Bug 2018558 (CVE-2021-3903)

Summary: CVE-2021-3903 vim: heap-based buffer overflow vulnerability
Product: [Other] Security Response Reporter: Guilherme de Almeida Suckevicz <gsuckevi>
Component: vulnerabilityAssignee: Nobody <nobody>
Status: NEW --- QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: bdettelb, caswilli, fjansen, gchamoul, gparvin, jburrell, jramanat, jwong, karsten, kaycoth, pahickey, psegedy, stcannon, vkumar, vmugicag, zdohnal
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: vim 8.2.3564 Doc Type: No Doc Update
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: 2018559, 2019975    
Bug Blocks: 2018560    

Description Guilherme de Almeida Suckevicz 2021-10-29 17:20:12 UTC 
vim is vulnerable to heap-based buffer overflow.

Reference:
https://huntr.dev/bounties/35738a4f-55ce-446c-b836-2fb0b39625f8

Upstream patch:
https://github.com/vim/vim/commit/777e7c21b7627be80961848ac560cb0a9978ff43
Comment 1 Guilherme de Almeida Suckevicz 2021-10-29 17:20:30 UTC 
Created vim tracking bugs for this issue:

Affects: fedora-all [bug 2018559]