VDB

DEBIAN-CVE-2020-10767

DEBIAN-CVE-2020-10767 PUBLISHED CVSS 5.5 MEDIUM

A flaw was found in the Linux kernel before 5.8-rc1 in the implementation of the Enhanced IBPB (Indirect Branch Prediction Barrier). The IBPB mitigation will be disabled when STIBP is not available or when the Enhanced Indirect Branch Restricted Speculation (IBRS) is available. This flaw allows a local attacker to perform a Spectre V2 style attack when this configuration is active. The highest threat from this vulnerability is to confidentiality.

Risk Scores

CVSS 3.1
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected Products

VendorProductVersions
Debian:13linux0
Debian:14linux0
Debian:12linux0

Timeline

  • Sep 15, 2020 CVE Published
  • Oct 26, 2026 CVE Updated
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