{"schema_version":"1.7.2","id":"OESA-2021-1453","modified":"2021-12-07T11:03:23Z","published":"2021-12-07T11:03:23Z","upstream":["CVE-2021-3759","CVE-2021-3753"],"summary":"kernel security update","details":"The Linux Kernel, the operating system core itself.\r\n\r\nSecurity Fix(es):\r\n\r\nA memory overflow vulnerability was found in the Linux kernel’s ipc functionality of the memcg subsystem, in the way a user calls the semget function multiple times, creating semaphores. This flaw allows a local user to starve the resources, causing a denial of service. The highest threat from this vulnerability is to system availability.(CVE-2021-3759)\r\n\r\nA race problem was seen in the vt_k_ioctl in drivers/tty/vt/vt_ioctl.c in the Linux kernel, which may cause an out of bounds read in vt as the write access to vc_mode is not protected by lock-in vt_ioctl (KDSETMDE). The highest threat from this vulnerability is to data confidentiality.(CVE-2021-3753)","affected":[{"package":{"ecosystem":"openEuler:20.03-LTS-SP1","name":"kernel","purl":"pkg:rpm/openEuler/kernel\u0026distro=openEuler-20.03-LTS-SP1"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.19.90-2111.7.0.0125.oe1"}]}],"ecosystem_specific":{"aarch64":["python2-perf-debuginfo-4.19.90-2111.7.0.0125.oe1.aarch64.rpm","kernel-debuginfo-4.19.90-2111.7.0.0125.oe1.aarch64.rpm","kernel-debugsource-4.19.90-2111.7.0.0125.oe1.aarch64.rpm","kernel-source-4.19.90-2111.7.0.0125.oe1.aarch64.rpm","kernel-tools-devel-4.19.90-2111.7.0.0125.oe1.aarch64.rpm","bpftool-debuginfo-4.19.90-2111.7.0.0125.oe1.aarch64.rpm","bpftool-4.19.90-2111.7.0.0125.oe1.aarch64.rpm","perf-debuginfo-4.19.90-2111.7.0.0125.oe1.aarch64.rpm","python3-perf-4.19.90-2111.7.0.0125.oe1.aarch64.rpm","kernel-4.19.90-2111.7.0.0125.oe1.aarch64.rpm","kernel-devel-4.19.90-2111.7.0.0125.oe1.aarch64.rpm","perf-4.19.90-2111.7.0.0125.oe1.aarch64.rpm","kernel-tools-4.19.90-2111.7.0.0125.oe1.aarch64.rpm","python3-perf-debuginfo-4.19.90-2111.7.0.0125.oe1.aarch64.rpm","python2-perf-4.19.90-2111.7.0.0125.oe1.aarch64.rpm","kernel-tools-debuginfo-4.19.90-2111.7.0.0125.oe1.aarch64.rpm"],"src":["kernel-4.19.90-2111.7.0.0125.oe1.src.rpm"],"x86_64":["python2-perf-debuginfo-4.19.90-2111.7.0.0125.oe1.x86_64.rpm","kernel-debuginfo-4.19.90-2111.7.0.0125.oe1.x86_64.rpm","kernel-debugsource-4.19.90-2111.7.0.0125.oe1.x86_64.rpm","kernel-source-4.19.90-2111.7.0.0125.oe1.x86_64.rpm","kernel-tools-devel-4.19.90-2111.7.0.0125.oe1.x86_64.rpm","bpftool-debuginfo-4.19.90-2111.7.0.0125.oe1.x86_64.rpm","bpftool-4.19.90-2111.7.0.0125.oe1.x86_64.rpm","perf-debuginfo-4.19.90-2111.7.0.0125.oe1.x86_64.rpm","python3-perf-4.19.90-2111.7.0.0125.oe1.x86_64.rpm","kernel-4.19.90-2111.7.