medium
5.5
CWE
125
Advisory Published
Updated

CVE-2021-4193: Out-of-bounds Read in vim/vim

First published: Fri Dec 31 2021(Updated: )

Last updated 24 July 2024

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 CVE-2021-4136 CVE-2021-4166 CVE-2021-4173 CVE-2021-4187 CVE-2021-4192 CVE-2021-4193 CVE-2021-46059 CVE-2022-0128 security@huntr.dev security@huntr.dev CVE-2021-4136 CVE-2021-4166 CVE-2021-4173 CVE-2021-4187 CVE-2021-4192 CVE-2021-4193 CVE-2021-46059 CVE-2022-0128 security@huntr.dev

Affected SoftwareAffected VersionHow to fix
Apple macOS Monterey<12.3
12.3
Apple Catalina
Vim Vim<8.2.3950
Fedoraproject Fedora=34
Debian Debian Linux=9.0
Debian Debian Linux=10.0
Apple Mac OS X=10.15.7
Apple Mac OS X=10.15.7-security_update_2020-001
Apple Mac OS X=10.15.7-security_update_2021-001
Apple Mac OS X=10.15.7-security_update_2021-002
Apple Mac OS X=10.15.7-security_update_2021-003
Apple Mac OS X=10.15.7-security_update_2021-004
Apple Mac OS X=10.15.7-security_update_2021-005
Apple Mac OS X=10.15.7-security_update_2021-006
Apple Mac OS X=10.15.7-security_update_2021-007
Apple Mac OS X=10.15.7-security_update_2021-008
Apple Mac OS X=10.15.7-security_update_2022-001
Apple Mac OS X=10.15.7-security_update_2022-002
Apple Mac OS X=10.15.7-security_update_2022-003
Apple macOS<12.3
Apple macOS>=11.0<11.6.6
Apple macOS=10.15.7-security_update_2022-004
Apple macOS Big Sur<11.6.6
11.6.6
debian/vim<=2:8.2.2434-3+deb11u1
2:9.0.1378-2
2:9.1.0861-1
<8.2.3950
=34
=9.0
=10.0
=10.15.7
=10.15.7-security_update_2020-001
=10.15.7-security_update_2021-001
=10.15.7-security_update_2021-002
=10.15.7-security_update_2021-003
=10.15.7-security_update_2021-004
=10.15.7-security_update_2021-005
=10.15.7-security_update_2021-006
=10.15.7-security_update_2021-007
=10.15.7-security_update_2021-008
=10.15.7-security_update_2022-001
=10.15.7-security_update_2022-002
=10.15.7-security_update_2022-003
<12.3
>=11.0<11.6.6
=10.15.7-security_update_2022-004

Remedy

https://github.com/vim/vim/commit/94f3192b03ed27474db80b4d3a409e107140738b

Remedy

https://huntr.dev/bounties/92c1940d-8154-473f-84ce-0de43b0c2eb0

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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-2021-4193?

    CVE-2021-4193 is a vulnerability in Vim that allows an attacker to read out-of-bounds memory.

  • What is the severity of CVE-2021-4193?

    The severity of CVE-2021-4193 is not specified.

  • How does CVE-2021-4193 affect Apple Catalina?

    CVE-2021-4193 affects Apple Catalina if Vim is installed.

  • How do I fix CVE-2021-4193 on Ubuntu?

    To fix CVE-2021-4193 on Ubuntu, update Vim to version 2:8.0.1453-1ubuntu1.13 or higher.

  • Where can I find more information about CVE-2021-4193?

    You can find more information about CVE-2021-4193 on the following references: - [Huntr](https://huntr.dev/bounties/92c1940d-8154-473f-84ce-0de43b0c2eb0) - [GitHub Commit](https://github.com/vim/vim/commit/94f3192b03ed27474db80b4d3a409e107140738b) - [Openwall](http://www.openwall.com/lists/oss-security/2022/01/15/1)

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