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Alerts This Week
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Gentoo: GLSA-202107-01 Low: Corosync Causing Denial Of Service Issue

gentoo
Calendar Grey July 3, 2021
Dist Gentoo Esm H88
Corosync on Gentoo may cause vulnerabilities resulting in Denial of Service attacks. Discover effective methods to patch and fortify your system.
A vulnerability in corosync could lead to a Denial of Service condition.

Summary

It was discovered that corosync allowed an unauthenticated user to cause a Denial of Service by application crash.

Topics%20covered

Topics Covered

security advisory denial of service gentoo low severity corosync

Resolution

All corosync users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=sys-cluster/corosync-3.0.4"

References

[ 1 ] CVE-2018-1084 https://nvd.nist.gov/vuln/detail/CVE-2018-1084

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202107-01
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Concerns

Security is a primary focus of Gentoo Linux and ensuring the confidentiality and security of our users' machines is of utmost importance to us. Any security concerns should be addressed to security@gentoo.org or alternatively, you may file a bug at https://bugs.gentoo.org.

Severity
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Severity: Low
Title: corosync: Denial of service
Date: July 03, 2021
Bugs: #658354
ID: 202107-01

Topics%20covered

Topics Covered

security advisory denial of service gentoo low severity corosync

Synopsis

A vulnerability in corosync could lead to a Denial of Service condition.

Background

The Corosync Cluster Engine is a Group Communication System with additional features for implementing high availability within applications.

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 sys-cluster/corosync < 3.0.4 >= 3.0.4

Impact

===== A remote attacker could send a malicious crafted packet, possibly resulting in a Denial of Service condition.

Workaround

There is no known workaround at this time.

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