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Fedora 34: 2021-8b64847a44 Critical: Kernel NULL Pointer Dereference

fedora
Calendar Grey April 24, 2021
Dist Fedora Esm H88
This Ubuntu OS patch resolves major vulnerabilities such as a memory leak, improving overall performance.
The 5.11.13 stable kernel update contains a number of important fixes across the tree.

Summary

The kernel meta package

The 5.11.13 stable kernel update contains a number of important fixes across the

tree.

* Sat Apr 10 2021 Justin M. Forbes [5.11.13-300]

- Add CONFIG_NVIDIA_CARMEL_CNP_ERRATUM to RHEL configs too (Justin M. Forbes)

- Add config for CONFIG_NVIDIA_CARMEL_CNP_ERRATUM (Justin M. Forbes)

* Sat Apr 10 2021 Justin M. Forbes [5.11.13-15]

- Re-enable PSR2 on Tigerlake with new workarounds from Intel (Lyude Paul)

- Fedora: Enable CHARGER_GPIO on aarch64 too (Peter Robinson)

- Fix build with patch for CVE-2021-30178 (Justin M. Forbes)

- KVM: x86: hyper-v: Fix Hyper-V context null-ptr-deref (Wanpeng Li)

[ 1 ] Bug #1947139 - CVE-2021-30178 kernel: NULL pointer dereference in synic_get function in arch/x86/kvm/hyperv.c for certain accesses to the SynIC Hyper-V context

https://bugzilla.redhat.com/show_bug.cgi?id=1947139

su -c 'dnf upgrade --advisory FEDORA-2021-8b64847a44' at the command

line. For more information, refer to the dnf documentation available at

https://dnf.readthedocs.io/en/latest/command_ref.html

All packages are signed with the Fedora Project GPG key. More details on the

GPG keys used by the Fedora Project can be found at

https://fedoraproject.org/security/

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Change Log

References

Update Instructions

Severity
critical
Lowest
Low
Medium
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Critical

Product: Fedora 34
Version: 5.11.13
Release: 300.fc34
Summary: The Linux kernel

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