{
  "affected": [
    {
      "ranges": [
        {
          "events": [
            {
              "introduced": "55307fcb925846d760ed80f4a8359dd4331c52bd"
            },
            {
              "fixed": "de8e3a4004c5df9461974352e9d7ff0f8313c508"
            },
            {
              "fixed": "1d072cc3ba4338d6b2acb85d50a3af5cf2b12a3e"
            },
            {
              "fixed": "2477c523c6e69733d51101ae9bd2dfc0a054b13d"
            },
            {
              "fixed": "f9cd6fabe0e7c7f6fc30c6c192c7ed72aba37232"
            }
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "type": "GIT"
        }
      ]
    },
    {
      "package": {
        "ecosystem": "Linux",
        "name": "Kernel"
      },
      "ranges": [
        {
          "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"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "database_specific": {
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/80xxx/CVE-2026-80629.json"
  },
  "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",
  "id": "CVE-2026-80629",
  "modified": "2026-08-30T03:30:21.075506328Z",
  "published": "2026-08-28T06:48:45.976Z",
  "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"
    }
  ],
  "schema_version": "1.9.0",
  "summary": "octeontx2-af: npc: Fix size of entry2cntr_map"
}