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SUSE tomcat11 Important Update CVE-2026-0877-1 Security Issues

suse
Calendar Grey March 12, 2026
Dist Suse Esm H88
Critical update for tomcat11 addresses important issues and vulnerabilities to protect your system.
An update that solves three vulnerabilities and has one security fix can now be installed.

Summary

## This update for tomcat11 fixes the following issues: Update to Tomcat 11.0.18: * CVE-2025-66614: client certificate verification bypass due to virtual host mapping (bsc#1258371). * CVE-2026-24733: improper input validation on HTTP/0.9 requests (bsc#1258385). * CVE-2026-24734: certificate revocation bypass due to incomplete OCSP verification checks (bsc#1258387). Changelog: * Catalina * Fix: 69932: Fix request end access log pattern regression, which would log the start time of the request instead. (remm) * Fix: 69623: Additional fix for the long standing regression that meant that calls to ClassLoader.getResource().getContent() failed when made from within a web application with resource caching enabled if the target resource was packaged in a JAR file. (markt)

Topics%20covered

Topics Covered

security advisory security issue SuSE patch important tomcat11

References

* bsc#1253460

* bsc#1258371

* bsc#1258385

* bsc#1258387

Cross-

* CVE-2025-66614

* CVE-2026-24733

* CVE-2026-24734

CVSS scores:

* CVE-2025-66614 ( SUSE ): 8.7

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

* CVE-2025-66614 ( SUSE ): 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

* CVE-2025-66614 ( NVD ): 9.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

* CVE-2025-66614 ( NVD ): 7.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:L/A:L

* CVE-2026-24733 ( 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-2026-24733 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

* CVE-2026-24733 ( NVD ): 3.7 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N

* CVE-2026-24733 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2026:0877-1
Release Date: 2026-03-12T05:39:53Z
Rating: important

Topics%20covered

Topics Covered

security advisory security issue SuSE patch important tomcat11

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