{"id":"SUSE-SU-2021:2057-1","summary":"Security update for the Linux Kernel (Live Patch 24 for SLE 15)","details":"This update for the Linux Kernel 4.12.14-150_72 fixes several issues.\n\nThe following security issues were fixed:\n\n- CVE-2021-33200: Enforcing incorrect limits for pointer arithmetic operations by the BPF verifier could be abused to perform out-of-bounds reads and writes in kernel memory (bsc#1186484).\n- CVE-2021-33034: Fixed a use-after-free when destroying an hci_chan. This could lead to writing an arbitrary values (bsc#1186111).\n- CVE-2021-23134: A Use After Free vulnerability in nfc sockets allowed local attackers to elevate their privileges (bnc#1186060).\n- CVE-2021-32399: Fixed a race condition when removing the HCI controller (bnc#1184611).\n","modified":"2026-03-11T07:17:45.172359Z","published":"2021-06-18T09:44:40Z","related":["CVE-2021-23134","CVE-2021-32399","CVE-2021-33034","CVE-2021-33200"],"upstream":["CVE-2021-23134","CVE-2021-32399","CVE-2021-33034","CVE-2021-33200"],"references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2021/suse-su-20212057-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1185899"},{"type":"REPORT","url":"https://bugzilla.suse.com/1186061"},{"type":"REPORT","url":"https://bugzilla.suse.com/1186285"},{"type":"REPORT","url":"https://bugzilla.suse.com/1186498"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-23134"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-32399"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-33034"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-33200"}],"affected":[{"package":{"name":"kernel-livepatch-SLE15_Update_24","ecosystem":"SUSE:Linux Enterprise Live Patching 15","purl":"pkg:rpm/suse/kernel-livepatch-SLE15_Update_24&distro=SUSE%20Linux%20Enterprise%20Live%20Patching%2015"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2-2.1"}]}],"ecosystem_specific":{"binaries":[{"kernel-livepatch-4_12_14-150_72-default":"2-2.1"}]},"database_specific":{"source":"https://ftp.suse.com/pub/projects/security/osv/SUSE-SU-2021:2057-1.json"}}],"schema_version":"1.7.5"}