Medium severity5.5NVD Advisory· Published May 1, 2026· Updated Jul 14, 2026
CVE-2026-43024
CVE-2026-43024
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
37- osv-coords22 versionspkg:linux/kernelpkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSSpkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5pkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5pkg:rpm/suse/kernel-syms&distro=SUSE%20Linux%20Enterprise%20Server%20LTSS%20Extended%20Security%2012%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012%20SP5pkg:rpm/suse/kgraft-patch-SLE12-SP5_Update_84&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2012%20SP5pkg:rpm/suse/kernel-default&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSSpkg:rpm/suse/kernel-source&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5-LTSSpkg:rpm/opensuse/kernel-64kb&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-azure&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-default&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-default-base&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-kvmsmall&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-obs-build&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/dtb-aarch64&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-obs-qa&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-rt&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-source&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-syms&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-zfcpdump&distro=openSUSE%20Leap%2016.0pkg:rpm/opensuse/kernel-docs&distro=openSUSE%20Leap%2016.0
< 5.10.253+ 21 more
- (no CPE)range: < 5.10.253
- (no CPE)range: < 4.12.14-122.317.1
- (no CPE)range: < 4.12.14-122.317.1
- (no CPE)range: < 4.12.14-122.317.1
- (no CPE)range: < 4.12.14-122.317.1
- (no CPE)range: < 4.12.14-122.317.1
- (no CPE)range: < 1-8.7.1
- (no CPE)range: < 4.12.14-122.317.1
- (no CPE)range: < 4.12.14-122.317.1
- (no CPE)range: < 6.12.0-160000.36.1
- (no CPE)range: < 6.12.0-160000.36.1
- (no CPE)range: < 6.12.0-160000.36.1
- (no CPE)range: < 6.12.0-160000.36.1.160000.2.17
- (no CPE)range: < 6.12.0-160000.36.1
- (no CPE)range: < 6.12.0-160000.36.1
- (no CPE)range: < 6.12.0-160000.36.1
- (no CPE)range: < 6.12.0-160000.36.1
- (no CPE)range: < 6.12.0-160000.36.1
- (no CPE)range: < 6.12.0-160000.36.1
- (no CPE)range: < 6.12.0-160000.36.1
- (no CPE)range: < 6.12.0-160000.36.1
- (no CPE)range: < 6.12.0-160000.36.1
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*+ 14 more
- cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*range: >=4.19.307,<4.20
- cpe:2.3:o:linux:linux_kernel:6.8:-:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.8:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.8:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.8:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.8:rc5:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.8:rc6:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:6.8:rc7:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc1:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc2:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc3:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc4:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc5:*:*:*:*:*:*
- cpe:2.3:o:linux:linux_kernel:7.0:rc6:*:*:*:*:*:*
- (no CPE)
Patches
Vulnerability mechanics
References
10- git.kernel.org/stable/c/17dc5d5a935c771338430cbc156a16a51cfd31e8nvdPatch
- git.kernel.org/stable/c/2f7f825a548be55420f0f5f716f6c27b9d312d3fnvdPatch
- git.kernel.org/stable/c/42a47f4b1b7695026ab9bc1bb35d4622b0835c95nvdPatch
- git.kernel.org/stable/c/4b12a3cc3f075e750cc3c5e693fd25fb400af4a2nvdPatch
- git.kernel.org/stable/c/68390437a998c3f2c57212b413abef5e6d657d88nvdPatch
- git.kernel.org/stable/c/da107398cbd4bbdb6bffecb2ce86d5c9384f4cecnvdPatch
- git.kernel.org/stable/c/f140593901724cfbd16597c3a4fcb24a58ae44b0nvdPatch
- git.kernel.org/stable/c/f710691be163ae6b39e4bcab9e5be32d329f035bnvdPatch
- cert-portal.siemens.com/productcert/html/ssa-019113.htmlnvd
- cert-portal.siemens.com/productcert/html/ssa-082556.htmlnvd
News mentions
1- Siemens SIMATIC S7-1500 CPU 1518(F)-4 PN/DP MFPCISA ICS Advisories