{"id":"USN-4319-1","summary":"linux, linux-aws, linux-gcp, linux-gcp-5.3, linux-hwe, linux-kvm, linux-oracle, linux-oracle-5.3, linux-raspi2, linux-raspi2-5.3 vulnerabilities","details":"It was discovered that the IPMI message handler implementation in the Linux\nkernel did not properly deallocate memory in certain situations. A local\nattacker could use this to cause a denial of service (kernel memory\nexhaustion). (CVE-2019-19046)\n\nAl Viro discovered that the vfs layer in the Linux kernel contained a use-\nafter-free vulnerability. A local attacker could use this to cause a denial\nof service (system crash) or possibly expose sensitive information (kernel\nmemory). (CVE-2020-8428)\n","modified":"2026-02-10T04:41:48Z","published":"2020-04-10T18:10:03Z","related":["UBUNTU-CVE-2019-19046","UBUNTU-CVE-2020-8428"],"upstream":["CVE-2019-19046","CVE-2020-8428","UBUNTU-CVE-2019-19046","UBUNTU-CVE-2020-8428"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-4319-1"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2019-19046"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2020-8428"}],"affected":[{"package":{"name":"linux-azure-5.3","ecosystem":"Ubuntu:18.04:LTS","purl":"pkg:deb/ubuntu/linux-azure-5.3@5.3.0-1019.20~18.04.1?arch=source&distro=bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.3.0-1019.20~18.04.1"}]}],"versions":["5.3.0-1007.8~18.04.1","5.3.0-1008.9~18.04.1","5.3.0-1009.10~18.04.1","5.3.0-1010.11~18.04.1","5.3.0-1012.13~18.04.1","5.3.0-1013.14~18.04.1","5.3.0-1016.17~18.04.1","5.3.0-1018.19~18.04.1"],"ecosystem_specific":{"binaries":[{"binary_version":"5.3.0-1019.20~18.04.1","binary_name":"linux-azure-5.3-cloud-tools-5.3.0-1019"},{"binary_version":"5.3.0-1019.20~18.04.1","binary_name":"linux-azure-5.3-headers-5.3.0-1019"},{"binary_version":"5.3.0-1019.20~18.04.1","binary_name":"linux-azure-5.3-tools-5.3.0-1019"},{"binary_version":"5.3.0-1019.20~18.04.1","binary_name":"linux-buildinfo-5.3.0-1019-azure"},{"binary_version":"5.3.0-1019.20~18.04.1","binary_name":"linux-cloud-tools-5.3.0-1019-azure"},{"binary_version":"5.3.0-1019.20~18.04.1","binary_name":"linux-headers-5.3.0-1019-azure"},{"binary_version":"5.3.0-1019.20~18.04.1","binary_name":"linux-image-unsigned-5.3.0-1019-azure"},{"binary_version":"5.3.0-1019.20~18.04.1","binary_name":"linux-modules-5.3.0-1019-azure"},{"binary_version":"5.3.0-1019.20~18.04.1","binary_name":"linux-modules-extra-5.3.0-1019-azure"},{"binary_version":"5.3.0-1019.20~18.04.1","binary_name":"linux-tools-5.3.0-1019-azure"}],"availability":"No 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