{"id":"CVE-2026-46000","state":"PUBLISHED","title":"rxrpc: Fix conn-level packet handling to unshare RESPONSE packets","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nrxrpc: Fix conn-level packet handling to unshare RESPONSE packets\n\nThe security operations that verify the RESPONSE packets decrypt bits of it\nin place - however, the sk_buff may be shared with a packet sniffer, which\nwould lead to the sniffer seeing an apparently corrupt packet (actually\ndecrypted).\n\nFix this by handing a copy of the packet off to the specific security\nhandler if the packet was cloned.","publishedAt":"2026-05-27T12:55:55.288Z","updatedAt":"2026-10-30T12:25:55.222Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"17926a79320afa9b95df6b977b40cca6d8713cea","status":"affected","lessThan":"ae19f6a54206534a85830dd92985f5f41441d241","versionType":"git"},{"version":"17926a79320afa9b95df6b977b40cca6d8713cea","status":"affected","lessThan":"c0428a22daf69714dc042b67ea759956b74c74e5","versionType":"git"},{"version":"17926a79320afa9b95df6b977b40cca6d8713cea","status":"affected","lessThan":"98a2046d155f73f6cf5d2c493c5e09b4963e2e12","versionType":"git"},{"version":"17926a79320afa9b95df6b977b40cca6d8713cea","status":"affected","lessThan":"ca71ac2de389b01eecdc48bfafbdf073ec232044","versionType":"git"},{"version":"17926a79320afa9b95df6b977b40cca6d8713cea","status":"affected","lessThan":"d9b93a0f57ca5f6831bfaa34014b6cd705564a00","versionType":"git"},{"version":"17926a79320afa9b95df6b977b40cca6d8713cea","status":"affected","lessThan":"24481a7f573305706054c59e275371f8d0fe919f","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/rxrpc/conn_event.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.22","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.22","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.140","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.88","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.27","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.4","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/rxrpc/conn_event.c"]}],"references":["https://git.kernel.org/stable/c/ae19f6a54206534a85830dd92985f5f41441d241","https://git.kernel.org/stable/c/c0428a22daf69714dc042b67ea759956b74c74e5","https://git.kernel.org/stable/c/98a2046d155f73f6cf5d2c493c5e09b4963e2e12","https://git.kernel.org/stable/c/ca71ac2de389b01eecdc48bfafbdf073ec232044","https://git.kernel.org/stable/c/d9b93a0f57ca5f6831bfaa34014b6cd705564a00","https://git.kernel.org/stable/c/24481a7f573305706054c59e275371f8d0fe919f"],"weaknesses":[],"ingestedAt":"2026-10-30T12:42:04.495Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/46xxx/CVE-2026-46000.json","commit":"db8103c5921aac81d5d90efcf3745980dafabf49","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-46000","state":"PUBLISHED","datePublished":"2026-05-27T12:55:55.288Z","dateUpdated":"2026-10-30T12:25:55.222Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-05-13T15:03:33.091Z"},"containers":{"cna":{"title":"rxrpc: Fix conn-level packet handling to unshare RESPONSE packets","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nrxrpc: Fix conn-level packet handling to unshare RESPONSE packets\n\nThe security operations that verify the RESPONSE packets decrypt bits of it\nin place - however, the sk_buff may be shared with a packet sniffer, which\nwould lead to the sniffer seeing an apparently corrupt packet (actually\ndecrypted).\n\nFix this by handing a copy of the packet off to the specific security\nhandler if the packet was cloned."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"17926a79320afa9b95df6b977b40cca6d8713cea","status":"affected","lessThan":"ae19f6a54206534a85830dd92985f5f41441d241","versionType":"git"},{"version":"17926a79320afa9b95df6b977b40cca6d8713cea","status":"affected","lessThan":"c0428a22daf69714dc042b67ea759956b74c74e5","versionType":"git"},{"version":"17926a79320afa9b95df6b977b40cca6d8713cea","status":"affected","lessThan":"98a2046d155f73f6cf5d2c493c5e09b4963e2e12","versionType":"git"},{"version":"17926a79320afa9b95df6b977b40cca6d8713cea","status":"affected","lessThan":"ca71ac2de389b01eecdc48bfafbdf073ec232044","versionType":"git"},{"version":"17926a79320afa9b95df6b977b40cca6d8713cea","status":"affected","lessThan":"d9b93a0f57ca5f6831bfaa34014b6cd705564a00","versionType":"git"},{"version":"17926a79320afa9b95df6b977b40cca6d8713cea","status":"affected","lessThan":"24481a7f573305706054c59e275371f8d0fe919f","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/rxrpc/conn_event.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"2.6.22","status":"affected"},{"version":"0","status":"unaffected","lessThan":"2.6.22","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.140","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.88","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.27","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.4","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["net/rxrpc/conn_event.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/ae19f6a54206534a85830dd92985f5f41441d241"},{"url":"https://git.kernel.org/stable/c/c0428a22daf69714dc042b67ea759956b74c74e5"},{"url":"https://git.kernel.org/stable/c/98a2046d155f73f6cf5d2c493c5e09b4963e2e12"},{"url":"https://git.kernel.org/stable/c/ca71ac2de389b01eecdc48bfafbdf073ec232044"},{"url":"https://git.kernel.org/stable/c/d9b93a0f57ca5f6831bfaa34014b6cd705564a00"},{"url":"https://git.kernel.org/stable/c/24481a7f573305706054c59e275371f8d0fe919f"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-30T12:25:55.222Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.22","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.22","versionEndExcluding":"6.6.140"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.22","versionEndExcluding":"6.12.88"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.22","versionEndExcluding":"6.18.27"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.22","versionEndExcluding":"7.0.4"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"2.6.22","versionEndExcluding":"7.1"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}