CVE-2026-58061

A flaw was found in Bouncy Castle for Java. When using CCM-family Counter with CBC-MAC modes, the software writes plaintext data into a buffer before verifying the cryptographic tag. This could allow an attacker to manipulate data that is later assumed to be authentic, leading to a high integrity...

TencentOS Server 4: bouncycastle (TSSA-2026:0825)

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2026:0825 advisory. Package updates are available for TencentOS Server 4 that fix the following vulnerabilities...

CVE-2026-58061

In Bouncy Castle for Java before 1.85, CCM-family modes write plaintext to caller buffer before tag check. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS BC-FJA before bc-fips 1.0.2.7 1.0.X series, 2.0.2 2.0.X series and 2.1.3 2.1.X series...