{"id":"CVE-2023-42752","details":"An integer overflow flaw was found in the Linux kernel. This issue leads to the kernel allocating `skb_shared_info` in the userspace, which is exploitable in systems without SMAP protection since `skb_shared_info` contains references to function pointers.","modified":"2026-03-31T17:30:01.723933Z","published":"2023-10-13T02:15:09.797Z","related":["SUSE-SU-2026:0278-1","SUSE-SU-2026:0281-1","SUSE-SU-2026:0293-1","SUSE-SU-2026:0315-1","SUSE-SU-2026:20477-1","SUSE-SU-2026:20498-1","SUSE-SU-2026:20845-1","SUSE-SU-2026:20876-1"],"references":[{"type":"WEB","url":"http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html"},{"type":"ADVISORY","url":"https://access.redhat.com/security/cve/CVE-2023-42752"},{"type":"REPORT","url":"https://bugzilla.redhat.com/show_bug.cgi?id=2239828"},{"type":"FIX","url":"https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=915d975b2ffa"},{"type":"FIX","url":"https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=c3b704d4a4a2"}],"affected":[{"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2023-42752.json","unresolved_ranges":[{"events":[{"introduced":"0"},{"last_affected":"6.5.7"}]}]}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}