Security update for the Linux Kernel (Live Patch 0 for SLE 15 SP3) (Important)
Description:
This update for the Linux Kernel 5.3.18-57 fixes several issues.
The following security issues were fixed:
- CVE-2021-0941: In bpf_skb_change_head of filter.c, there is a possible out of bounds read due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation (bnc#1192045). - CVE-2021-20322: Make the ipv4 and ipv6 ICMP exception caches less predictive to avoid information leaks about UDP ports in use. (bsc#1191790)
SUSE Cloud Compute Node for SUSE Linux Enterprise 12 5 SUSE Linux Enterprise Desktop 12 SUSE Linux Enterprise Desktop 12 SP1 SUSE Linux Enterprise Desktop 12 SP2 SUSE Linux Enterprise High Performance Computing 15 SP3 SUSE Linux Enterprise Micro 5.1 SUSE Linux Enterprise Micro 5.2 SUSE Linux Enterprise Module for Basesystem 15 SUSE Linux Enterprise Module for Containers 15 SP3 SUSE Linux Enterprise Module for Development Tools 15 SUSE Linux Enterprise Module for Live Patching 15 SUSE Linux Enterprise Module for Live Patching 15 SP3 SUSE Linux Enterprise Server 12 SUSE Linux Enterprise Server 12 SP1 SUSE Linux Enterprise Server 15 SP3 SUSE Linux Enterprise Server for SAP Applications 15 SP3 SUSE Linux Enterprise Software Development Kit 11 SP2 SUSE Linux Enterprise Software Development Kit 11 SP3 SUSE Linux Enterprise Software Development Kit 12 SP1 SUSE Linux Enterprise Software Development Kit 12 SP2 SUSE Linux Enterprise Workstation Extension 12 SUSE Linux Enterprise Workstation Extension 12 SP1 SUSE Linux Enterprise Workstation Extension 15 SUSE Manager Proxy 4.2 SUSE Manager Server 4.2 SUSE Package Hub for SUSE Linux Enterprise 12 SUSE Package Hub for SUSE Linux Enterprise 15