Bug 1201903 – VUL-1: CVE-2021-33457: yasm: NULL pointer dereference in expand_mmac_params() in modules/preprocs/nasm/nasm-pp.c

Bug 1201903 - (CVE-2021-33457) VUL-1: CVE-2021-33457: yasm: NULL pointer dereference in expand_mmac_params() in modules/preprocs/nasm/nasm-pp.c

(CVE-2021-33457)
Summary:	VUL-1: CVE-2021-33457: yasm: NULL pointer dereference in expand_mmac_params()...

Status:	NEW

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

Priority:	P4 - Low Severity: Minor
Target Milestone:	---
Assigned To:	Michael Vetter
QA Contact:	Security Team bot

URL:	https://smash.suse.de/issue/338231/
Whiteboard:	CVSSv3.1:SUSE:CVE-2021-33457:3.3:(AV:...
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Reported:	2022-07-27 08:11 UTC by Hu
Modified:	2022-07-27 12:00 UTC (History)
CC List:	1 user (show)

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Found By:	Security Response Team
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Blocker:	---
Marketing QA Status:	---
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Description Hu 2022-07-27 08:11:12 UTC

CVE-2021-33457

An issue was discovered in yasm version 1.3.0. There is a NULL pointer
dereference in expand_mmac_params() in modules/preprocs/nasm/nasm-pp.c.

References:
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2021-33457
http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-33457
https://github.com/yasm/yasm/issues/171
https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d