{"id":"OESA-2021-1341","summary":"kernel security update","details":"The Linux Kernel, the operating system core itself.\r\n\r\nSecurity Fix(es):\r\n\r\nA flaw was found in the Routing decision classifier in the Linux kernel s Traffic Control networking subsystem in the way it handled changing of classification filters, leading to a use-after-free condition. This flaw allows unprivileged local users to escalate their privileges on the system. The highest threat from this vulnerability is confidentiality, integrity, as well as system availability.(CVE-2021-3715)","modified":"2026-03-11T06:03:38.109296Z","published":"2021-09-13T11:03:11Z","upstream":["CVE-2021-3715"],"database_specific":{"severity":"High"},"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2021-1341"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3715"}],"affected":[{"package":{"name":"kernel","ecosystem":"openEuler:20.03-LTS","purl":"pkg:rpm/openEuler/kernel&distro=openEuler-20.03-LTS"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.19.90-2009.3.0.0045.oe1"}]}],"ecosystem_specific":{"src":["kernel-4.19.90-2009.3.0.0045.oe1.src.rpm"],"x86_64":["bpftool-4.19.90-2009.3.0.0045.oe1.x86_64.rpm","bpftool-debuginfo-4.19.90-2009.3.0.0045.oe1.x86_64.rpm","kernel-4.19.90-2009.3.0.0045.oe1.x86_64.rpm","kernel-debuginfo-4.19.90-2009.3.0.0045.oe1.x86_64.rpm","kernel-debugsource-4.19.90-2009.3.0.0045.oe1.x86_64.rpm","kernel-devel-4.19.90-2009.3.0.0045.oe1.x86_64.rpm","kernel-source-4.19.90-2009.3.0.0045.oe1.x86_64.rpm","kernel-tools-4.19.90-2009.3.0.0045.oe1.x86_64.rpm","kernel-tools-debuginfo-4.19.90-2009.3.0.0045.oe1.x86_64.rpm","kernel-tools-devel-4.19.90-2009.3.0.0045.oe1.x86_64.rpm","perf-4.19.90-2009.3.0.0045.oe1.x86_64.rpm","perf-debuginfo-4.19.90-2009.3.0.0045.oe1.x86_64.rpm","python2-perf-4.19.90-2009.3.0.0045.oe1.x86_64.rpm","python2-perf-debuginfo-4.19.90-2009.3.0.0045.oe1.x86_64.rpm","python3-perf-4.19.90-2009.3.0.0045.oe1.x86_64.rpm","python3-perf-debuginfo-4.19.90-2009.3.0.0045.oe1.x86_64.rpm"],"aarch64":["bpftool-4.19.90-2009.3.0.0045.oe1.aarch64.rpm","bpftool-debuginfo-4.19.90-2009.3.0.0045.oe1.aarch64.rpm","kernel-4.19.90-2009.3.0.0045.oe1.aarch64.rpm","kernel-debuginfo-4.19.90-2009.3.0.0045.oe1.aarch64.rpm","kernel-debugsource-4.19.90-2009.3.0.0045.oe1.aarch64.rpm","kernel-devel-4.19.90-2009.3.0.0045.oe1.aarch64.rpm","kernel-source-4.19.90-2009.3.0.0045.oe1.aarch64.rpm","kernel-tools-4.19.90-2009.3.0.0045.oe1.aarch64.rpm","kernel-tools-debuginfo-4.19.90-2009.3.0.0045.oe1.aarch64.rpm","kernel-tools-devel-4.19.90-2009.3.0.0045.oe1.aarch64.rpm","perf-4.19.90-2009.3.0.0045.oe1.aarch64.rpm","perf-debuginfo-4.19.90-2009.3.0.0045.oe1.aarch64.rpm","python2-perf-4.19.90-2009.3.0.0045.oe1.aarch64.rpm","python2-perf-debuginfo-4.19.90-2009.3.0.0045.oe1.aarch64.rpm","python3-perf-4.19.90-2009.3.0.0045.oe1.aarch64.rpm","python3-perf-debuginfo-4.19.90-2009.3.0.0045.oe1.aarch64.rpm"]},"database_specific":{"source":"https://repo.openeuler.org/security/data/osv/OESA-2021-1341.json"}}],"schema_version":"1.7.5"}