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Gentoo GLSA-202311-17 Moderate Severity: Open vSwitch Issue Alert

gentoo
Calendar Grey November 26, 2023
Dist Gentoo Esm H88
The advisory GLSA 202311-17 from Gentoo points out various denial of service threats in Open vSwitch, jeopardizing overall system integrity.
Multiple denial of service vulnerabilites have been found in Open vSwitch.

Summary

Multiple vulnerabilities have been discovered in Open vSwitch. Please review the CVE identifiers referenced below for details.

Resolution

All Open vSwitch users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/openvswitch-2.17.6"

References

[ 1 ] CVE-2020-27827 https://nvd.nist.gov/vuln/detail/CVE-2020-27827 [ 2 ] CVE-2020-35498 https://nvd.nist.gov/vuln/detail/CVE-2020-35498 [ 3 ] CVE-2021-3905 https://nvd.nist.gov/vuln/detail/CVE-2021-3905 [ 4 ] CVE-2021-36980 https://nvd.nist.gov/vuln/detail/CVE-2021-36980 [ 5 ] CVE-2022-4337 https://nvd.nist.gov/vuln/detail/CVE-2022-4337 [ 6 ] CVE-2022-4338 https://nvd.nist.gov/vuln/detail/CVE-2022-4338 [ 7 ] CVE-2023-1668 https://nvd.nist.gov/vuln/detail/CVE-2023-1668

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website:
https://security.gentoo.org/glsa/202311-16
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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: Open vSwitch: Multiple Vulnerabilities
Date: November 26, 2023
Bugs: #765346, #769995, #803107, #887561
ID: 202311-16

Synopsis

Multiple denial of service vulnerabilites have been found in Open vSwitch.

Background

Open vSwitch is a production quality multilayer virtual switch.

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Affected Packages

Package Vulnerable Unaffected -------------------- ------------ ------------ net-misc/openvswitch < 2.17.6 >= 2.17.6

Impact

Please review the referenced CVE identifiers for details.

Workaround

There is no known workaround at this time.

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