Security update for the Linux Kernel (Live Patch 8 for SLE 15 SP2) (Important)
Description:
This update for the Linux Kernel 5.3.18-24_43 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 Linux Enterprise High Performance Computing 15 SP2 SUSE Linux Enterprise Module for Basesystem 15 SP1 SUSE Linux Enterprise Module for Live Patching 15 SP2 SUSE Linux Enterprise Server 15 SP2 SUSE Linux Enterprise Server for SAP Applications 15 SP2