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SUSE: curl Critical DoS Vulnerability Patch 2025:20675-1 Released

suse
Calendar Grey September 10, 2025
Dist Suse Esm H88
SUSE has published a critical update for wget addressing major vulnerabilities related to service disruption and SSL/TLS certificate validation problems.
* bsc#1243397 * bsc#1243706 * bsc#1243933 * bsc#1246197 * jsc#PED-13055

Summary

## This update for curl fixes the following issues: * CVE-2025-5399: libcurl can possibly get trapped in an endless busy-loop when processing specially crafted packets (bsc#1243933). * CVE-2025-5025: No QUIC certificate pinning with wolfSSL (bsc#1243706). * CVE-2025-4947: QUIC certificate check skip with wolfSSL (bsc#1243397). Other bugfixes: * Fix the --ftp-pasv option in curl v8.14.1 (bsc#1246197). ## 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 Micro 6.1 zypper in -t patch SUSE-SLE-Micro-6.1-254=1 ## Package List: * SUSE Linux Micro 6.1 (aarch64 ppc64le s390x x86_64) * curl-debuginfo-8.14.1-slfo.1.1_1.1

Topics%20covered

Topics Covered

security advisory denial of service SuSE important curl certificate checking

References

* bsc#1243397

* bsc#1243706

* bsc#1243933

* bsc#1246197

* jsc#PED-13055

* jsc#PED-13056

Cross-

* CVE-2025-4947

* CVE-2025-5025

* CVE-2025-5399

CVSS scores:

* CVE-2025-4947 ( SUSE ): 8.3

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

* CVE-2025-4947 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N

* CVE-2025-4947 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

* CVE-2025-5025 ( SUSE ): 8.3

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

* CVE-2025-5025 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:L/A:N

* CVE-2025-5025 ( NVD ): 4.8 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

* CVE-2025-5399 ( SUSE ): 5.7

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

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2025:20675-1
Release Date: 2025-09-09T10:22:04Z
Rating: important

Topics%20covered

Topics Covered

security advisory denial of service SuSE important curl certificate checking

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