{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-64077","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-07-19T07:54:57.031Z","datePublished":"2026-07-19T15:39:50.966Z","dateUpdated":"2026-07-20T13:43:04.526Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-07-20T13:43:04.526Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: ebtables: move to two-stage removal scheme\n\nLike previous patches for x_tables, follow same pattern in ebtables.\nWe can't reuse xt helpers: ebt_table struct layout is incompatible.\n\ntable->ops assignment is now done while still holding the ebt mutex\nto make sure we never expose partially-filled table struct."}],"metrics":[{"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH"}}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/bridge/netfilter/ebtable_broute.c","net/bridge/netfilter/ebtable_filter.c","net/bridge/netfilter/ebtable_nat.c","net/bridge/netfilter/ebtables.c"],"versions":[{"version":"87663c39f898b18905499126548da61450628682","lessThan":"739d5dac7b2da44a756aa4d758ee3f1ccf5a27f1","status":"affected","versionType":"git"},{"version":"87663c39f898b18905499126548da61450628682","lessThan":"ef395579a7631a06d61969fc712eb80402231b89","status":"affected","versionType":"git"},{"version":"87663c39f898b18905499126548da61450628682","lessThan":"b7f0544d86d439cb946515d2ef6a0a75e8626710","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/bridge/netfilter/ebtable_broute.c","net/bridge/netfilter/ebtable_filter.c","net/bridge/netfilter/ebtable_nat.c","net/bridge/netfilter/ebtables.c"],"versions":[{"version":"5.15","status":"affected"},{"version":"0","lessThan":"5.15","status":"unaffected","versionType":"semver"},{"version":"6.18.34","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.0.11","lessThanOrEqual":"7.0.*","status":"unaffected","versionType":"semver"},{"version":"7.1","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"6.18.34"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"7.0.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"5.15","versionEndExcluding":"7.1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/739d5dac7b2da44a756aa4d758ee3f1ccf5a27f1"},{"url":"https://git.kernel.org/stable/c/ef395579a7631a06d61969fc712eb80402231b89"},{"url":"https://git.kernel.org/stable/c/b7f0544d86d439cb946515d2ef6a0a75e8626710"}],"title":"netfilter: ebtables: move to two-stage removal scheme","x_generator":{"engine":"bippy-1.2.0"}}}}