Bug 1196741 – VUL-0: CVE-2021-38578: ovmf: Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.

Bug 1196741 - (CVE-2021-38578) VUL-0: CVE-2021-38578: ovmf: Existing CommBuffer checks in SmmEntryPoint will not catch underflow when computing BufferSize.

(CVE-2021-38578)
Summary:	VUL-0: CVE-2021-38578: ovmf: Existing CommBuffer checks in SmmEntryPoint will...

Status:	NEW

Classification:	Novell Products
Product:	SUSE Security Incidents
Classification:	Novell Products
Component:	Incidents
Version:	unspecified
Hardware:	Other Other

Priority:	P3 - Medium Severity: Normal
Target Milestone:	---
Assigned To:	Gary Ching-Pang Lin
QA Contact:	Security Team bot

URL:	https://smash.suse.de/issue/325304/
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Reported:	2022-03-04 08:14 UTC by Alexander Bergmann
Modified:	2022-03-04 09:15 UTC (History)
CC List:	2 users (show)

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Found By:	Security Response Team
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Description Alexander Bergmann 2022-03-04 08:14:54 UTC

CVE-2021-38578

Existing CommBuffer checks in SmmEntryPoint will not catch underflow when
computing BufferSize.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-38578
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-38578
http://www.cvedetails.com/cve/CVE-2021-38578/
https://bugzilla.tianocore.org/show_bug.cgi?id=3387