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openSUSE: 2023:4981-1 Important: Postfix SMTP Smuggling Attack Fix

opensuse
Calendar Grey December 28, 2023
Dist Opensuse Esm H88
A security patch for postfix fixes the SMTP vulnerability CVE-2023-51764. If you're using openSUSE, apply this update promptly to secure your system
This update for postfix fixes the following issues: CVE-2023-51764: Fixed new SMTP smuggling attack (bsc#1218304).

Description

This update for postfix fixes the following issues:

* CVE-2023-51764: Fixed new SMTP smuggling attack (bsc#1218304).

Topics%20covered

Topics Covered

security advisory security update software patch important fix postfix openSUSE SMTP attack

Patch

## 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)

* postfix-bdb-debugsource-3.7.3-150500.3.11.1

* postfix-debugsource-3.7.3-150500.3.11.1

* postfix-3.7.3-150500.3.11.1

* postfix-debuginfo-3.7.3-150500.3.11.1

* postfix-ldap-debuginfo-3.7.3-150500.3.11.1

* postfix-postgresql-3.7.3-150500.3.11.1

* postfix-bdb-debuginfo-3.7.3-150500.3.11.1

* postfix-ldap-3.7.3-150500.3.11.1

* postfix-postgresql-debuginfo-3.7.3-150500.3.11.1

* postfix-bdb-lmdb-debuginfo-3.7.3-150500.3.11.1

* postfix-bdb-3.7.3-150500.3.11.1

* postfix-bdb-lmdb-3.7.3-150500.3.11.1

* postfix-devel-3.7.3-150500.3.11.1

* postfix-mysql-3.7.3-150500.3.11.1

* postfix-mysql-debuginfo-3.7.3-150500.3.11.1

* openSUSE Leap 15.5 (noarch)

* postfix-doc-3.7.3-150500.3.11.1

* Basesystem Module 15-SP5 (aarch64 ppc64le s390x x86_64)

* postfix-debugsource-3.7.3-150500.3.11.1

* postfix-3.7.3-150500.3.11.1

* postfix-debuginfo-3.7.3-150500.3.11.1

* postfix-ldap-debuginfo-3.7.3-150500.3.11.1

* postfix-ldap-3.7.3-150500.3.11.1

* postfix-devel-3.7.3-150500.3.11.1

*...

Read the Full Advisory

References

* bsc#1218304

* bsc#1218314

## References:

* 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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2023:4981-1
Rating: important

Topics%20covered

Topics Covered

security advisory security update software patch important fix postfix openSUSE SMTP attack

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