory
https://bugs.winehq.org/attachment.cgi?id=61284 issue tracking third party advisory patch
https://bugs.winehq.org/show_bug.cgi?id=45105 issue tracking third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2018-12932?
CVE-2018-12932 has been scored as a critical severity vulnerability.
How to fix CVE-2018-12932?
To fix CVE-2018-12932, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-12932 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2018-12932 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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