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Gentoo: GLSA 202107-08 Advisory: PostSRSd Denial of Service Alert

gentoo
Calendar Grey July 5, 2021
Dist Gentoo Esm H88
Potential weaknesses found in PostSRSd may result in service interruptions. Ensure your Gentoo installation is updated for enhanced security.
Multiple vulnerabilities in PostSRSd could lead to a Denial of Service condition.

Summary

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

Topics%20covered

Topics Covered

security advisory denial of service gentoo software update service disruption normal severity postsrsd

Resolution

All postsrsd users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=mail-filter/postsrsd-1.11"

References

[ 1 ] CVE-2020-35573 https://nvd.nist.gov/vuln/detail/CVE-2020-35573 [ 2 ] CVE-2021-35525 https://nvd.nist.gov/vuln/detail/CVE-2021-35525

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/202107-08
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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: Normal
Title: PostSRSd: Denial of service
Date: July 06, 2021
Bugs: #760821, #793674
ID: 202107-08

Topics%20covered

Topics Covered

security advisory denial of service gentoo software update service disruption normal severity postsrsd

Synopsis

Multiple vulnerabilities in PostSRSd could lead to a Denial of Service condition.

Background

PostSRSd is a Postfix sender rewriting scheme daemon

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Affected Packages

------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 mail-filter/postsrsd < 1.11 >= 1.11

Impact

===== An attacker could cause a possible Denial of Service condition.

Workaround

There is no known workaround at this time.

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