The SUSE Linux Enterprise 12 SP4 kernel was updated to receive various security and bugfixes.
The following security bugs were fixed:
- CVE-2020-1749: Use ip6_dst_lookup_flow instead of ip6_dst_lookup (bsc#1165629).
- CVE-2020-14314: Fixed a potential negative array index in do_split() (bsc#1173798).
- CVE-2020-14356: Fixed a null pointer dereference in cgroupv2 subsystem which could have led to privilege escalation (bsc#1175213).
- CVE-2020-14331: Fixed a missing check in vgacon scrollback handling (bsc#1174205).
- CVE-2020-16166: Fixed a potential issue which could have allowed remote attackers to make observations that help to obtain sen
The SUSE Linux Enterprise 12 SP4 LTSS kernel was updated to receive various security and bugfixes.
The following security bugs were fixed:
- CVE-2020-0305: In cdev_get of char_dev.c, there is a possible use-after-free due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation (bnc#1174462).
- CVE-2019-20908: An issue was discovered in drivers/firmware/efi/efi.c where incorrect access permissions for the efivar_ssdt ACPI variable could be used by attackers to bypass lockdown or secure boot restrictions, aka CID-1957a85b0032 (bnc#1173567)