CVE-2025-8885: Possible DOS in processing specially formed ASN.1 Object Identifiers

Severity: medium (CVSS 6.3 v4.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2025-08-12 · updated 2026-06-17
Weakness: CWE-770

Description

Allocation of Resources Without Limits or Throttling vulnerability in Legion of the Bouncy Castle Inc. BC Java bcprov on All (API modules), Legion of the Bouncy Castle Inc. BC-FJA bc-fips on All allows Excessive Allocation. This vulnerability is associated with program files https://github.com/bcgit/bc-java/blob/main/core/src/main/java/org/bouncycastle/asn1/ASN1ObjectIdenti... https://github.com/bcgit/bc-java/blob/main/core/src/main/java/org/bouncycastle/asn1/ASN1ObjectIdentifier.Java . This issue affects BC Java: from 1.0 through 1.77; BC-FJA: from 1.0.0 through 1.0.2.5, from 2.0.0 through 2.0.1.

Affected products

Legion of the Bouncy Castle Inc. BC-FJA: from 1.0.0 through 1.0.2.5; from 2.0.0 through 2.0.1
Legion of the Bouncy Castle Inc. BC Java: from 1.0 through 1.77

References

https://github.com/bcgit/bc-java/wiki/CVE%E2%80%902025%E2%80%908885

Get alerted when CVE-2025-8885 or the next vulnerability affects your stack