high
7.8
CWE
416 20
Advisory Published
Updated

CVE-2021-4187: Use After Free in vim/vim

First published: Wed Dec 29 2021(Updated: )

apache. Multiple issues were addressed by updating apache to version 2.4.53.

Credit: CVE-2021-4136 CVE-2021-4166 CVE-2021-4173 CVE-2021-4187 CVE-2021-4192 CVE-2021-4193 CVE-2021-46059 CVE-2022-0128 CVE-2022-0156 CVE-2022-0158 an anonymous researcher Liu Long Ant Security LightJack Dates RET2 Systems IncAntonio Zekic @antoniozekic Jeonghoon Shin Theori working with Trend Micro Zero Day InitiativePeter Nguyễn Vũ Hoàng @peternguyen14 STAR LabsNed Williamson Google Project Zero @gorelics BreakPoint BreakPointRon Masas BreakPointWojciech Reguła @_r3ggi SecuRingArsenii Kostromin (0x3c3e) MicrosoftJonathan Bar Or MicrosoftZhipeng Huo @R3dF09 Tencent Security Xuanwu LabYuebin Sun @yuebinsun2020 Tencent Security Xuanwu LabMax Shavrick @_mxms the Google Security TeamZubair Ashraf CrowdstrikeCVE-2022-0778 CVE-2022-23308 Mickey Jin @patch1t @gorelics Linus Henze Pinauten GmbHPeter Nguyễn Vũ Hoàng STAR LabsFelix Poulin-Belanger Antonio Cheong Yu Xuan YCISCQArsenii Kostromin (0x3c3e) Heige KnownSec 404 TeamBo Qu Palo Alto NetworksScarlet Raine Wang Yu CyberservalCVE-2022-0530 Tavis Ormandy CVE-2021-45444 Yonghwi Jin @jinmo123 TheoriLockheed Martin Red Team Jeremy Brown Trend Micro Zero Day InitiativeMichael DePlante @izobashi Trend Micro Zero Day InitiativeQi Sun Trend MicroYe Zhang @co0py_Cat Baidu SecurityRobert Ai Trend MicroCVE-2021-44224 CVE-2021-44790 CVE-2022-22719 CVE-2022-22720 CVE-2022-22721 security@huntr.dev

Affected SoftwareAffected VersionHow to fix
Apple macOS Monterey<12.3
12.3
Apple macOS<11.6.6
11.6.6
macOS Catalina
Vim<=8.2.3912
Fedora=34
Fedora=35
Apple iOS and macOS=10.15.7
Apple iOS and macOS=10.15.7-security_update_2020-001
Apple iOS and macOS=10.15.7-security_update_2021-001
Apple iOS and macOS=10.15.7-security_update_2021-002
Apple iOS and macOS=10.15.7-security_update_2021-003
Apple iOS and macOS=10.15.7-security_update_2021-004
Apple iOS and macOS=10.15.7-security_update_2021-005
Apple iOS and macOS=10.15.7-security_update_2021-006
Apple iOS and macOS=10.15.7-security_update_2021-007
Apple iOS and macOS=10.15.7-security_update_2021-008
Apple iOS and macOS=10.15.7-security_update_2022-001
Apple iOS and macOS=10.15.7-security_update_2022-002
Apple iOS and macOS=10.15.7-security_update_2022-003
Apple iOS and macOS<12.3
Apple iOS and macOS>=11.0<11.6.6
Apple iOS and macOS=10.15.7-security_update_2022-004

Remedy

https://github.com/vim/vim/commit/4bf1006cae7e87259ccd5219128c3dba75774441

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Reference Links

Parent vulnerabilities

(Appears in the following advisories)

Peer vulnerabilities

(Found alongside the following vulnerabilities)

Frequently Asked Questions

  • What is CVE-2021-4187?

    CVE-2021-4187 is a vulnerability in Vim that has been addressed with an update.

  • Which software versions are affected by CVE-2021-4187?

    CVE-2021-4187 affects Apple macOS Catalina, macOS Big Sur (up to version 11.6.6), and macOS Monterey (up to version 12.3).

  • How can I fix CVE-2021-4187?

    To fix CVE-2021-4187, update Vim to the latest version available.

  • Where can I find more information about CVE-2021-4187?

    You can find more information about CVE-2021-4187 on the following references: [Link 1](https://support.apple.com/en-us/HT213343), [Link 2](https://support.apple.com/en-us/HT213256), [Link 3](https://support.apple.com/en-us/HT213183).

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