{
  "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"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "ecosystem_specific": {
        "urgency": "not yet assigned"
      },
      "package": {
        "ecosystem": "Debian:14",
        "name": "linux"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "7.2.8-1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "details": "In the Linux kernel, the following vulnerability has been resolved:  wifi: mac80211: abort chanswitch when leaving a mesh  The code in ieee80211_stop_mesh() leaves CSA active, but leaving the mesh released the channel context, so the CSA finalize work crashes:    Oops: general protection fault, probably for non-canonical address         0xdffffc0000000003   KASAN: null-ptr-deref in range [0x0000000000000018-0x000000000000001f]   RIP: 0010:ieee80211_put_srates_elem+0x42/0x640 net/mac80211/util.c:3272   Call Trace:    ieee80211_mesh_build_beacon+0xa83/0x1b50 net/mac80211/mesh.c:1093    ieee80211_mesh_rebuild_beacon+0xc7/0x170 net/mac80211/mesh.c:1147    ieee80211_mesh_finish_csa+0x131/0x210 net/mac80211/mesh.c:1542    ieee80211_set_after_csa_beacon net/mac80211/cfg.c:4085 [inline]    __ieee80211_csa_finalize net/mac80211/cfg.c:4133 [inline]    ieee80211_csa_finalize+0x633/0x1150 net/mac80211/cfg.c:4155    cfg80211_wiphy_work+0x2ab/0x450 net/wireless/core.c:438  Abort the channel switch properly.",
  "id": "DEBIAN-CVE-2026-98335",
  "modified": "2026-10-07T04:47:40.087879482Z",
  "published": "2026-10-06T09:18:26.040Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://security-tracker.debian.org/tracker/CVE-2026-98335"
    }
  ],
  "upstream": [
    "CVE-2026-98335"
  ]
}