netfilter: nf_conntrack_expect: skip expectations in other netns via proc

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Summary

CVECVE-2026-31496
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-04-22 14:16:47 UTC
Updated2026-04-22 14:16:47 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: netfilter: nf_conntrack_expect: skip expectations in other netns via proc Skip expectations that do not reside in this netns. Similar to e77e6ff502ea ("netfilter: conntrack: do not dump other netns's conntrack entries via proc").

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected 9b03f38d0487f3908696242286d934c9b38f9d2a 2028405ea6987b4448784e439413202cfe19f43f git Not specified
CNA Linux Linux affected 9b03f38d0487f3908696242286d934c9b38f9d2a 168145c87444619e3e649322bbe7719ecd00d411 git Not specified
CNA Linux Linux affected 9b03f38d0487f3908696242286d934c9b38f9d2a dcfcd95b3ae7683e8ae55c92284b3430ce614bc7 git Not specified
CNA Linux Linux affected 9b03f38d0487f3908696242286d934c9b38f9d2a 9ca8c7452493d915f9bbf2f39331e6c583d07a23 git Not specified
CNA Linux Linux affected 9b03f38d0487f3908696242286d934c9b38f9d2a 3265ad619987cb551edaf797ed056d80ac450225 git Not specified
CNA Linux Linux affected 9b03f38d0487f3908696242286d934c9b38f9d2a 3db5647984de03d9cae0dcddb509b058351f0ee4 git Not specified
CNA Linux Linux affected 2.6.28 Not specified
CNA Linux Linux unaffected 2.6.28 semver Not specified
CNA Linux Linux unaffected 6.1.168 6.1.* semver Not specified
CNA Linux Linux unaffected 6.6.131 6.6.* semver Not specified
CNA Linux Linux unaffected 6.12.80 6.12.* semver Not specified
CNA Linux Linux unaffected 6.18.21 6.18.* semver Not specified
CNA Linux Linux unaffected 6.19.11 6.19.* semver Not specified
CNA Linux Linux unaffected 7.0 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/2028405ea6987b4448784e439413202cfe19f43f 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/3265ad619987cb551edaf797ed056d80ac450225 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/168145c87444619e3e649322bbe7719ecd00d411 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/9ca8c7452493d915f9bbf2f39331e6c583d07a23 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/dcfcd95b3ae7683e8ae55c92284b3430ce614bc7 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/3db5647984de03d9cae0dcddb509b058351f0ee4 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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