CVE catalog

CVE-2025-8916

Bouncy Castle vulnerabilities

Severity: Medium · CVSS 5.3CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Published: Aug 12, 2025, 10:00:00 PM UTC
Source: [NVD] · [CVE record]
EPSS: 0.46% · Oct 27, 2026

Allocation of Resources Without Limits or Throttling vulnerability in Legion of the Bouncy Castle Inc. BC Java bcpkix on All (API modules), Legion of the Bouncy Castle Inc. BC Java bcprov on All (API modules), Legion of the Bouncy Castle Inc. BCPKIX FIPS bcpkix-fips on All (API modules) allows Excessive Allocation. This vulnerability is associated with program files https://github.Com/bcgit/bc-java/blob/main/pkix/src/main/java/org/bouncycastle/pkix/jcajce/PKIXCertPathReviewer.Java, https://github.Com/bcgit/bc-java/blob/main/prov/src/main/java/org/bouncycastle/x509/PKIXCertPathReviewer.Java. This issue affects BC Java: from 1.44 through 1.78; BC Java: from 1.44 through 1.78; BCPKIX FIPS: from 1.0.0 through 1.0.7, from 2.0.0 through 2.0.7.

Vulnerable and fixed packages

Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.

Distribution	Package	Release	Version	Status
Debian	bouncycastle	sid	`1.86.2-1`	fixed
Debian	bouncycastle	forky	`1.86-1`	fixed
Debian	bouncycastle	trixie	`1.80-3`	fixed
Debian	bouncycastle	bookworm	`1.72-2`	vulnerable
Ubuntu	bouncycastle	noble	Not reported	vulnerable
Ubuntu	bouncycastle	noble	`1.77-1ubuntu0.1~esm1`	fixed
Ubuntu	libbcjmail-java	noble	`1.77-1ubuntu0.1~esm1`	fixed
Ubuntu	libbcmail-java	noble	`1.77-1ubuntu0.1~esm1`	fixed
Ubuntu	libbcpg-java	noble	`1.77-1ubuntu0.1~esm1`	fixed
Ubuntu	libbcpkix-java	noble	`1.77-1ubuntu0.1~esm1`	fixed
Ubuntu	libbcprov-java	noble	`1.77-1ubuntu0.1~esm1`	fixed
Ubuntu	libbctls-java	noble	`1.77-1ubuntu0.1~esm1`	fixed
Ubuntu	libbcutil-java	noble	`1.77-1ubuntu0.1~esm1`	fixed
Ubuntu	bouncycastle	pro	`1.72-2`	vulnerable
Ubuntu	bouncycastle	pro	`1.77-1`	vulnerable
Ubuntu	bouncycastle	pro	`1.77-1ubuntu0.1~esm1`	fixed
Ubuntu	bouncycastle	22.04	`1.68-2`	vulnerable
Ubuntu	bouncycastle	22.04	`1.68-4`	vulnerable
Ubuntu	bouncycastle	22.04	`1.68-5`	vulnerable

Fixed-version evidence

Distribution	Package	Type	Release	Fixed version	Urgency	Origin	Bugs
Debian	bouncycastle	source	sid	`1.80-1`	not yet assigned	Not reported	Not reported
Debian	bouncycastle	source	forky	`1.80-1`	not yet assigned	Not reported	Not reported
Debian	bouncycastle	source	trixie	`1.80-1`	not yet assigned	Not reported	Not reported
Debian	bouncycastle	source	bookworm	`(unfixed)`	not yet assigned	Not reported	Not reported
Ubuntu	bouncycastle	deb	noble	`1.77-1ubuntu0.1~esm1`	Not reported	Not reported	Not reported
Ubuntu	libbcjmail-java	deb	noble	`1.77-1ubuntu0.1~esm1`	Not reported	Not reported	Not reported
Ubuntu	libbcmail-java	deb	noble	`1.77-1ubuntu0.1~esm1`	Not reported	Not reported	Not reported
Ubuntu	libbcpg-java	deb	noble	`1.77-1ubuntu0.1~esm1`	Not reported	Not reported	Not reported
Ubuntu	libbcpkix-java	deb	noble	`1.77-1ubuntu0.1~esm1`	Not reported	Not reported	Not reported
Ubuntu	libbcprov-java	deb	noble	`1.77-1ubuntu0.1~esm1`	Not reported	Not reported	Not reported
Ubuntu	libbctls-java	deb	noble	`1.77-1ubuntu0.1~esm1`	Not reported	Not reported	Not reported
Ubuntu	libbcutil-java	deb	noble	`1.77-1ubuntu0.1~esm1`	Not reported	Not reported	Not reported
Ubuntu	bouncycastle	deb	pro	`1.77-1ubuntu0.1~esm1`	Not reported	UBUNTU-CVE-2025-8916	Not reported

Notes

[bookworm] bouncycastle: Minor issue

OpenFactory catalog packages

[Debian 12 (Bookworm)]

