{"id":"ALPINE-CVE-2023-32233","details":"In the Linux kernel through 6.3.1, a use-after-free in Netfilter nf_tables when processing batch requests can be abused to perform arbitrary read and write operations on kernel memory. Unprivileged local users can obtain root privileges. This occurs because anonymous sets are mishandled.","modified":"2026-09-15T08:17:48.377503367Z","published":"2023-05-08T20:15:20.267Z","upstream":["CVE-2023-32233"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2023-32233"}],"affected":[{"package":{"name":"linux-lts","ecosystem":"Alpine:v3.18","purl":"pkg:apk/alpine/linux-lts?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.27-r3"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-32233.json"}},{"package":{"name":"linux-lts","ecosystem":"Alpine:v3.19","purl":"pkg:apk/alpine/linux-lts?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.27-r3"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-32233.json"}},{"package":{"name":"linux-lts","ecosystem":"Alpine:v3.20","purl":"pkg:apk/alpine/linux-lts?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.27-r3"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-32233.json"}},{"package":{"name":"linux-lts","ecosystem":"Alpine:v3.21","purl":"pkg:apk/alpine/linux-lts?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.27-r3"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-32233.json"}},{"package":{"name":"linux-lts","ecosystem":"Alpine:v3.22","purl":"pkg:apk/alpine/linux-lts?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.27-r3"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-32233.json"}},{"package":{"name":"linux-lts","ecosystem":"Alpine:v3.23","purl":"pkg:apk/alpine/linux-lts?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"6.1.27-r3"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2023-32233.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:H/I:H/A:H"}]}