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in net/netfilter/x_tables.c that could allow local provilege escalation. (bsc#1188116)\n- CVE-2021-33909: Fixed an out-of-bounds write in the filesystem layer that allows to obtain full root privileges. (bsc#1188062)\n- CVE-2021-3609: Fixed a race condition in the CAN BCM networking protocol which allows for local privilege escalation. (bsc#1187215)\n- CVE-2021-0605: Fixed an out-of-bounds read which could lead to local information disclosure in the kernel with System execution privileges needed. (bsc#1187601)\n- CVE-2021-0512: Fixed a possible out-of-bounds write which could lead to local escalation of privilege with no additional execution privileges needed. (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-2020-36385: Fixed a use-after-free flaw in ucma.c which allows for local privilege escalation. (bsc#1187050)\n- CVE-2021-0129: Fixed an improper access control in BlueZ that may have allowed an authenticated user to potentially enable information disclosure via adjacent access. (bsc#1186463)\n- CVE-2020-26558: Fixed a flaw in the Bluetooth LE and BR/EDR secure pairing that could permit a nearby man-in-the-middle attacker to identify the Passkey used during pairing. (bsc#1179610)\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)\n- CVE-2021-32399: Fixed a race condition in net/bluetooth/hci_request.c for removal of the HCI controller. (bsc#1184611)\n- CVE-2021-33034: Fixed an issue in net/bluetooth/hci_event.c where a use-after-free leads to writing an arbitrary value. (bsc#1186111)\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#1186062)\n- CVE-2021-23134: Fixed a use After Free vulnerability in nfc sockets which allows local attackers to elevate their privileges. (bsc#1186060)\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)\n- CVE-2020-26141: Fixed a flaw that could allows an adversary to inject and possibly decrypt packets in WPA or WPA2 networks that support the TKIP data-confidentiality protocol. (bsc#1185987)\n- CVE-2020-26145: Fixed a bug in the WEP, WPA, WPA2, and WPA3 implementations that could allows an adversary to inject arbitrary network packets. (bsc#1185860)\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)\n- CVE-2020-26147: Fixed a bug in the WEP, WPA, WPA2, and WPA3 implementations that could allows an adversary to inject packets and/or exfiltrate selected fragments when another device sends fragmented frames. (bsc#1185987)\n\nThe following non-security bugs were fixed:\n\n- Bluetooth: SMP: Fail if remote and local public keys are identical (git-fixes).\n- Drivers: hv: vmbus: Increase wait time for VMbus unload (bsc#1185724).\n- Drivers: hv: vmbus: Initialize unload_event statically (bsc#1185724).\n- hv_netvsc: Add handlers for ethtool get/set msg level (bsc#1175462).\n- hv_netvsc: avoid retry on send during shutdown (bsc#1175462).\n- hv_netvsc: avoid unnecessary wakeups on subchannel creation (bsc#1175462).\n- hv_netvsc: cancel subchannel setup before halting device (bsc#1175462).\n- hv_netvsc: change GPAD teardown order on older versions (bsc#1175462).\n- hv_netvsc: common detach logic (bsc#1175462).\n- hv_netvsc: delay setup of VF device (bsc#1175462).\n- hv_netvsc: disable NAPI before channel close (bsc#1175462).\n- hv_netvsc: Ensure correct teardown message sequence order (bsc#1175462).\n- hv_netvsc: Fix a deadlock by getting rtnl lock earlier in netvsc_probe() (bsc#1175462).\n- hv_netvsc: Fix a network regression after ifdown/ifup (bsc#1175462).\n- hv_netvsc: fix deadlock on hotplug (bsc#1175462).\n- hv_netvsc: Fix error handling in netvsc_attach() (bsc#1175462).\n- hv_netvsc: fix error unwind handling if vmbus_open fails (bsc#1175462).\n- hv_netvsc: Fix extra rcu_read_unlock in netvsc_recv_callback() (bsc#1175462).\n- hv_netvsc: fix handling of fallback to single queue mode (bsc#1175462).\n- hv_netvsc: Fix hash key value reset after other ops (bsc#1175462).\n- hv_netvsc: Fix IP header checksum for coalesced packets (bsc#1175462).\n- hv_netvsc: Fix net device attach on older Windows hosts (bsc#1175462).\n- hv_netvsc: fix network namespace issues with VF support (bsc#1175462).\n- hv_netvsc: Fix NULL dereference at single queue mode fallback (bsc#1175462).\n- hv_netvsc: fix race during initialization (bsc#1175462).\n- hv_netvsc: fix race on sub channel creation (bsc#1175462).\n- hv_netvsc: fix race that may miss tx queue wakeup (bsc#1175462).\n- hv_netvsc: fix schedule in RCU context (bsc#1175462).\n- hv_netvsc: Fix the variable sizes in ipsecv2 and rsc offload (bsc#1175462).\n- hv_netvsc: Fix tx_table init in rndis_set_subchannel() (bsc#1175462).\n- hv_netvsc: Fix unwanted wakeup after tx_disable (bsc#1175462).\n- hv_netvsc: Fix unwanted wakeup in netvsc_attach() (bsc#1175462).\n- hv_netvsc: flag software created hash value (bsc#1175462).