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Description

In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_ct: drop pending enqueued packets on removal Packets sitting in nfqueue might hold a reference to: - templates that specify the conntrack zone, because a percpu area is used and module removal is possible. - conntrack timeout policies and helper, where object removal leave a stale reference. Since these objects can just go away, drop enqueued packets to avoid stale reference to them. If there is a need for finer grain removal, this logic can be revisited to make selective packet drop upon dependencies.

PUBLISHED Reserved 2026-05-01 | Published 2026-05-05 | Updated 2026-05-08 | Assigner Linux




HIGH: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Product status

Default status
unaffected

7e0b2b57f01d183e1c84114f1f2287737358d748 (git) before 8a64e76933672b08bd85b63086f33432070fd729
affected

7e0b2b57f01d183e1c84114f1f2287737358d748 (git) before 3da0b946835f33bf36b459ead764c61a761e689b
affected

7e0b2b57f01d183e1c84114f1f2287737358d748 (git) before ab50302190b303f847c4eba0e31a01a56dec596e
affected

7e0b2b57f01d183e1c84114f1f2287737358d748 (git) before e68a8db3a0546482b34e9ca5ca886bcf73eb37bb
affected

7e0b2b57f01d183e1c84114f1f2287737358d748 (git) before 6802ff8beceb9c4254318e81c1395720438f2cc2
affected

7e0b2b57f01d183e1c84114f1f2287737358d748 (git) before f29a055e4f593e577805b41228b142b58f48df1b
affected

7e0b2b57f01d183e1c84114f1f2287737358d748 (git) before 77da55dee67720e2b8d2db49a53334e6c017ee7b
affected

7e0b2b57f01d183e1c84114f1f2287737358d748 (git) before 36eae0956f659e48d5366d9b083d9417f3263ddc
affected

Default status
affected

4.19
affected

Any version before 4.19
unaffected

5.10.253 (semver)
unaffected

5.15.203 (semver)
unaffected

6.1.167 (semver)
unaffected

6.6.130 (semver)
unaffected

6.12.78 (semver)
unaffected

6.18.20 (semver)
unaffected

6.19.10 (semver)
unaffected

7.0 (original_commit_for_fix)
unaffected

References

git.kernel.org/...c/8a64e76933672b08bd85b63086f33432070fd729

git.kernel.org/...c/3da0b946835f33bf36b459ead764c61a761e689b

git.kernel.org/...c/ab50302190b303f847c4eba0e31a01a56dec596e

git.kernel.org/...c/e68a8db3a0546482b34e9ca5ca886bcf73eb37bb

git.kernel.org/...c/6802ff8beceb9c4254318e81c1395720438f2cc2

git.kernel.org/...c/f29a055e4f593e577805b41228b142b58f48df1b

git.kernel.org/...c/77da55dee67720e2b8d2db49a53334e6c017ee7b

git.kernel.org/...c/36eae0956f659e48d5366d9b083d9417f3263ddc

cve.org (CVE-2026-43060)

nvd.nist.gov (CVE-2026-43060)

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