PT-2026-67240 · Unknown · Bouncy Castle For Java+1

CVE-2026-59647

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Published

2026-08-03

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Updated

2026-08-10

CVSS v4.0

6.9

Medium

VectorAV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/U:Amber
Name of the Vulnerable Software and Affected Versions Bouncy Castle for Java versions prior to 1.85 Bouncy Castle for Java LTS versions prior to 2.73.12 Bouncy Castle for Java FIPS (BC-FJA) bcpkix-fips versions prior to 1.0.12 Bouncy Castle for Java FIPS (BC-FJA) bcpkix-fips versions prior to 2.0.12 Bouncy Castle for Java FIPS (BC-FJA) bcpkix-fips versions prior to 2.1.12
Description CRMF/CMP password-MAC honours an unbounded iteration count. This can lead to resource exhaustion when processing specially crafted requests.
Recommendations Update Bouncy Castle for Java to version 1.85 or later. Update Bouncy Castle for Java LTS to version 2.73.12 or later. Update Bouncy Castle for Java FIPS (BC-FJA) bcpkix-fips to version 1.0.12 or later for the 1.0.X series. Update Bouncy Castle for Java FIPS (BC-FJA) bcpkix-fips to version 2.0.12 or later for the 2.0.X series. Update Bouncy Castle for Java FIPS (BC-FJA) bcpkix-fips to version 2.1.12 or later for the 2.1.X series.

Exploit

Fix

Allocation of Resources Without Limits

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Weakness Enumeration

Related Identifiers

CVE-2026-59647
OPENSUSE-SU-2026:11445-1
OPENSUSE-SU-2026:21538-1
SUSE-SU-2026:23127-1
SUSE-SU-2026:23150-1
SUSE-SU-2026:3559-1

Affected Products

Bouncy Castle For Java
Bcpkix Fips