Bug 2160807 (CVE-2022-46456)

Summary:	CVE-2022-46456 nasm: buffer overflow in dbgdbg_typevalue() in output/outdbg.c
Product:	[Other] Security Response	Reporter:	Guilherme de Almeida Suckevicz <gsuckevi>
Component:	vulnerability	Assignee:	Nobody <nobody>
Status:	NEW ---	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	nickc, sipoyare
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	If docs needed, set a value
Doc Text:	A buffer over-read was found in NASM. The issue occurs when a specially crafted file is processed by NASM when using the dbg output file format, causing the application to crash and disclose a limited amount of information.	Story Points:	---
Clone Of:		Environment:
Last Closed:		Type:	---
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:	2160814, 2160815, 2160816
Bug Blocks:	2159624

Description Guilherme de Almeida Suckevicz 2023-01-13 19:09:58 UTC

NASM v2.16 was discovered to contain a global buffer overflow in the component dbgdbg_typevalue at /output/outdbg.c.

Reference:
https://bugzilla.nasm.us/show_bug.cgi?id=3392814

Comment 1 Guilherme de Almeida Suckevicz 2023-01-13 20:05:08 UTC

Created nasm tracking bugs for this issue:

Affects: fedora-all [bug 2160814]