SUSE-SU-2023:0420-1: kernel-default&distro=SUSE Linux Enterprise Server 12 SP2-BCL SUSE Linux Enterprise

Vulnerability summary

SUSE-SU-2023:0420-1 is a vulnerability in kernel-default&distro=SUSE Linux Enterprise Server 12 SP2-BCL SUSE Linux Enterprise with no CVSS score yet.

Timeline

1. 15-02-2023
   PublishedVulnerability first disclosed.
2. 04-02-2026
   Last modifiedVulnerability information updated.

Description

Security update for the Linux Kernel The SUSE Linux Enterprise 12 SP2 kernel was updated to receive various security and bugfixes. The following security bugs were fixed: - CVE-2018-9517: Fixed possible memory corruption due to a use after free in pppol2tp_connect (bsc#1108488). - CVE-2022-3564: Fixed use-after-free in l2cap_core.c of the Bluetooth component (bsc#1206073). - CVE-2022-3643: Fixed reset/abort/crash via netback from VM guest (bsc#1206113). - CVE-2022-42895: Fixed an information leak in the net/bluetooth/l2cap_core.c's l2cap_parse_conf_req() which can be used to leak kernel pointers remotely (bsc#1205705). - CVE-2022-42896: Fixed a use-after-free vulnerability in the net/bluetooth/l2cap_core.c's l2cap_connect() and l2cap_le_connect_req() which may have allowed code execution and leaking kernel memory (respectively) remotely via Bluetooth (bsc#1205709). - CVE-2022-4662: Fixed incorrect access control in the USB core subsystem that could lead a local user to crash the system (bsc#1206664). - CVE-2022-47929: Fixed NULL pointer dereference bug in the traffic control subsystem (bsc#1207237). - CVE-2023-23454: Fixed a type-confusion in the CBQ network scheduler (bsc#1207036). - CVE-2023-23455: Fixed a denial of service inside atm_tc_enqueue in net/sched/sch_atm.c because of type confusion (non-negative numbers can sometimes indicate a TC_ACT_SHOT condition rather than valid classification results) (bsc#1207125). The following non-security bugs were fixed: - HID: betop: check shape of output reports (git-fixes, bsc#1207186). - HID: betop: fix slab-out-of-bounds Write in betop_probe (git-fixes). - HID: check empty report_list in hid_validate_values() (git-fixes, bsc#1206784). - sctp: fail if no bound addresses can be used for a given scope (bsc#1206677).

No weakness data has been published for this record.