Bug 2126401 (CVE-2022-3153)

Summary:	CVE-2022-3153 vim: null pointer dereference in vim_regcomp()
Product:	[Other] Security Response	Reporter:	Marian Rehak <mrehak>
Component:	vulnerability	Assignee:	Nobody <nobody>
Status:	NEW ---	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	gchamoul, karsten, zdohnal
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	vim 9.0.0404	Doc Type:	If docs needed, set a value
Doc Text:	A flaw was found in vim, where it is vulnerable to a null-pointer-dereference in the vim_regcomp() function. This flaw allows a specially crafted file to crash a program or execute code.	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:	2126402, 2126451, 2126452
Bug Blocks:	2125447

Description Marian Rehak 2022-09-13 11:15:44 UTC

Null Dereference in vim_regcomp() at vim/src/regexp.c:2716

Reference:

https://huntr.dev/bounties/68331124-620d-48bc-a8fa-cd947b26270a/

Comment 1 Marian Rehak 2022-09-13 11:16:00 UTC

Created vim tracking bugs for this issue:

Affects: fedora-all [bug 2126402]

Comment 3 Zdenek Dohnal 2022-09-14 06:55:41 UTC

The commit with the patch https://github.com/vim/vim/commit/1540d334a04d874c2aa9d26b82dbbcd4bc5a78de .