{
  "affected": [
    {
      "ecosystem_specific": {
        "urgency": "not yet assigned"
      },
      "package": {
        "ecosystem": "Debian:13",
        "name": "linux"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.12.105-1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {
        "urgency": "not yet assigned"
      },
      "package": {
        "ecosystem": "Debian:14",
        "name": "linux"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.19.6-1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {
        "urgency": "not yet assigned"
      },
      "package": {
        "ecosystem": "Debian:12",
        "name": "linux-6.12"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.12.107-1~deb12u1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "In the Linux kernel, the following vulnerability has been resolved:  netconsole: avoid OOB reads, msg is not nul-terminated  msg passed to netconsole from the console subsystem is not guaranteed to be nul-terminated. Before recent commit 7eab73b18630 (\"netconsole: convert to NBCON console infrastructure\") the message would be placed in printk_shared_pbufs, a static global buffer, so KASAN had harder time catching OOB accesses. Now we see:      printk: console [netcon_ext0] enabled     BUG: KASAN: slab-out-of-bounds in string+0x1f7/0x240     Read of size 1 at addr ffff88813b6d4c00 by task pr/netcon_ext0/594      CPU: 65 UID: 0 PID: 594 Comm: pr/netcon_ext0 Not tainted 6.19.0-11754-g4246fd6547c9     Call Trace:      kasan_report+0xe4/0x120      string+0x1f7/0x240      vsnprintf+0x655/0xba0      scnprintf+0xba/0x120      netconsole_write+0x3fe/0xa10      nbcon_emit_next_record+0x46e/0x860      nbcon_kthread_func+0x623/0x750      Allocated by task 1:      nbcon_alloc+0x1ea/0x450      register_console+0x26b/0xe10      init_netconsole+0xbb0/0xda0      The buggy address belongs to the object at ffff88813b6d4000                 which belongs to the cache kmalloc-4k of size 4096     The buggy address is located 0 bytes to the right of                 allocated 3072-byte region [ffff88813b6d4000, ffff88813b6d4c00)",
  "id": "DEBIAN-CVE-2026-43197",
  "modified": "2026-09-19T21:47:33.284817970Z",
  "published": "2026-05-06T12:16:38.740Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://security-tracker.debian.org/tracker/CVE-2026-43197"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "upstream": [
    "CVE-2026-43197"
  ]
}