{"id":"USN-5206-1","summary":"linux-oem-5.14 vulnerability","details":"Nadav Amit discovered that the hugetlb implementation in the Linux kernel\ndid not perform TLB flushes under certain conditions. A local attacker\ncould use this to leak or alter data from other processes that use huge\npages.\n","modified":"2026-05-23T01:32:50.336020499Z","published":"2022-01-05T17:31:03Z","related":["UBUNTU-CVE-2021-4002"],"upstream":["CVE-2021-4002","UBUNTU-CVE-2021-4002"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-5206-1"}],"affected":[{"package":{"name":"linux-oem-5.14","ecosystem":"Ubuntu:20.04:LTS","purl":"pkg:deb/ubuntu/linux-oem-5.14?arch=source&distro=focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.14.0-1013.13"}]}],"versions":["5.14.0-1004.4","5.14.0-1005.5","5.14.0-1007.7","5.14.0-1008.8","5.14.0-1010.10","5.14.0-1011.11"],"ecosystem_specific":{"binaries":[{"binary_name":"linux-buildinfo-5.14.0-1013-oem","binary_version":"5.14.0-1013.13"},{"binary_name":"linux-headers-5.14.0-1013-oem","binary_version":"5.14.0-1013.13"},{"binary_name":"linux-image-unsigned-5.14.0-1013-oem","binary_version":"5.14.0-1013.13"},{"binary_name":"linux-modules-5.14.0-1013-oem","binary_version":"5.14.0-1013.13"},{"binary_name":"linux-oem-5.14-headers-5.14.0-1013","binary_version":"5.14.0-1013.13"},{"binary_name":"linux-oem-5.14-tools-5.14.0-1013","binary_version":"5.14.0-1013.13"},{"binary_name":"linux-oem-5.14-tools-host","binary_version":"5.14.0-1013.13"},{"binary_name":"linux-tools-5.14.0-1013-oem","binary_version":"5.14.0-1013.13"}],"availability":"No subscription required"},"database_specific":{"cves_map":{"ecosystem":"Ubuntu:20.04:LTS","cves":[]},"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-5206-1.json"}}],"schema_version":"1.7.5"}