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Enterprise Server 11 SP4-LTSS","name":"kernel-xen","purl":"pkg:rpm/suse/kernel-xen&distro=SUSE%20Linux%20Enterprise%20Server%2011%20SP4-LTSS"},"ranges":[{"events":[{"introduced":"0"},{"fixed":"3.0.101-108.129.1"}],"type":"ECOSYSTEM"}]}],"aliases":[],"details":"\nThe SUSE Linux Enterprise 11 SP4 kernel was updated to receive various security and bugfixes.\n\n\nThe following security bugs were fixed:\n\n- CVE-2021-0512: Fixed a possible out of bounds write due to a heap buffer overflow in __hidinput_change_resolution_multipliers. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation. (bsc#1187595)\n- CVE-2021-34693: Fixed a bug in net/can/bcm.c which could allow local users to obtain sensitive information from kernel stack memory because parts of a data structure are uninitialized. (bsc#1187452)\n- CVE-2020-36386: Fixed an out-of-bounds read in hci_extended_inquiry_result_evt. (bsc#1187038)\n- CVE-2020-24588: Fixed a bug that could allow an adversary to abuse devices that support receiving non-SSP A-MSDU frames to inject arbitrary network packets. (bsc#1185861 bsc#1185863)\n- CVE-2021-29154: Fixed an incorrect computation of branch displacements in the BPF JIT compilers, which could allow to execute arbitrary code within the kernel context. (bsc#1184391)\n- CVE-2021-32399: Fixed a race condition in net/bluetooth/hci_request.c for removal of the HCI controller. (bsc#1184611)\n- CVE-2020-24586: Fixed a bug that, under the right circumstances, allows to inject arbitrary network packets and/or exfiltrate user data when another device sends fragmented frames encrypted using WEP, CCMP, or GCMP. (bsc#1185859 bsc#1185863)\n- CVE-2020-26139: Fixed a bug that allows an Access Point (AP) to forward EAPOL frames to other clients even though the sender has not yet successfully authenticated. This might be abused in projected Wi-Fi networks to launch denial-of-service attacks against connected clients and made it easier to exploit other vulnerabilities in connected clients. (bsc#1185863 bsc#1186062)\n- CVE-2020-24587: Fixed a bug that allows an adversary to decrypt selected fragments when another device sends fragmented frames and the WEP, CCMP, or GCMP encryption key is periodically renewed. (bsc#1185862 bsc#1185863)\n\nThe following non-security bugs were fixed:\n\n- md: do not flush workqueue unconditionally in md_open (bsc#1184081).\n- md: factor out a mddev_find_locked helper from mddev_find (bsc#1184081).\n- md: md_open returns -EBUSY when entering racing area (bsc#1184081).\n- md: split mddev_find (bsc#1184081).\n","id":"SUSE-SU-2021:14764-1","modified":"2021-07-13T07:46:15Z","published":"2021-07-13T07:46:15Z","references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2021/suse-su-202114764-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1184081"},{"type":"REPORT","url":"https://bugzilla.suse.com/1184391"},{"type":"REPORT","url":"https://bugzilla.suse.com/1184611"},{"type":"REPORT","url":"https://bugzilla.suse.com/1185859"},{"type":"REPORT","url":"https://bugzilla.suse.com/1185861"},{"type":"REPORT","url":"https://bugzilla.suse.com/1185862"},{"type":"REPORT","url":"https://bugzilla.suse.com/1185863"},{"type":"REPORT","url":"https://bugzilla.suse.com/1186062"},{"type":"REPORT","url":"https://bugzilla.suse.com/1187038"},{"type":"REPORT","url":"https://bugzilla.suse.com/1187452"},{"type":"REPORT","url":"https://bugzilla.suse.com/1187595"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2020-24586"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2020-24587"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2020-24588"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2020-26139"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2020-36386"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-0512"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-29154"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-32399"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-34693"}],"related":["CVE-2020-24586","CVE-2020-24587","CVE-2020-24588","CVE-2020-26139","CVE-2020-36386","CVE-2021-0512","CVE-2021-29154","CVE-2021-32399","CVE-2021-34693"],"summary":"Security update for the Linux Kernel","upstream":["CVE-2020-24586","CVE-2020-24587","CVE-2020-24588","CVE-2020-26139","CVE-2020-36386","CVE-2021-0512","CVE-2021-29154","CVE-2021-32399","CVE-2021-34693"]}