An update for kernel is now available for openEuler-20.03-LTS-SP1 Security Advisory openeuler-security@openeuler.org openEuler security committee openEuler-SA-2022-2141 Final 1.0 1.0 2022-12-17 Initial 2022-12-17 2022-12-17 openEuler SA Tool V1.0 2022-12-17 kernel security update An update for kernel is now available for openEuler-20.03-LTS-SP1. The Linux Kernel, the operating system core itself. Security Fix(es): A flaw was found in the Linux kernel's Layer 2 Tunneling Protocol (L2TP). A missing lock when clearing sk_user_data can lead to a race condition and NULL pointer dereference. A local user could use this flaw to potentially crash the system causing a denial of service.(CVE-2022-4129) An update for kernel is now available for openEuler-20.03-LTS-SP1. openEuler Security has rated this update as having a security impact of medium. A Common Vunlnerability Scoring System(CVSS)base score,which gives a detailed severity rating, is available for each vulnerability from the CVElink(s) in the References section. Medium kernel https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2022-2141 https://www.openeuler.org/en/security/cve/detail.html?id=CVE-2022-4129 https://nvd.nist.gov/vuln/detail/CVE-2022-4129 openEuler-20.03-LTS-SP1 kernel-tools-devel-4.19.90-2212.1.0.0180.oe1.aarch64.rpm python3-perf-4.19.90-2212.1.0.0180.oe1.aarch64.rpm python3-perf-debuginfo-4.19.90-2212.1.0.0180.oe1.aarch64.rpm kernel-debuginfo-4.19.90-2212.1.0.0180.oe1.aarch64.rpm kernel-source-4.19.90-2212.1.0.0180.oe1.aarch64.rpm perf-debuginfo-4.19.90-2212.1.0.0180.oe1.aarch64.rpm kernel-debugsource-4.19.90-2212.1.0.0180.oe1.aarch64.rpm kernel-devel-4.19.90-2212.1.0.0180.oe1.aarch64.rpm python2-perf-4.19.90-2212.1.0.0180.oe1.aarch64.rpm bpftool-4.19.90-2212.1.0.0180.oe1.aarch64.rpm kernel-4.19.90-2212.1.0.0180.oe1.aarch64.rpm kernel-tools-4.19.90-2212.1.0.0180.oe1.aarch64.rpm bpftool-debuginfo-4.19.90-2212.1.0.0180.oe1.aarch64.rpm python2-perf-debuginfo-4.19.90-2212.1.0.0180.oe1.aarch64.rpm kernel-tools-debuginfo-4.19.90-2212.1.0.0180.oe1.aarch64.rpm perf-4.19.90-2212.1.0.0180.oe1.aarch64.rpm kernel-4.19.90-2212.1.0.0180.oe1.src.rpm kernel-debuginfo-4.19.90-2212.1.0.0180.oe1.x86_64.rpm python3-perf-debuginfo-4.19.90-2212.1.0.0180.oe1.x86_64.rpm bpftool-4.19.90-2212.1.0.0180.oe1.x86_64.rpm perf-4.19.90-2212.1.0.0180.oe1.x86_64.rpm perf-debuginfo-4.19.90-2212.1.0.0180.oe1.x86_64.rpm bpftool-debuginfo-4.19.90-2212.1.0.0180.oe1.x86_64.rpm kernel-tools-debuginfo-4.19.90-2212.1.0.0180.oe1.x86_64.rpm python2-perf-4.19.90-2212.1.0.0180.oe1.x86_64.rpm kernel-source-4.19.90-2212.1.0.0180.oe1.x86_64.rpm kernel-tools-4.19.90-2212.1.0.0180.oe1.x86_64.rpm kernel-debugsource-4.19.90-2212.1.0.0180.oe1.x86_64.rpm kernel-4.19.90-2212.1.0.0180.oe1.x86_64.rpm kernel-devel-4.19.90-2212.1.0.0180.oe1.x86_64.rpm kernel-tools-devel-4.19.90-2212.1.0.0180.oe1.x86_64.rpm python3-perf-4.19.90-2212.1.0.0180.oe1.x86_64.rpm python2-perf-debuginfo-4.19.90-2212.1.0.0180.oe1.x86_64.rpm A flaw was found in the Linux kernel s Layer 2 Tunneling Protocol (L2TP). A missing lock when clearing sk_user_data can lead to a race condition and NULL pointer dereference. A local user could use this flaw to potentially crash the system causing a denial of service. 2022-12-17 CVE-2022-4129 openEuler-20.03-LTS-SP1 Medium 5.5 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H kernel security update 2022-12-17 https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2022-2141