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USN-5319-1 Not scored

linux, linux-aws, linux-aws-hwe, linux-azure, linux-azure-4.15, linux-dell300x, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, ilinux-lts-xenial, linux-oracle, linux-raspi2, linux-snapdragon vulnerabilities

Enrico Barberis, Pietro Frigo, Marius Muench, Herbert Bos, and Cristiano Giuffrida discovered that hardware mitigations added by Intel to their processors to address Spectre-BTI were insufficient. A local attacker could potentially use this to expose sensitive information.

Exploit probability Not scored
Published March 9, 2022
Required by Not available
Last source change June 29, 2026

02 / AFFECTED SOFTWARE

Affected packages

Ubuntu:18.04:LTS linux

89 explicit affected versions

Ubuntu:18.04:LTS linux-aws

77 explicit affected versions

Ubuntu:18.04:LTS linux-azure-4.15

33 explicit affected versions

Ubuntu:18.04:LTS linux-dell300x

21 explicit affected versions

Ubuntu:18.04:LTS linux-gcp-4.15

32 explicit affected versions

Ubuntu:18.04:LTS linux-kvm

71 explicit affected versions

Ubuntu:18.04:LTS linux-oracle

57 explicit affected versions

Ubuntu:18.04:LTS linux-raspi2

75 explicit affected versions

Ubuntu:18.04:LTS linux-snapdragon

55 explicit affected versions

Ubuntu:Pro:14.04:LTS linux-aws

69 explicit affected versions

Ubuntu:Pro:14.04:LTS linux-azure

64 explicit affected versions

Ubuntu:Pro:14.04:LTS linux-lts-xenial

113 explicit affected versions

Ubuntu:Pro:16.04:LTS linux

136 explicit affected versions

Ubuntu:Pro:16.04:LTS linux-aws

91 explicit affected versions

Ubuntu:Pro:16.04:LTS linux-aws-hwe

56 explicit affected versions

Ubuntu:Pro:16.04:LTS linux-azure

87 explicit affected versions

Ubuntu:Pro:16.04:LTS linux-gcp

79 explicit affected versions

Ubuntu:Pro:16.04:LTS linux-hwe

104 explicit affected versions

Ubuntu:Pro:16.04:LTS linux-kvm

70 explicit affected versions

Ubuntu:Pro:16.04:LTS linux-oracle

55 explicit affected versions

03 / CONNECTIONS

Connected vulnerabilities

04 / EVIDENCE

Source records

Open Source Vulnerabilities USN-5319-1

Enrico Barberis, Pietro Frigo, Marius Muench, Herbert Bos, and Cristiano Giuffrida discovered that hardware mitigations added by Intel to their processors to address Spectre-BTI were insufficient. A local attacker could potentially use this to expose sensitive information.

View original source

05 / REFERENCES

Further evidence