[libbcjmail-java]Affected
Source package: [bouncycastle]
Details (2)
- 1.72-2 · all · bookworm
  Affected
  usn · bouncycastle · debian · bookworm; usn · bouncycastle · debian · 12
- 1.72-2 · all · bookworm
  Affected
  usn · bouncycastle · debian · bookworm; usn · bouncycastle · debian · 12
[libbcmail-java]Affected
Source package: [bouncycastle]
Details (2)
- 1.72-2 · all · bookworm
  Affected
  usn · bouncycastle · debian · bookworm; usn · bouncycastle · debian · 12
- 1.72-2 · all · bookworm
  Affected
  usn · bouncycastle · debian · bookworm; usn · bouncycastle · debian · 12
[libbcpg-java]Affected
Source package: [bouncycastle]
Details (2)
- 1.72-2 · all · bookworm
  Affected
  usn · bouncycastle · debian · bookworm; usn · bouncycastle · debian · 12
- 1.72-2 · all · bookworm
  Affected
  usn · bouncycastle · debian · bookworm; usn · bouncycastle · debian · 12
[libbcpkix-java]Affected
Source package: [bouncycastle]
Details (2)
- 1.72-2 · all · bookworm
  Affected
  usn · bouncycastle · debian · bookworm; usn · bouncycastle · debian · 12
- 1.72-2 · all · bookworm
  Affected
  usn · bouncycastle · debian · bookworm; usn · bouncycastle · debian · 12
[libbcprov-java]Affected
Source package: [bouncycastle]
Details (2)
- 1.72-2 · all · bookworm
  Affected
  usn · bouncycastle · debian · bookworm; usn · bouncycastle · debian · 12
- 1.72-2 · all · bookworm
  Affected
  usn · bouncycastle · debian · bookworm; usn · bouncycastle · debian · 12
[libbctls-java]Affected
Source package: [bouncycastle]
Details (2)
- 1.72-2 · all · bookworm
  Affected
  usn · bouncycastle · debian · bookworm; usn · bouncycastle · debian · 12
- 1.72-2 · all · bookworm
  Affected
  usn · bouncycastle · debian · bookworm; usn · bouncycastle · debian · 12
[libbcutil-java]Affected
Source package: [bouncycastle]
Details (2)
- 1.72-2 · all · bookworm
  Affected
  usn · bouncycastle · debian · bookworm; usn · bouncycastle · debian · 12
- 1.72-2 · all · bookworm
  Affected
  usn · bouncycastle · debian · bookworm; usn · bouncycastle · debian · 12

[Debian 13 (Trixie)]

[libbcjmail-java]Fixed
Source package: [bouncycastle]
Details (2)
- 1.80-3 · all · trixie
  Fixed · Fixed: 1.80-1
  usn · bouncycastle · debian · 13
- 1.80-3 · all · trixie
  Fixed · Fixed: 1.80-1
  usn · bouncycastle · debian · 13
[libbcmail-java]Fixed
Source package: [bouncycastle]
Details (2)
- 1.80-3 · all · trixie
  Fixed · Fixed: 1.80-1
  usn · bouncycastle · debian · 13
- 1.80-3 · all · trixie
  Fixed · Fixed: 1.80-1
  usn · bouncycastle · debian · 13
[libbcpg-java]Fixed
Source package: [bouncycastle]
Details (2)
- 1.80-3 · all · trixie
  Fixed · Fixed: 1.80-1
  usn · bouncycastle · debian · 13
- 1.80-3 · all · trixie
  Fixed · Fixed: 1.80-1
  usn · bouncycastle · debian · 13
[libbcpkix-java]Fixed
Source package: [bouncycastle]
Details (2)
- 1.80-3 · all · trixie
  Fixed · Fixed: 1.80-1
  usn · bouncycastle · debian · 13
- 1.80-3 · all · trixie
  Fixed · Fixed: 1.80-1
  usn · bouncycastle · debian · 13
[libbcprov-java]Fixed
Source package: [bouncycastle]
Details (2)
- 1.80-3 · all · trixie
  Fixed · Fixed: 1.80-1
  usn · bouncycastle · debian · 13
- 1.80-3 · all · trixie
  Fixed · Fixed: 1.80-1
  usn · bouncycastle · debian · 13
[libbctls-java]Fixed
Source package: [bouncycastle]
Details (2)
- 1.80-3 · all · trixie
  Fixed · Fixed: 1.80-1
  usn · bouncycastle · debian · 13
- 1.80-3 · all · trixie
  Fixed · Fixed: 1.80-1
  usn · bouncycastle · debian · 13
[libbcutil-java]Fixed
Source package: [bouncycastle]
Details (2)
- 1.80-3 · all · trixie
  Fixed · Fixed: 1.80-1
  usn · bouncycastle · debian · 13
- 1.80-3 · all · trixie
  Fixed · Fixed: 1.80-1
  usn · bouncycastle · debian · 13

Observed: Oct 24, 2026, 8:25:41 PM UTC

References

[CERT-Bund public advisories] · [CISA cybersecurity advisories] · [Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX] · [Ubuntu Security Notices (USN)]