Ubuntu 20.04 LTS: 0083-2 High-Risk: Memory Leakage and System Crash

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

Ubuntu 20.04 LTS
    gcp - 82.2
    generic - 82.2
    gke - 82.2
    gkeop - 82.2
    lowlatency - 82.2

Ubuntu 18.04 LTS
    generic - 82.1
    generic - 82.2
    gke - 82.1
    gke - 82.2
    gkeop - 82.2
    lowlatency - 82.1
    lowlatency - 82.2
    oem - 82.1
    oem - 82.2

Ubuntu 16.04 ESM
    generic - 82.1
    generic - 82.2
    lowlatency - 82.1
    lowlatency - 82.2

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 20.04 LTS
    linux-aws - 5.4.0-1009
    linux-azure - 5.4.0-1010
    linux-gcp - 5.4.0-1009
    linux-gke - 5.4.0-1033
    linux-gkeop - 5.4.0-1009
    linux-oem - 5.4.0-26
    linux - 5.4.0-26

Ubuntu 18.04 LTS
    linux-aws - 4.15.0-1054
    linux-azure-4.15 - 4.15.0-1115
    linux-gke-4.15 - 4.15.0-1076
    linux-gke-5.4 - 5.4.0-1009
    linux-gkeop-5.4 - 5.4.0-1007
    linux-hwe-5.4 - 5.4.0-26
    linux-oem - 4.15.0-1063
    linux - 4.15.0-69

Ubuntu 16.04 ESM
    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-2020-29660
-   CVE-2020-29661
-   CVE-2021-3444
-   CVE-2021-3715



-- 
ubuntu-security-announce mailing list
ubuntu-security-announce@lists.ubuntu.com
Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-security-announce
</font></pre>