{"id":"UBUNTU-CVE-2026-73071","details":"Vim is an open source, command line text editor. From 9.2.0511 until 9.2.0844, json_decode_item() in src/json.c can retain a stale pointer after json_decode_string() invokes channel_fill() to refill and free the current buffer, causing the error path to read freed memory instead of reader-\u003ejs_buf + reader-\u003ejs_used when an invalid JSON string spans buffers. This issue is fixed in version 9.2.0844.","modified":"2026-08-21T20:32:27.696782375Z","published":"2026-08-11T16:17:00Z","related":["USN-8657-1"],"upstream":["CVE-2026-73071"],"references":[{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-73071"},{"type":"REPORT","url":"https://www.cve.org/CVERecord?id=CVE-2026-73071"},{"type":"REPORT","url":"https://github.com/vim/vim/security/advisories/GHSA-69ch-22ch-r887"},{"type":"REPORT","url":"https://github.com/vim/vim/commit/f8126294a526aa80c5123eb3079e325daee9ec75"},{"type":"REPORT","url":"https://github.com/vim/vim/releases/tag/v9.2.0844"},{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-8657-1"}],"affected":[{"package":{"name":"vim","ecosystem":"Ubuntu:22.04:LTS","purl":"pkg:deb/ubuntu/vim?arch=source&distro=jammy"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:8.2.3995-1ubuntu2.35"}]}],"versions":["2:8.2.2434-3ubuntu3","2:8.2.2434-3ubuntu4","2:8.2.3565-1ubuntu1","2:8.2.3565-1ubuntu2","2:8.2.3565-1ubuntu3","2:8.2.3565-1ubuntu5","2:8.2.3995-1ubuntu1","2:8.2.3995-1ubuntu2","2:8.2.3995-1ubuntu2.1","2:8.2.3995-1ubuntu2.3","2:8.2.3995-1ubuntu2.4","2:8.2.3995-1ubuntu2.5","2:8.2.3995-1ubuntu2.7","2:8.2.3995-1ubuntu2.8","2:8.2.3995-1ubuntu2.9","2:8.2.3995-1ubuntu2.10","2:8.2.3995-1ubuntu2.11","2:8.2.3995-1ubuntu2.12","2:8.2.3995-1ubuntu2.13","2:8.2.3995-1ubuntu2.15","2:8.2.3995-1ubuntu2.16","2:8.2.3995-1ubuntu2.17","2:8.2.3995-1ubuntu2.18","2:8.2.3995-1ubuntu2.19","2:8.2.3995-1ubuntu2.20","2:8.2.3995-1ubuntu2.21","2:8.2.3995-1ubuntu2.22","2:8.2.3995-1ubuntu2.23","2:8.2.3995-1ubuntu2.24","2:8.2.3995-1ubuntu2.26","2:8.2.3995-1ubuntu2.27","2:8.2.3995-1ubuntu2.28","2:8.2.3995-1ubuntu2.29","2:8.2.3995-1ubuntu2.30","2:8.2.3995-1ubuntu2.31","2:8.2.3995-1ubuntu2.32","2:8.2.3995-1ubuntu2.33","2:8.2.3995-1ubuntu2.34"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_version":"2:8.2.3995-1ubuntu2.35","binary_name":"vim"},{"binary_name":"vim-athena","binary_version":"2:8.2.3995-1ubuntu2.35"},{"binary_name":"vim-common","binary_version":"2:8.2.3995-1ubuntu2.35"},{"binary_name":"vim-gtk","binary_version":"2:8.2.3995-1ubuntu2.35"},{"binary_name":"vim-gtk3","binary_version":"2:8.2.3995-1ubuntu2.35"},{"binary_version":"2:8.2.3995-1ubuntu2.35","binary_name":"vim-gui-common"},{"binary_name":"vim-nox","binary_version":"2:8.2.3995-1ubuntu2.35"},{"binary_version":"2:8.2.3995-1ubuntu2.35","binary_name":"vim-runtime"},{"binary_version":"2:8.2.3995-1ubuntu2.35","binary_name":"vim-tiny"},{"binary_name":"xxd","binary_version":"2:8.2.3995-1ubuntu2.35"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