Bug 2122139 (CVE-2022-2862)

Summary:	CVE-2022-2862 vim: heap use-after-free in generate_PCALL() at src/vim9instr.c
Product:	[Other] Security Response	Reporter:	TEJ RATHI <trathi>
Component:	vulnerability	Assignee:	Nobody <nobody>
Status:	NEW ---	QA Contact:
Severity:	low	Docs Contact:
Priority:	low
Version:	unspecified	CC:	gchamoul, jburrell, karsten, zdohnal
Target Milestone:	---	Keywords:	Security
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	vim 9.0.0221	Doc Type:	If docs needed, set a value
Doc Text:		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:	2122140, 2126556
Bug Blocks:	2122143

Description TEJ RATHI 2022-08-29 10:31:11 UTC

Use After Free in vim/vim prior to 9.0.0221.

https://github.com/vim/vim/commit/1889f499a4f248cd84e0e0bf6d0d820016774494
https://huntr.dev/bounties/71180988-1ab6-4311-bca8-e9a879b06765

Comment 1 TEJ RATHI 2022-08-29 10:32:54 UTC

Created vim tracking bugs for this issue:

Affects: fedora-all [bug 2122140]

Comment 2 Zack Miele 2022-09-08 20:55:36 UTC

vim shipped in rhel 8 does not have the components for vim9 scripting.