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Ubuntu 18.04/20.04 LTS: 0073-1 Critical Bluetooth Vulnerabilities

ubuntu
Calendar Grey October 23, 2020
Dist Ubuntu Esm H88
Significant security flaws in the Linux kernel for Ubuntu LTS versions impact Bluetooth functionalities, resulting in potential denial-of-service incidents.
A security issue affects these releases of Ubuntu and its derivatives

Summary

Topics%20covered

Topics Covered

security advisory denial of service buffer overflow kernel ubuntu bluetooth type-confusion

Update Instructions

The problem can be corrected by updating your kernel livepatch to the
following versions:

Ubuntu 18.04 LTS
    aws - 73.1
    generic - 73.1
    lowlatency - 73.1
    oem - 73.1

Ubuntu 20.04 LTS
    aws - 73.1
    azure - 73.1
    gcp - 73.1
    generic - 73.1
    lowlatency - 73.1


Support Information

Kernels older than the levels listed below do not receive livepatch
updates. If you are running a kernel version earlier than the one listed
below, please upgrade your kernel as soon as possible.

Ubuntu 18.04 LTS
    linux-aws - 4.15.0-1054
    linux-azure - 5.0.0-1025
    linux-gcp - 5.0.0-1025
    linux-oem - 4.15.0-1063
    linux - 4.15.0-69

Ubuntu 20.04 LTS
    linux-aws - 5.4.0-1009
    linux-azure - 5.4.0-1010
    linux-gcp - 5.4.0-1009
    linux-oem - 5.4.0-26
    linux - 5.4.0-26

Ubuntu 16.04 LTS
    linux-aws - 4.4.0-1098
    linux-azure - 4.15.0-1063
    linux-hwe - 4.15.0-69
    linux - 4.4.0-168

Ubuntu 14.04 ESM
    linux-lts-xenial - 4.4.0-168


References

-   CVE-2020-12351
-   CVE-2020-12352
-   CVE-2020-24490
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References

Severity
critical
Lowest
Low
Medium
High
Critical

Linux kernel vulnerabilities

Topics%20covered

Topics Covered

security advisory denial of service buffer overflow kernel ubuntu bluetooth type-confusion

Package Information

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