-73071.json"}},{"package":{"name":"vim","ecosystem":"Ubuntu:24.04:LTS","purl":"pkg:deb/ubuntu/vim?arch=source&distro=noble"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:9.1.0016-1ubuntu7.19"}]}],"versions":["2:9.0.1672-1ubuntu2","2:9.0.2087-1ubuntu1","2:9.0.2116-1ubuntu1","2:9.0.2116-1ubuntu2","2:9.0.2184-0ubuntu1","2:9.0.2189-1ubuntu1","2:9.1.0-1ubuntu1","2:9.1.0016-1ubuntu2","2:9.1.0016-1ubuntu6","2:9.1.0016-1ubuntu7","2:9.1.0016-1ubuntu7.1","2:9.1.0016-1ubuntu7.2","2:9.1.0016-1ubuntu7.3","2:9.1.0016-1ubuntu7.4","2:9.1.0016-1ubuntu7.5","2:9.1.0016-1ubuntu7.6","2:9.1.0016-1ubuntu7.7","2:9.1.0016-1ubuntu7.8","2:9.1.0016-1ubuntu7.9","2:9.1.0016-1ubuntu7.10","2:9.1.0016-1ubuntu7.11","2:9.1.0016-1ubuntu7.12","2:9.1.0016-1ubuntu7.13","2:9.1.0016-1ubuntu7.14","2:9.1.0016-1ubuntu7.15","2:9.1.0016-1ubuntu7.16","2:9.1.0016-1ubuntu7.17","2:9.1.0016-1ubuntu7.18"],"ecosystem_specific":{"binaries":[{"binary_version":"2:9.1.0016-1ubuntu7.19","binary_name":"vim"},{"binary_version":"2:9.1.0016-1ubuntu7.19","binary_name":"vim-athena"},{"binary_name":"vim-common","binary_version":"2:9.1.0016-1ubuntu7.19"},{"binary_name":"vim-gtk3","binary_version":"2:9.1.0016-1ubuntu7.19"},{"binary_version":"2:9.1.0016-1ubuntu7.19","binary_name":"vim-gui-common"},{"binary_version":"2:9.1.0016-1ubuntu7.19","binary_name":"vim-motif"},{"binary_name":"vim-nox","binary_version":"2:9.1.0016-1ubuntu7.19"},{"binary_name":"vim-runtime","binary_version":"2:9.1.0016-1ubuntu7.19"},{"binary_name":"vim-tiny","binary_version":"2:9.1.0016-1ubuntu7.19"},{"binary_name":"xxd","binary_version":"2:9.1.0016-1ubuntu7.19"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-73071.json"}},{"package":{"name":"vim","ecosystem":"Ubuntu:26.04:LTS","purl":"pkg:deb/ubuntu/vim?arch=source&distro=resolute"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:9.1.2141-1ubuntu4.8"}]}],"versions":["2:9.1.0967-1ubuntu6","2:9.1.1882-1ubuntu1","2:9.1.1882-1ubuntu2","2:9.1.2141-1ubuntu1","2:9.1.2141-1ubuntu2","2:9.1.2141-1ubuntu4","2:9.1.2141-1ubuntu4.1","2:9.1.2141-1ubuntu4.2","2:9.1.2141-1ubuntu4.3","2:9.1.2141-1ubuntu4.5","2:9.1.2141-1ubuntu4.6","2:9.1.2141-1ubuntu4.7"],"ecosystem_specific":{"availability":"No subscription required","binaries":[{"binary_name":"vim","binary_version":"2:9.1.2141-1ubuntu4.8"},{"binary_name":"vim-common","binary_version":"2:9.1.2141-1ubuntu4.8"},{"binary_name":"vim-gtk3","binary_version":"2:9.1.2141-1ubuntu4.8"},{"binary_name":"vim-gui-common","binary_version":"2:9.1.2141-1ubuntu4.8"},{"binary_name":"vim-motif","binary_version":"2:9.1.2141-1ubuntu4.8"},{"binary_name":"vim-nox","binary_version":"2:9.1.2141-1ubuntu4.8"},{"binary_name":"vim-runtime","binary_version":"2:9.1.2141-1ubuntu4.8"},{"binary_version":"2:9.1.2141-1ubuntu4.8","binary_name":"vim-tiny"},{"binary_version":"2:9.1.2141-1ubuntu4.8","binary_name":"xxd"}]},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-73071.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"},{"type":"Ubuntu","score":"medium"}]}