SUSE: 2023:4981-1 critical: fix for postfix smuggling vulnerability issue
suse
December 28, 2023
* bsc#1218304 * bsc#1218314 Cross-References: * CVE-2023-51764
Summary
## This update for postfix fixes the following issues: * CVE-2023-51764: Fixed new SMTP smuggling attack (bsc#1218304). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * openSUSE Leap 15.5 zypper in -t patch SUSE-2023-4981=1 openSUSE-SLE-15.5-2023-4981=1 * Basesystem Module 15-SP5 zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP5-2023-4981=1 * Legacy Module 15-SP5 zypper in -t patch SUSE-SLE-Module-Legacy-15-SP5-2023-4981=1 * Server Applications Module 15-SP5 zypper in -t patch SUSE-SLE-Module-Server-Applications-15-SP5-2023-4981=1 ## Package List: * openSUSE Leap 15.5 (aarch64 ppc64le s390x x86_64 i586)
Topics Covered
References
* bsc#1218304
* bsc#1218314
Cross-
* CVE-2023-51764
CVSS scores:
* CVE-2023-51764 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Affected Products:
* Basesystem Module 15-SP5
* Legacy Module 15-SP5
* openSUSE Leap 15.5
* Server Applications Module 15-SP5
* SUSE Linux Enterprise Desktop 15 SP5
* SUSE Linux Enterprise High Performance Computing 15 SP5
* SUSE Linux Enterprise Real Time 15 SP5
* SUSE Linux Enterprise Server 15 SP5
* SUSE Linux Enterprise Server for SAP Applications 15 SP5
An update that solves one vulnerability and has one security fix can now be
installed.
##
* https://www.suse.com/security/cve/CVE-2023-51764.html
* https://bugzilla.suse.com/show_bug.cgi?id=1218304
* https://bugzilla.suse.com/show_bug.cgi?id=1218314
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Severity
important
Lowest
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Medium
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Critical
Announcement ID: SUSE-SU-2023:4981-1
Rating: important
Topics Covered
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