{
  "affected": [
    {
      "ecosystem_specific": {
        "urgency": "not yet assigned"
      },
      "package": {
        "ecosystem": "Debian:12",
        "name": "linux"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {
        "urgency": "not yet assigned"
      },
      "package": {
        "ecosystem": "Debian:13",
        "name": "linux"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.12.85-1"
            }
          ],
          "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"
        }
      ]
    }
  ],
  "details": "In the Linux kernel, the following vulnerability has been resolved:  net: ethernet: xscale: Check for PTP support properly  In ixp4xx_get_ts_info() ixp46x_ptp_find() is called unconditionally despite this feature only existing on ixp46x, leading to the following splat from tcpdump:  root@OpenWrt:~# tcpdump -vv -X -i eth0 (...) Unable to handle kernel NULL pointer dereference at virtual address   00000238 when read (...) Call trace:  ptp_clock_index from ixp46x_ptp_find+0x1c/0x38  ixp46x_ptp_find from ixp4xx_get_ts_info+0x4c/0x64  ixp4xx_get_ts_info from __ethtool_get_ts_info+0x90/0x108  __ethtool_get_ts_info from __dev_ethtool+0xa00/0x2648  __dev_ethtool from dev_ethtool+0x160/0x234  dev_ethtool from dev_ioctl+0x2cc/0x460  dev_ioctl from sock_ioctl+0x1ec/0x524  sock_ioctl from sys_ioctl+0x51c/0xa94  sys_ioctl from ret_fast_syscall+0x0/0x44  (...) Segmentation fault  Check for ixp46x in ixp46x_ptp_find() before trying to set up PTP to avoid this.  To avoid altering the returned error code from ixp4xx_hwtstamp_set() which before this patch was -EOPNOTSUPP, we return -EOPNOTSUPP from ixp4xx_hwtstamp_set() if ixp46x_ptp_find() fails no matter the error code. The helper function ixp46x_ptp_find() helper returns -ENODEV.",
  "id": "DEBIAN-CVE-2026-43173",
  "modified": "2026-09-14T16:47:43.583949164Z",
  "published": "2026-05-06T12:16:35.707Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://security-tracker.debian.org/tracker/CVE-2026-43173"
    }
  ],
  "severity": [
    {
      "score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
      "type": "CVSS_V3"
    }
  ],
  "upstream": [
    "CVE-2026-43173"
  ]
}