SUSE bouncycastle Important Vulnerabilities Fix 2026-1639-1
suse
April 28, 2026
An update that solves five vulnerabilities can now be installed.
Summary
## This update for bouncycastle fixes the following issues: Update to version 1.84. Security issues fixed: * CVE-2025-14813: GOSTCTR implementation unable to process more than 255 blocks correctly (bsc#1262225). * CVE-2026-0636: LDAP injection in LDAPStoreHelper.java leads to information disclosure (bsc#1262226). * CVE-2026-3505: unbounded PGP AEAD chunk size leads to pre-auth resource exhaustion (bsc#1262232). * CVE-2026-5588: PKIX draft CompositeVerifier accepts empty signature sequence as valid (bsc#1262228). * CVE-2026-5598: non-constant time comparisons risks private key leakage in FrodoKEM (bsc#1262227). Other updates and bugfixes: * Version 1.84: * In line with JVM changes, KEM support has been backported to Java 17. * BCJSSE: Configurable (client) early key_share groups via
References
* bsc#1262225
* bsc#1262226
* bsc#1262227
* bsc#1262228
* bsc#1262232
Cross-
* CVE-2025-14813
* CVE-2026-0636
* CVE-2026-3505
* CVE-2026-5588
* CVE-2026-5598
CVSS scores:
* CVE-2025-14813 ( SUSE ): 8.3
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:L/VA:L/SC:N/SI:N/SA:N
* CVE-2025-14813 ( SUSE ): 8.6 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:L/A:L
* CVE-2025-14813 ( NVD ): 9.3
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:M/U:Red
* CVE-2026-0636 ( SUSE ): 6.3
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
* CVE-2026-0636 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
* CVE-2026-0636 ( NVD ): 5.5
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Severity
important
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Announcement ID: SUSE-SU-2026:1639-1
Release Date: 2026-04-28T11:10:38Z
Rating: important
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