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SUSE: avahi Moderate DNS Spoofing Threat CVE-2024-52615 Advisory

suse
Calendar Grey September 24, 2025
Dist Suse Esm H88
SUSE releases critical security notice for avahi related to DNS impersonation flaw CVE-2024-52615. Apply patches immediately!
* bsc#1233421 Cross-References: * CVE-2024-52615

Summary

## This update for avahi fixes the following issues: * CVE-2024-52615: wide-area DNS uses constant source port for queries and can expose the Avahi-daemon to DNS spoofing attacks (bsc#1233421). ## 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: * SUSE Linux Enterprise Micro for Rancher 5.4 zypper in -t patch SUSE-SLE-Micro-5.4-2025-3331=1 * SUSE Linux Enterprise Micro 5.4 zypper in -t patch SUSE-SLE-Micro-5.4-2025-3331=1 * SUSE Linux Enterprise Micro 5.5 zypper in -t patch SUSE-SLE-Micro-5.5-2025-3331=1 * openSUSE Leap 15.4 zypper in -t patch SUSE-2025-3331=1 * SUSE Linux Enterprise Micro for Rancher 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2025-3331=1

Topics%20covered

Topics Covered

security advisory moderate update SuSE avahi dns spoofing

References

* bsc#1233421

Cross-

* CVE-2024-52615

CVSS scores:

* CVE-2024-52615 ( SUSE ): 6.3

CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

* CVE-2024-52615 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

* CVE-2024-52615 ( NVD ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Affected Products:

* openSUSE Leap 15.4

* SUSE Linux Enterprise Micro 5.3

* SUSE Linux Enterprise Micro 5.4

* SUSE Linux Enterprise Micro 5.5

* SUSE Linux Enterprise Micro for Rancher 5.3

* SUSE Linux Enterprise Micro for Rancher 5.4

An update that solves one vulnerability can now be installed.

##

* https://www.suse.com/security/cve/CVE-2024-52615.html

* https://bugzilla.suse.com/show_bug.cgi?id=1233421

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:03331-1
Release Date: 2025-09-24T06:54:28Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate update SuSE avahi dns spoofing

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