[SUSE-SU-2021:3073-1] Security update for the Linux Kernel (Live Patch 5 for SLE 15 SP3)

Severity Important
CVEs 3

Security update for the Linux Kernel (Live Patch 5 for SLE 15 SP3)

This update for the Linux Kernel 5.3.18-59_19 fixes several issues.

The following security issues were fixed:

  • CVE-2021-3653: Fixed missing validation of the KVM int_ctl VMCB field that would have allowed a malicious L1 guest to enable AVIC support for the L2 guest (bsc#1189420).
  • CVE-2021-3656: Fixed KVM nSVM nested VMLOAD/VMSAVE interception (bsc#1189418).
  • CVE-2021-38198: Fixed KVM MMU to use the correct inherited permissions to get shadow page (bsc#1189278).
# CVE Description CVSS EPSS EPSS Trend (30 days) Affected Products Weaknesses Security Advisories Exploits PoC Pubblication Date Modification Date
# CVE Description CVSS EPSS EPSS Trend (30 days) Affected Products Weaknesses Security Advisories PoC Pubblication Date Modification Date
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