{"id":"USN-3220-3","summary":"linux-aws vulnerability","details":"USN-3220-1 fixed a vulnerability in the Linux kernel. This update\nprovides the corresponding updates for the Linux kernel for Amazon\nWeb Services (AWS).\n\nAlexander Popov discovered that the N_HDLC line discipline implementation\nin the Linux kernel contained a double-free vulnerability. A local attacker\ncould use this to cause a denial of service (system crash) or possibly gain\nadministrative privileges.\n","modified":"2026-02-10T04:41:06Z","published":"2017-03-09T00:51:57Z","related":["UBUNTU-CVE-2017-2636"],"upstream":["CVE-2017-2636","UBUNTU-CVE-2017-2636"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-3220-3"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2017-2636"}],"affected":[{"package":{"name":"linux-aws","ecosystem":"Ubuntu:16.04:LTS","purl":"pkg:deb/ubuntu/linux-aws@4.4.0-1007.16?arch=source&distro=xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.4.0-1007.16"}]}],"versions":["4.4.0-1001.10","4.4.0-1003.12","4.4.0-1004.13"],"ecosystem_specific":{"binaries":[{"binary_version":"4.4.0-1007.16","binary_name":"linux-aws-cloud-tools-4.4.0-1007"},{"binary_version":"4.4.0-1007.16","binary_name":"linux-aws-cloud-tools-common"},{"binary_version":"4.4.0-1007.16","binary_name":"linux-aws-headers-4.4.0-1007"},{"binary_version":"4.4.0-1007.16","binary_name":"linux-aws-source-4.4.0"},{"binary_version":"4.4.0-1007.16","binary_name":"linux-aws-tools-4.4.0-1007"},{"binary_version":"4.4.0-1007.16","binary_name":"linux-aws-tools-common"},{"binary_version":"4.4.0-1007.16","binary_name":"linux-cloud-tools-4.4.0-1007-aws"},{"binary_version":"4.4.0-1007.16","binary_name":"linux-headers-4.4.0-1007-aws"},{"binary_version":"4.4.0-1007.16","binary_name":"linux-image-4.4.0-1007-aws"},{"binary_version":"4.4.0-1007.16","binary_name":"linux-tools-4.4.0-1007-aws"}],"availability":"No subscription required"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-3220-3.json","cves_map":{"ecosystem":"Ubuntu:16.04:LTS","cves":[{"severity":[{"score":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","type":"CVSS_V3"},{"score":"high","type":"Ubuntu"}],"id":"CVE-2017-2636"}]}}}],"schema_version":"1.7.3"}