Bug 2242926 (CVE-2023-5441)

Summary: CVE-2023-5441 vim: NULL pointer dereference in screen_line() in src/screen.c
Product: [Other] Security Response Reporter: Guilherme de Almeida Suckevicz <gsuckevi>
Component: vulnerabilityAssignee: Product Security <prodsec-ir-bot>
Status: NEW --- QA Contact:
Severity: low Docs Contact:
Priority: low    
Version: unspecifiedCC: adudiak, agarcial, aoconnor, asegurap, bdettelb, caswilli, dhalasz, dkuc, fjansen, hkataria, jburrell, jsherril, kaycoth, kshier, luizcosta, nweather, stcannon, sthirugn, vkrizan, vmugicag, yguenane
Target Milestone: ---Keywords: Security
Target Release: ---   
Hardware: All   
OS: Linux   
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Doc Text:
A NULL pointer dereference vulnerability was found in Vim. This flaw allows an attacker who can trick a user into processing a specially crafted file to trigger the NULL pointer dereference, causing the application to crash.
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Clone Of: Environment:
Last Closed: Type: ---
Regression: --- Mount Type: ---
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Verified Versions: Category: ---
oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
Cloudforms Team: --- Target Upstream Version:
Embargoed:
Bug Depends On: 2242927    
Bug Blocks: 2242840    

Description Guilherme de Almeida Suckevicz 2023-10-09 18:27:48 UTC
NULL Pointer Dereference in GitHub repository vim/vim prior to 20d161ace307e28690229b68584f2d84556f8960.

References:
https://huntr.dev/bounties/b54cbdf5-3e85-458d-bb38-9ea2c0b669f2

Upstream patch:
https://github.com/vim/vim/commit/20d161ace307e28690229b68584f2d84556f8960

Comment 1 Guilherme de Almeida Suckevicz 2023-10-09 18:34:59 UTC
Created vim tracking bugs for this issue:

Affects: fedora-all [bug 2242927]