0.0125.oe1.x86_64.rpm","kernel-devel-4.19.90-2111.7.0.0125.oe1.x86_64.rpm","perf-4.19.90-2111.7.0.0125.oe1.x86_64.rpm","kernel-tools-4.19.90-2111.7.0.0125.oe1.x86_64.rpm","python3-perf-debuginfo-4.19.90-2111.7.0.0125.oe1.x86_64.rpm","python2-perf-4.19.90-2111.7.0.0125.oe1.x86_64.rpm","kernel-tools-debuginfo-4.19.90-2111.7.0.0125.oe1.x86_64.rpm"]}},{"package":{"ecosystem":"openEuler:20.03-LTS-SP2","name":"kernel","purl":"pkg:rpm/openEuler/kernel\u0026distro=openEuler-20.03-LTS-SP2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.19.90-2111.7.0.0124.oe1"}]}],"ecosystem_specific":{"aarch64":["kernel-tools-devel-4.19.90-2111.7.0.0124.oe1.aarch64.rpm","kernel-devel-4.19.90-2111.7.0.0124.oe1.aarch64.rpm","python2-perf-debuginfo-4.19.90-2111.7.0.0124.oe1.aarch64.rpm","perf-debuginfo-4.19.90-2111.7.0.0124.oe1.aarch64.rpm","kernel-tools-4.19.90-2111.7.0.0124.oe1.aarch64.rpm","python3-perf-debuginfo-4.19.90-2111.7.0.0124.oe1.aarch64.rpm","kernel-4.19.90-2111.7.0.0124.oe1.aarch64.rpm","perf-4.19.90-2111.7.0.0124.oe1.aarch64.rpm","python3-perf-4.19.90-2111.7.0.0124.oe1.aarch64.rpm","kernel-source-4.19.90-2111.7.0.0124.oe1.aarch64.rpm","bpftool-debuginfo-4.19.90-2111.7.0.0124.oe1.aarch64.rpm","bpftool-4.19.90-2111.7.0.0124.oe1.aarch64.rpm","kernel-debuginfo-4.19.90-2111.7.0.0124.oe1.aarch64.rpm","kernel-debugsource-4.19.90-2111.7.0.0124.oe1.aarch64.rpm","python2-perf-4.19.90-2111.7.0.0124.oe1.aarch64.rpm","kernel-tools-debuginfo-4.19.90-2111.7.0.0124.oe1.aarch64.rpm"],"src":["kernel-4.19.90-2111.7.0.0124.oe1.src.rpm"],"x86_64":["kernel-tools-devel-4.19.90-2111.7.0.0124.oe1.x86_64.rpm","kernel-devel-4.19.90-2111.7.0.0124.oe1.x86_64.rpm","python2-perf-debuginfo-4.19.90-2111.7.0.0124.oe1.x86_64.rpm","perf-debuginfo-4.19.90-2111.7.0.0124.oe1.x86_64.rpm","kernel-tools-4.19.90-2111.7.0.0124.oe1.x86_64.rpm","python3-perf-debuginfo-4.19.90-2111.7.0.0124.oe1.x86_64.rpm","kernel-4.19.90-2111.7.0.0124.oe1.x86_64.rpm","perf-4.19.90-2111.7.0.0124.oe1.x86_64.rpm","python3-perf-4.19.90-2111.7.0.0124.oe1.x86_64.rpm","kernel-source-4.19.90-2111.7.0.0124.oe1.x86_64.rpm","bpftool-debuginfo-4.19.90-2111.7.0.0124.oe1.x86_64.rpm","bpftool-4.19.90-2111.7.0.0124.oe1.x86_64.rpm","kernel-debuginfo-4.19.90-2111.7.0.0124.oe1.x86_64.rpm","kernel-debugsource-4.19.90-2111.7.0.0124.oe1.x86_64.rpm","python2-perf-4.19.90-2111.7.0.0124.oe1.x86_64.rpm","kernel-tools-debuginfo-4.19.90-2111.7.0.0124.oe1.x86_64.rpm"]}}],"references":[{"type":"ADVISORY","url":"https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2021-1453"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3759"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-3753"}],"database_specific":{"severity":"Medium"}}