CVE-2021-4166

7.1 high SSVC exploitation: none Modified

NVD · CVE.org

vim is vulnerable to Out-of-bounds Read

Fix

Patch, vendor advisory and mitigation references on NVD 4

https://github.com/vim/vim/commit/6f98371532fcff911b462d51bc64f2ce8a6ae682 Patch, Third Party Advisory
https://huntr.dev/bounties/229df5dd-5507-44e9-832c-c70364bdf035 Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/vim/vim/commit/6f98371532fcff911b462d51bc64f2ce8a6ae682 Patch, Third Party Advisory
https://huntr.dev/bounties/229df5dd-5507-44e9-832c-c70364bdf035 Exploit, Issue Tracking, Patch, Third Party Advisory

Every line above is quoted from NVD, CISA, Microsoft, the vendor's own advisory or DISA; nothing is generated.

Change history 1

2026-10-15 00:45First seenCVSS 7.1 · vim, redhat, opensuseNVD modified 2026-10-08 21:17

Affected (CPE criteria) 25

cpe:2.3:a:vim:vim:*:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:a:opensuse:factory:-:*:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise:12.0:*:*:*:*:*:*:*
cpe:2.3:o:suse:linux_enterprise:15.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:11.0:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:*:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2020-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-002:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-003:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-004:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-005:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-006:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-007:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2021-008:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-001:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-002:*:*:*:*:*:*
cpe:2.3:o:apple:mac_os_x:10.15.7:security_update_2022-003:*:*:*:*:*:*
cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*
cpe:2.3:o:apple:macos:10.15.7:security_update_2022-004:*:*:*:*:*:*

References 24

http://seclists.org/fulldisclosure/2022/Jul/14 Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2022/Mar/29 Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2022/May/35 Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/01/15/1 Mailing List, Third Party Advisory
https://github.com/vim/vim/commit/6f98371532fcff911b462d51bc64f2ce8a6ae682 Patch, Third Party Advisory
https://huntr.dev/bounties/229df5dd-5507-44e9-832c-c70364bdf035 Exploit, Issue Tracking, Patch, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2EY2VFBU3YGGWI5BW4XKT3F37MYGEQUD/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/
https://security.gentoo.org/glsa/202208-32 Third Party Advisory
https://support.apple.com/kb/HT213183 Release Notes, Third Party Advisory
https://support.apple.com/kb/HT213256 Third Party Advisory
https://support.apple.com/kb/HT213343 Third Party Advisory
http://seclists.org/fulldisclosure/2022/Jul/14 Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2022/Mar/29 Mailing List, Third Party Advisory
http://seclists.org/fulldisclosure/2022/May/35 Mailing List, Third Party Advisory
http://www.openwall.com/lists/oss-security/2022/01/15/1 Mailing List, Third Party Advisory
https://github.com/vim/vim/commit/6f98371532fcff911b462d51bc64f2ce8a6ae682 Patch, Third Party Advisory
https://huntr.dev/bounties/229df5dd-5507-44e9-832c-c70364bdf035 Exploit, Issue Tracking, Patch, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2EY2VFBU3YGGWI5BW4XKT3F37MYGEQUD/
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/
https://security.gentoo.org/glsa/202208-32 Third Party Advisory
https://support.apple.com/kb/HT213183 Release Notes, Third Party Advisory
https://support.apple.com/kb/HT213256 Third Party Advisory
https://support.apple.com/kb/HT213343 Third Party Advisory