{"containers":{"cna":{"affected":[{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}],"descriptions":[{"lang":"en","value":"The flow_dissector feature in the Linux kernel 4.3 through 5.x before 5.3.10 has a device tracking vulnerability, aka CID-55667441c84f. This occurs because the auto flowlabel of a UDP IPv6 packet relies on a 32-bit hashrnd value as a secret, and because jhash (instead of siphash) is used. The hashrnd value remains the same starting from boot time, and can be inferred by an attacker. This affects net/core/flow_dissector.c and related code."}],"problemTypes":[{"descriptions":[{"description":"n/a","lang":"en","type":"text"}]}],"providerMetadata":{"dateUpdated":"2020-04-27T13:19:07.000Z","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","shortName":"mitre"},"references":[{"tags":["x_refsource_MISC"],"url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.10"},{"tags":["x_refsource_CONFIRM"],"url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=55667441c84fa5e0911a0aac44fb059c15ba6da2"},{"tags":["x_refsource_CONFIRM"],"url":"https://security.netapp.com/advisory/ntap-20200204-0002/"},{"name":"[debian-lts-announce] 20200302 [SECURITY] [DLA 2114-1] linux-4.9 security update","tags":["mailing-list","x_refsource_MLIST"],"url":"https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html"},{"tags":["x_refsource_MISC"],"url":"https://www.computer.org/csdl/proceedings-article/sp/2020/349700b594/1j2LgrHDR2o"}],"x_legacyV4Record":{"CVE_data_meta":{"ASSIGNER":"cve@mitre.org","ID":"CVE-2019-18282","STATE":"PUBLIC"},"affects":{"vendor":{"vendor_data":[{"product":{"product_data":[{"product_name":"n/a","version":{"version_data":[{"version_value":"n/a"}]}}]},"vendor_name":"n/a"}]}},"data_format":"MITRE","data_type":"CVE","data_version":"4.0","description":{"description_data":[{"lang":"eng","value":"The flow_dissector feature in the Linux kernel 4.3 through 5.x before 5.3.10 has a device tracking vulnerability, aka CID-55667441c84f. This occurs because the auto flowlabel of a UDP IPv6 packet relies on a 32-bit hashrnd value as a secret, and because jhash (instead of siphash) is used. The hashrnd value remains the same starting from boot time, and can be inferred by an attacker. This affects net/core/flow_dissector.c and related code."}]},"problemtype":{"problemtype_data":[{"description":[{"lang":"eng","value":"n/a"}]}]},"references":{"reference_data":[{"name":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.10","refsource":"MISC","url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.10"},{"name":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=55667441c84fa5e0911a0aac44fb059c15ba6da2","refsource":"CONFIRM","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=55667441c84fa5e0911a0aac44fb059c15ba6da2"},{"name":"https://security.netapp.com/advisory/ntap-20200204-0002/","refsource":"CONFIRM","url":"https://security.netapp.com/advisory/ntap-20200204-0002/"},{"name":"[debian-lts-announce] 20200302 [SECURITY] [DLA 2114-1] linux-4.9 security update","refsource":"MLIST","url":"https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html"},{"name":"https://www.computer.org/csdl/proceedings-article/sp/2020/349700b594/1j2LgrHDR2o","refsource":"MISC","url":"https://www.computer.org/csdl/proceedings-article/sp/2020/349700b594/1j2LgrHDR2o"}]}}},"adp":[{"providerMetadata":{"orgId":"af854a3a-2127-422b-91ae-364da2661108","shortName":"CVE","dateUpdated":"2024-08-05T01:47:14.161Z"},"title":"CVE Program Container","references":[{"tags":["x_refsource_MISC","x_transferred"],"url":"https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.3.10"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=55667441c84fa5e0911a0aac44fb059c15ba6da2"},{"tags":["x_refsource_CONFIRM","x_transferred"],"url":"https://security.netapp.com/advisory/ntap-20200204-0002/"},{"name":"[debian-lts-announce] 20200302 [SECURITY] [DLA 2114-1] linux-4.9 security update","tags":["mailing-list","x_refsource_MLIST","x_transferred"],"url":"https://lists.debian.org/debian-lts-announce/2020/03/msg00001.html"},{"tags":["x_refsource_MISC","x_transferred"],"url":"https://www.computer.org/csdl/proceedings-article/sp/2020/349700b594/1j2LgrHDR2o"}]}]},"cveMetadata":{"assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","assignerShortName":"mitre","cveId":"CVE-2019-18282","datePublished":"2020-01-16T15:22:58.000Z","dateReserved":"2019-10-23T00:00:00.000Z","dateUpdated":"2024-08-05T01:47:14.161Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.1"}