\n- hv_netvsc: netvsc_teardown_gpadl() split (bsc#1175462).\n- hv_netvsc: only wake transmit queue if link is up (bsc#1175462).\n- hv_netvsc: pass netvsc_device to rndis halt (bsc#1175462).\n- hv_netvsc: preserve hw_features on mtu/channels/ringparam changes (bsc#1175462).\n- hv_netvsc: Refactor assignments of struct netvsc_device_info (bsc#1175462).\n- hv_netvsc: set master device (bsc#1175462).\n- hv_netvsc: Set tx_table to equal weight after subchannels open (bsc#1175462).\n- hv_netvsc: Simplify num_chn checking in rndis_filter_device_add() (bsc#1175462).\n- hv_netvsc: Split netvsc_revoke_buf() and netvsc_teardown_gpadl() (bsc#1175462).\n- hv_netvsc: split sub-channel setup into async and sync (bsc#1175462).\n- hv_netvsc: typo in NDIS RSS parameters structure (bsc#1175462).\n- hv_netvsc: use RCU to fix concurrent rx and queue changes (bsc#1175462).\n- hv_netvsc: use reciprocal divide to speed up percent calculation (bsc#1175462).\n- hv_netvsc: Use Windows version instead of NVSP version on GPAD teardown (bsc#1175462).\n- kgraft: truncate the output from state_show() sysfs attr (bsc#1186235).\n- mm, memory_hotplug: do not clear numa_node association after hot_remove (bsc#1115026).\n- mm: consider __HW_POISON pages when allocating from pcp lists (bsc#1187388).\n- scsi: storvsc: Enable scatterlist entry lengths > 4Kbytes (bsc#1187193).\n- video: hyperv_fb: Add ratelimit on error message (bsc#1185724).\n","id":"SUSE-SU-2021:2451-1","modified":"2021-07-22T11:16:06Z","published":"2021-07-22T11:16:06Z","references":[{"type":"ADVISORY","url":"https://www.suse.com/support/update/announcement/2021/suse-su-20212451-1/"},{"type":"REPORT","url":"https://bugzilla.suse.com/1115026"},{"type":"REPORT","url":"https://bugzilla.suse.com/1175462"},{"type":"REPORT","url":"https://bugzilla.suse.com/1179610"},{"type":"REPORT","url":"https://bugzilla.suse.com/1184611"},{"type":"REPORT","url":"https://bugzilla.suse.com/1185724"},{"type":"REPORT","url":"https://bugzilla.suse.com/1185859"},{"type":"REPORT","url":"https://bugzilla.suse.com/1185860"},{"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/1185898"},{"type":"REPORT","url":"https://bugzilla.suse.com/1185987"},{"type":"REPORT","url":"https://bugzilla.suse.com/1186060"},{"type":"REPORT","url":"https://bugzilla.suse.com/1186062"},{"type":"REPORT","url":"https://bugzilla.suse.com/1186111"},{"type":"REPORT","url":"https://bugzilla.suse.com/1186235"},{"type":"REPORT","url":"https://bugzilla.suse.com/1186390"},{"type":"REPORT","url":"https://bugzilla.suse.com/1186463"},{"type":"REPORT","url":"https://bugzilla.suse.com/1187038"},{"type":"REPORT","url":"https://bugzilla.suse.com/1187050"},{"type":"REPORT","url":"https://bugzilla.suse.com/1187193"},{"type":"REPORT","url":"https://bugzilla.suse.com/1187215"},{"type":"REPORT","url":"https://bugzilla.suse.com/1187388"},{"type":"REPORT","url":"https://bugzilla.suse.com/1187452"},{"type":"REPORT","url":"https://bugzilla.suse.com/1187595"},{"type":"REPORT","url":"https://bugzilla.suse.com/1187601"},{"type":"REPORT","url":"https://bugzilla.suse.com/1187934"},{"type":"REPORT","url":"https://bugzilla.suse.com/1188062"},{"type":"REPORT","url":"https://bugzilla.suse.com/1188063"},{"type":"REPORT","url":"https://bugzilla.suse.com/1188116"},{"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-2020-26141"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2020-26145"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2020-26147"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2020-26558"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2020-36385"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2020-36386"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-0129"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-0512"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-0605"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-22555"},{"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-2021-33909"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-34693"},{"type":"WEB","url":"https://www.suse.com/security/cve/CVE-2021-3609"}],"related":["CVE-2020-24586","CVE-2020-24587","CVE-2020-24588","CVE-2020-26139","CVE-2020-26141","CVE-2020-26145","CVE-2020-26147","CVE-2020-26558","CVE-2020-36385","CVE-2020-36386","CVE-2021-0129","CVE-2021-0512","CVE-2021-0605","CVE-2021-22555","CVE-2021-23134","CVE-2021-32399","CVE-2021-33034","CVE-2021-33909","CVE-2021-34693","CVE-2021-3609"],"summary":"Security update for the Linux Kernel","upstream":["CVE-2020-24586","CVE-2020-24587","CVE-2020-24588","CVE-2020-26139","CVE-2020-26141","CVE-2020-26145","CVE-2020-26147","CVE-2020-26558","CVE-2020-36385","CVE-2020-36386","CVE-2021-0129","CVE-2021-0512","CVE-2021-0605","CVE-2021-22555","CVE-2021-23134","CVE-2021-32399","CVE-2021-33034","CVE-2021-33909","CVE-2021-34693","CVE-2021-3609"]}