netfilter: nf_tables: reject immediate NF_QUEUE verdict
Summary
| CVE | CVE-2026-43024 |
|---|---|
| State | PUBLISHED |
| Assigner | Linux |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-05-01 15:16:46 UTC |
| Updated | 2026-05-01 15:24:14 UTC |
| Description | In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: reject immediate NF_QUEUE verdict nft_queue is always used from userspace nftables to deliver the NF_QUEUE verdict. Immediately emitting an NF_QUEUE verdict is never used by the userspace nft tools, so reject immediate NF_QUEUE verdicts. The arp family does not provide queue support, but such an immediate verdict is still reachable. Globally reject NF_QUEUE immediate verdicts to address this issue. |
Risk And Classification
EPSS: 0.000240000 probability, percentile 0.068220000 (date 2026-05-02)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Linux | Linux | affected 55a60251fa50d4e68175e36666b536a602ce4f6c 2f7f825a548be55420f0f5f716f6c27b9d312d3f git | Not specified |
| CNA | Linux | Linux | affected 960cf4f812530f01f6acc6878ceaa5404c06af7b f140593901724cfbd16597c3a4fcb24a58ae44b0 git | Not specified |
| CNA | Linux | Linux | affected 8e34430e33b8a80bc014f3efe29cac76bc30a4b4 68390437a998c3f2c57212b413abef5e6d657d88 git | Not specified |
| CNA | Linux | Linux | affected 6653118b176a00915125521c6572ae8e507621db 4b12a3cc3f075e750cc3c5e693fd25fb400af4a2 git | Not specified |
| CNA | Linux | Linux | affected f342de4e2f33e0e39165d8639387aa6c19dff660 f710691be163ae6b39e4bcab9e5be32d329f035b git | Not specified |
| CNA | Linux | Linux | affected f342de4e2f33e0e39165d8639387aa6c19dff660 42a47f4b1b7695026ab9bc1bb35d4622b0835c95 git | Not specified |
| CNA | Linux | Linux | affected f342de4e2f33e0e39165d8639387aa6c19dff660 17dc5d5a935c771338430cbc156a16a51cfd31e8 git | Not specified |
| CNA | Linux | Linux | affected f342de4e2f33e0e39165d8639387aa6c19dff660 da107398cbd4bbdb6bffecb2ce86d5c9384f4cec git | Not specified |
| CNA | Linux | Linux | affected 8365e9d92b85fda975a5ece7a3a139cb964018c8 git | Not specified |
| CNA | Linux | Linux | affected 4e66422f1b56149761dc76030e6345d1cca6f869 git | Not specified |
| CNA | Linux | Linux | affected f05a497e7bc8851eeeb3a58da180ba469efebb05 git | Not specified |
| CNA | Linux | Linux | affected 6.8 | Not specified |
| CNA | Linux | Linux | unaffected 6.8 semver | Not specified |
| CNA | Linux | Linux | unaffected 5.10.253 5.10.* semver | Not specified |
| CNA | Linux | Linux | unaffected 5.15.203 5.15.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.1.168 6.1.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.6.134 6.6.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.12.81 6.12.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.18.22 6.18.* semver | Not specified |
| CNA | Linux | Linux | unaffected 6.19.12 6.19.* semver | Not specified |
| CNA | Linux | Linux | unaffected 7.0 * original_commit_for_fix | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| git.kernel.org/stable/c/17dc5d5a935c771338430cbc156a16a51cfd31e8 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/da107398cbd4bbdb6bffecb2ce86d5c9384f4cec | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/42a47f4b1b7695026ab9bc1bb35d4622b0835c95 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/68390437a998c3f2c57212b413abef5e6d657d88 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/f710691be163ae6b39e4bcab9e5be32d329f035b | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/4b12a3cc3f075e750cc3c5e693fd25fb400af4a2 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/f140593901724cfbd16597c3a4fcb24a58ae44b0 | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| git.kernel.org/stable/c/2f7f825a548be55420f0f5f716f6c27b9d312d3f | 416baaa9-dc9f-4396-8d5f-8c081fb06d67 | git.kernel.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
There are currently no legacy QID mappings associated with this CVE.