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Unscored USN-2979-1 2 CVEs

linux vulnerabilities

Published May 16, 2016 · Updated Apr 22, 2026

Summary

David Matlack discovered that the Kernel-based Virtual Machine (KVM)
implementation in the Linux kernel did not properly restrict variable
Memory Type Range Registers (MTRR) in KVM guests. A privileged user in a
guest VM could use this to cause a denial of service (system crash) in the
host, expose sensitive information from the host, or possibly gain
administrative privileges in the host. (CVE-2016-3713)

Philip Pettersson discovered that the Linux kernel's ASN.1 DER decoder did
not properly process certificate files with tags of indefinite length. A
local unprivileged attacker could use this to cause a denial of service
(system crash) or possibly execute arbitrary code with administrative
privileges. (CVE-2016-0758)

Fixed packages 1

ReleasePackageFixed in
Ubuntu · 16.04 LTS 16.04:LTS linux 4.4.0-22.40

Vulnerabilities 2

References

  • report
    https://ubuntu.com/security/CVE-2016-0758
  • report
    https://ubuntu.com/security/CVE-2016-3713