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Mageia: 2019-0217 Critical: Xen Memory Management DoS Attack

mageia
Calendar Grey August 3, 2019
Dist Mageia Esm H88
A kernel patch has been released to address a critical security flaw in Mageia, affecting memory handling and potentially leading to system failures.
This kernel update is based on the upstream 5.1.20 and fixes atleast the following security issue: With Xen, virtual device backends and device models running in domain 0, or othe...

Summary

This kernel update is based on the upstream 5.1.20 and fixes atleast the following security issue: With Xen, virtual device backends and device models running in domain 0, or other backend driver domains, need to be able to map guest memory

References

- https://bugs.mageia.org/show_bug.cgi?id=25185

- https://bugs.mageia.org/show_bug.cgi?id=24701

- https://xenbits.xen.org/xsa/advisory-300.html

- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.19

- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.20

- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.1.21

Resolution

SRPMS

- 7/core/kernel-5.1.20-2.mga7

- 7/core/kernel-userspace-headers-5.1.20-1.mga7

- 7/core/kmod-virtualbox-6.0.10-2.mga7

- 7/core/kmod-xtables-addons-3.3-56.mga7

Severity
critical
Lowest
Low
Medium
High
Critical

Publication date: 03 Aug 2019
URL: https://advisories.mageia.org/MGASA-2019-0217.html
Type: security

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