{
  "cveId": "CVE-2026-46309",
  "url": "https://patchblox.com/security/cve/CVE-2026-46309",
  "summary": "CVE-2026-46309 is fixed in 75 products on 1 platform, first by DEBIAN-CVE-2026-46309, released June 24, 2026. It is not reported as exploited. Patch Radar priority: High.",
  "title": "kernel: The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n\n* kernel: d...",
  "description": "The kernel packages contain the Linux kernel, the core of any Linux operating system.\n\nSecurity Fix(es):\n\n* kernel: drm/xe/uapi: Reject coh_none PAT index for CPU cached memory in madvise (CVE-2026-46309)\n\n* kernel: macsec: fix replay protection at XPN lower-PN wrap (CVE-2026-63925)\n\n* kernel: bpf: Support for hardening against JIT spraying (CVE-2026-64508)\n\n* kernel: x86/bugs: Enable IBPB flush on BPF JIT allocation (CVE-2026-64507)\n\n* kernel: drm/amd/display: set new_stream to NULL after release (CVE-2026-68236)\n\n* kernel: drm/dp/mst: fix buffer overflows in sideband chunk accumulation (CVE-2026-68278)\n\n* kernel: drm/amdgpu: fix lifetime issue of amdgpu_vm_get_task_info_pasid() (CVE-2026-68245)\n\n* kernel: openvswitch: fix GSO userspace truncation underflow (CVE-2026-68123)\n\n* kernel: cifs: validate DFS referral string offsets (CVE-2026-72318)\n\n* kernel: drm/vmwgfx: use check_add_overflow for shader size\u002Boffset bound (CVE-2026-80887)\n\n* kernel: nvmet-auth: Synchronize timeout work during SQ teardown (CVE-2026-89970)\n\n* kernel: drm/amdkfd: Add TLB flush after MES queue eviction/suspension (CVE-2026-89811)\n\n* kernel: media: cx231xx: reject geometry changes while the VBI queue is busy (CVE-2026-89894)\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.",
  "published": "2026-06-08T17:16:49Z",
  "severity": "Important",
  "cvss": 7.8,
  "cvssVector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
  "epss": 0.00125,
  "epssPercentile": 0.02213,
  "priority": "High",
  "priorityTier": 3,
  "exploited": false,
  "vendorExploited": false,
  "disclosed": false,
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