{"id":"CVE-2026-80629","summary":"octeontx2-af: npc: Fix size of entry2cntr_map","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nocteontx2-af: npc: Fix size of entry2cntr_map\n\nKASAN prints below splat. This is caused by allocating counter for\nreserved mcam entry for cpt 2nd pass entry. But mcam-\u003eentry2cntr_map\nis not allocated for reserved entries.\n\nBUG: KASAN: slab-out-of-bounds in npc_map_mcam_entry_and_cntr+0xb0/0x1a0\nWrite of size 2 at addr ffff0001033e7ffe by task kworker/0:1/14\n\nCPU: 0 PID: 14 Comm: kworker/0:1 Not tainted 6.1.67 #1\nHardware name: Marvell CN106XX board (DT)\nWorkqueue: events work_for_cpu_fn\nCall trace:\n dump_backtrace.part.0+0xe4/0xf0\n show_stack+0x18/0x30\n dump_stack_lvl+0x88/0xb4\n print_report+0x154/0x458\n kasan_report+0xb8/0x194\n __asan_store2+0x7c/0xa0\n npc_map_mcam_entry_and_cntr+0xb0/0x1a0\n rvu_mbox_handler_npc_mcam_write_entry+0x268/0x280\n npc_install_flow+0x840/0xfe0\n rvu_npc_install_cpt_pass2_entry+0x138/0x190\n rvu_nix_init+0x148c/0x2880\n rvu_probe+0x1800/0x30b0\n local_pci_probe+0x78/0xe0\n work_for_cpu_fn+0x30/0x50\n process_one_work+0x4cc/0x97c\n worker_thread+0x360/0x630\n kthread+0x1a0/0x1b0\n ret_from_fork+0x10/0x20","modified":"2026-08-30T03:48:22.940132715Z","published":"2026-08-28T06:48:45.976Z","database_specific":{"cna_assigner":"Linux","osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80629.json"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/1d072cc3ba4338d6b2acb85d50a3af5cf2b12a3e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/2477c523c6e69733d51101ae9bd2dfc0a054b13d"},{"type":"WEB","url":"https://git.kernel.org/stable/c/de8e3a4004c5df9461974352e9d7ff0f8313c508"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f9cd6fabe0e7c7f6fc30c6c192c7ed72aba37232"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80629.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-80629"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"55307fcb925846d760ed80f4a8359dd4331c52bd"},{"fixed":"de8e3a4004c5df9461974352e9d7ff0f8313c508"},{"fixed":"1d072cc3ba4338d6b2acb85d50a3af5cf2b12a3e"},{"fixed":"2477c523c6e69733d51101ae9bd2dfc0a054b13d"},{"fixed":"f9cd6fabe0e7c7f6fc30c6c192c7ed72aba37232"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-80629.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"6.12.97"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.18.40"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.19.0"},{"fixed":"7.1.5"}]}],"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-80629.json"}}],"schema_version":"1.9.0"}