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CVE-2026-90062— netfilter: nf_tables: move hardware offload step after building the chain blob

Quick assessment

Affected
Linux Linux
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

在 Linux 内核中，以下漏洞已得到修复： netfilter: nf_tables：在构建链 blob 之后执行硬件卸载步骤 在规则集卸载之前分配链 blob，以降低进入不一致状态的可能性，即网卡中已卸载的规则集与软件规则集不一致的情况。

CVSS 7.1 · High EPSS 0.17% · P6

Possible ATT&CK Techniques 1 AI

T1510

Affected Version Matrix 18

VendorProduct Version RangeStatus
Linux Linux c9626a2cbdb20e26587b3fad99960520a023432b< 923f824f30faebc5560c3061a595063cecdbdbb8 affected
c9626a2cbdb20e26587b3fad99960520a023432b< 6e7ad6e69be4751ab2476042c70c600bdaa8d4f2 affected
c9626a2cbdb20e26587b3fad99960520a023432b< 309acbab74e46114246bf4346c9b60b3d8cb4fcd affected
c9626a2cbdb20e26587b3fad99960520a023432b< 79eafe22ab0a650996da2b3e5d94a12c3e16f3aa affected
c9626a2cbdb20e26587b3fad99960520a023432b< 52febaf1d311d6ede312b2ec7692a309714f9554 affected
c9626a2cbdb20e26587b3fad99960520a023432b< d5497644329d3a01e951aba76561bbd883ff6b0c affected
c9626a2cbdb20e26587b3fad99960520a023432b< 6a7d3b074cfbb64513f5f92d60ab1b216ae98076 affected
c9626a2cbdb20e26587b3fad99960520a023432b< b1881d362e1924b66f6016c3efd28807032b41bf affected
… +10 more rows
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I. Basic Information for CVE-2026-90062

Vulnerability Information
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Vulnerability Title
netfilter: nf_tables: move hardware offload step after building the chain blob
Source: CVE Program / CVE List V5
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: netfilter: nf_tables: move hardware offload step after building the chain blob Allocate the chain blob before the ruleset offload to reduce chances of entering an inconsistent state where the offloaded ruleset in the nic and the software ruleset differ.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Linux Linux c9626a2cbdb20e26587b3fad99960520a023432b ~ 923f824f30faebc5560c3061a595063cecdbdbb8 -
Linux Linux 5.3 -

II. Public POCs for CVE-2026-90062

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III. Intelligence Information for CVE-2026-90062

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Patches & Fixes for CVE-2026-90062 (8)

Same Patch Batch · Linux · 2026-09-17 · 600 CVEs total

CVE-2026-90173 9.8 CRITICAL smb: smbdirect: free completion queues with ib_free_cq()
CVE-2026-90235 9.8 CRITICAL sunrpc: xprtsock: annotate shared socket callbacks with READ_ONCE/WRITE_ONCE
CVE-2026-90151 9.8 CRITICAL NFSv4: remove callback IDR entry on client allocation failure
CVE-2026-92489 9.8 CRITICAL xfrm: Fix skb double-free in xfrm_dev_direct_output()
CVE-2026-90104 9.8 CRITICAL NFSv4.1: zero referring call lists before decoding
CVE-2026-90110 9.4 CRITICAL inetpeer: randomize RB-tree node comparison using SipHash
CVE-2026-90413 9.1 CRITICAL IB/isert: reject login PDUs declaring more data than was received
CVE-2026-90414 9.1 CRITICAL IB/isert: reject PDUs declaring more data than was received
CVE-2026-90230 9.1 CRITICAL nvmet: fix heap out-of-bounds read in nvmet_auth_negotiate()
CVE-2026-90425 8.8 HIGH iommu/tegra241-cmdqv: Require exactly one Stream ID for a vSID
CVE-2026-90286 8.8 HIGH drm/amdgpu/gfx6: Use PFP on the compute queues too
CVE-2026-93042 8.8 HIGH dmaengine: dw-edma: Terminate all descriptors without callbacks
CVE-2026-90329 8.8 HIGH HID: synchronize input before cleaning up a failed probe
CVE-2026-90256 8.8 HIGH Bluetooth: L2CAP: use proto_lock for l2cap_data to fix l2cap_disconn_ind
CVE-2026-90255 8.8 HIGH Bluetooth: hci_conn: fix the SCO setup context lifetime
CVE-2026-90162 8.8 HIGH ksmbd: defer publishing granted locks to prevent UAF/double-free race
CVE-2026-90381 8.8 HIGH wifi: mt76: fix handling channel context with different bands in mt76_switch_vif_chanctx()
CVE-2026-90367 8.8 HIGH wifi: mt76: mt7996: hold dev->mt76.mutex while disabling tx worker in SER
CVE-2026-90371 8.8 HIGH wifi: mt76: fix RXDMAD_C buffer recycling race
CVE-2026-90379 8.8 HIGH wifi: mt76: mt7921: Add PCIe AER handler support to prevent system crash

Showing top 20 of 600 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: Linux
Same vendor: Linux

V. Comments for CVE-2026-90062

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