Bug 2091682 (CVE-2022-1897)

Summary: CVE-2022-1897 vim: out-of-bounds write in vim_regsub_both() in regexp.c
Product: [Other] Security Response Reporter: Guilherme de Almeida Suckevicz <gsuckevi>
Component: vulnerabilityAssignee: Red Hat Product Security <security-response-team>
Status: CLOSED ERRATA QA Contact:
Severity: medium Docs Contact:
Priority: medium    
Version: unspecifiedCC: fhrdina, gchamoul, karsten, zdohnal
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
Fixed In Version: vim 8.2.5023 Doc Type: If docs needed, set a value
Doc Text:
A flaw was found in vim. The vulnerability occurs due to Illegal memory access and leads to an out-of-bounds write vulnerability in the vim_regsub_both function. This flaw allows an attacker to input a specially crafted file, leading to a crash or code execution.
Story Points: ---
Clone Of: Environment:
Last Closed: 2022-09-01 01:36:19 UTC Type: ---
Regression: --- Mount Type: ---
Documentation: --- CRM:
Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Bug Depends On: 2091683, 2093828, 2093830, 2093831, 2093832    
Bug Blocks: 2091689    

Description Guilherme de Almeida Suckevicz 2022-05-30 17:37:31 UTC
Out-of-bounds Write in GitHub repository vim/vim prior to 8.2.


Upstream patch:

Comment 1 Guilherme de Almeida Suckevicz 2022-05-30 17:37:47 UTC
Created vim tracking bugs for this issue:

Affects: fedora-all [bug 2091683]

Comment 5 errata-xmlrpc 2022-08-03 12:53:18 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 8

Via RHSA-2022:5813 https://access.redhat.com/errata/RHSA-2022:5813

Comment 6 errata-xmlrpc 2022-08-09 10:27:58 UTC
This issue has been addressed in the following products:

  Red Hat Enterprise Linux 9

Via RHSA-2022:5942 https://access.redhat.com/errata/RHSA-2022:5942

Comment 7 Product Security DevOps Team 2022-09-01 01:36:17 UTC
This bug is now closed. Further updates for individual products will be reflected on the CVE page(s):