{
  "affected": [
    {
      "ecosystem_specific": {
        "urgency": "not yet assigned"
      },
      "package": {
        "ecosystem": "Debian:12",
        "name": "linux"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "6.1.170-1"
            }
          ],
          "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:  PCI: endpoint: Fix swapped parameters in pci_{primary/secondary}_epc_epf_unlink() functions  struct configfs_item_operations callbacks are defined like the following:    int (*allow_link)(struct config_item *src, struct config_item *target);   void (*drop_link)(struct config_item *src, struct config_item *target);  While pci_primary_epc_epf_link() and pci_secondary_epc_epf_link() specify the parameters in the correct order, pci_primary_epc_epf_unlink() and pci_secondary_epc_epf_unlink() specify the parameters in the wrong order, leading to the below kernel crash when using the unlink command in configfs:    Unable to handle kernel paging request at virtual address 0000000300000857   Mem abort info:   ...   pc : string+0x54/0x14c   lr : vsnprintf+0x280/0x6e8   ...   string+0x54/0x14c   vsnprintf+0x280/0x6e8   vprintk_default+0x38/0x4c   vprintk+0xc4/0xe0   pci_epf_unbind+0xdc/0x108   configfs_unlink+0xe0/0x208+0x44/0x74   vfs_unlink+0x120/0x29c   __arm64_sys_unlinkat+0x3c/0x90   invoke_syscall+0x48/0x134   do_el0_svc+0x1c/0x30prop.0+0xd0/0xf0  [mani: cced stable, changed commit message as per https://lore.kernel.org/linux-pci/aV9joi3jF1R6ca02@ryzen]",
  "id": "DEBIAN-CVE-2026-43200",
  "modified": "2026-09-14T16:47:47.124458711Z",
  "published": "2026-05-06T12:16:39.090Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://security-tracker.debian.org/tracker/CVE-2026-43200"
    }
  ],
  "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-2026-43200"
  ]
}