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High

Out-of-Memory Error in Bouncy Castle Crypto

  • Disclosed: 17.10.2019
  • Updated: 11.10.2026 11:21

The ASN.1 parser in Bouncy Castle Crypto (aka BC Java) 1.63 can trigger a large attempted memory allocation, and resultant OutOfMemoryError error, via crafted ASN.1 data. This is fixed in 1.64.

Affected software

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PlatformPackageVulnerable versionsFixed in
Java / Kotlin (Maven) org.bouncycastle:bcprov-jdk14 >= 1.63, < 1.64 1.64

References

CVSS score 7.5/10
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness (CWE)
CWE-770
Platform
Java / Kotlin (Maven)
Package
org.bouncycastle:bcprov-jdk14
Disclosed
17.10.2019
Updated
11.10.2026 11:21

Sources and licenses

OSV / GitHub Advisory Database - GHSA-2mh8-gx2m-mr75 - CC BY 4.0

Vulnerability history: org.bouncycastle:bcprov-jdk14

All published vulnerabilities of this package (Java / Kotlin (Maven)), newest first. Shows whether this is a one-off slip or a package that needs watching.

All (26) in the archive
Total entries
26
First → latest
10.2018 04.2026
Without a fix
0
Exploited in attacks
0

Severity breakdown

  • Critical 1
  • High 10
  • Medium 14
  • Low 1

Disclosures per year

Severity:
  1. Bouncy Castle for Java GOST 28147 CTR mode reuses keystream after 255 blocks
    Critical · 7.5 CVE-2025-14813 >= 1.59, <= 1.80.1, >= 1.82, < 1.84, = 1.81.0 1.84
  2. Bouncy Castle Has Covert Timing Channel Vulnerability
    High CVE-2026-5598 >= 1.81, < 1.81.1 1.81.1
  3. Logic error in Legion of the Bouncy Castle BC Java
    High · 8.1 CVE-2020-28052 >= 1.65, < 1.67 1.67
  4. Out-of-Memory Error in Bouncy Castle Crypto this entry
    High · 7.5 CVE-2019-17359 >= 1.63, < 1.64 1.64
  5. In Bouncy Castle JCE Provider the DHIES implementation allowed the use of ECB mode
    High · 7.4 CVE-2016-1000344 < 1.56 1.56
  6. In Bouncy Castle JCE Provider the ECIES implementation allowed the use of ECB mode
    High · 7.4 CVE-2016-1000352 < 1.56 1.56
  7. In Bouncy Castle JCE Provider the DSA key pair generator generates a weak private key if used with default values
    High · 7.5 CVE-2016-1000343 < 1.56 1.56
  8. In Bouncy Castle JCE Provider ECDSA does not fully validate ASN.1 encoding of signature on verification
    High · 7.5 CVE-2016-1000342 < 1.56 1.56
  9. The Bouncy Castle JCE Provider carry a propagation bug
    High · 7.5 CVE-2016-1000340 >= 1.51, < 1.56 1.56
  10. In Bouncy Castle JCE Provider it is possible to inject extra elements in the sequence making up the signature and still have it validate
    High · 7.5 CVE-2016-1000338 >= 1.38, < 1.56 1.56
  11. Bouncy Castle has a flaw in the Low-level interface to RSA key pair generator
    High · 7.5 CVE-2018-1000180 < 1.60 1.60

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