High severity7.8NVD Advisory· Published Dec 29, 2021· Updated Jun 17, 2026
CVE-2021-4187
CVE-2021-4187
Description
vim is vulnerable to Use After Free
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
20cpe:2.3:o:apple:mac_os_x:10.15.7:*:*:*:*:*:*:*+ 12 more
- 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:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:*range: <12.3
- cpe:2.3:o:apple:macos:10.15.7:security_update_2022-004:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:*
Patches
Vulnerability mechanics
References
13- github.com/vim/vim/commit/4bf1006cae7e87259ccd5219128c3dba75774441nvdPatchThird Party Advisory
- huntr.dev/bounties/a8bee03a-6e2e-43bf-bee3-4968c5386a2envdExploitThird Party Advisory
- seclists.org/fulldisclosure/2022/Jul/14nvdMailing ListThird Party Advisory
- seclists.org/fulldisclosure/2022/Mar/29nvdMailing ListThird Party Advisory
- seclists.org/fulldisclosure/2022/May/35nvdMailing ListThird Party Advisory
- www.openwall.com/lists/oss-security/2022/01/15/1nvdMailing ListThird Party Advisory
- security.gentoo.org/glsa/202208-32nvdThird Party Advisory
- support.apple.com/kb/HT213183nvdRelease NotesThird Party Advisory
- support.apple.com/kb/HT213256nvdThird Party Advisory
- support.apple.com/kb/HT213343nvdThird Party Advisory
- lists.debian.org/debian-lts-announce/2025/03/msg00023.htmlnvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/2EY2VFBU3YGGWI5BW4XKT3F37MYGEQUD/nvd
- lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/3FH2J57GDA2WMBS6J56F6QQRA6BXQQFZ/nvd
News mentions
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