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DEBIAN-CVE-2026-59649

Type: advisorySource: OSV1 source record

In Bouncy Castle for Java before 1.85, OpenPGP user-attribute subpacket length bounded only by JVM max memory. This issue also affects Bouncy Castle for Java LTS before 2.73.12, and Bouncy Castle for Java FIPS (BC-FJA) before bcpg-fips 1.0.13 (1.0.X series), 2.0.13 (2.0.X series) and 2.1.13 (2.1.X series).

Announced Group revision 1
Original source ↗

DEBIAN-CVE-2026-59649

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: osv:DEBIAN-CVE-2026-59649

bouncycastle

Source reference: /affected/0/package/name

Affected versions
1.72-2

Source reference: /affected/0/versions

1.77-1

Source reference: /affected/0/versions

1.80-1

Source reference: /affected/0/versions

1.80-2

Source reference: /affected/0/versions

1.80-3

Source reference: /affected/0/versions

1.86-1

Source reference: /affected/0/versions

Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

bouncycastle

Source reference: /affected/1/package/name

Affected versions
1.80-3

Source reference: /affected/1/versions

1.86-1

Source reference: /affected/1/versions

Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

bouncycastle

Source reference: /affected/2/package/name

Affected versions
1.80-3

Source reference: /affected/2/versions

Fixed versions
1.86-1

Source reference: /affected/2/ranges

Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          }
        ]
      }
    ],
    "package": {
      "name": "bouncycastle",
      "purl": "pkg:deb/debian/bouncycastle?arch=source&distro=bookworm",
      "ecosystem": "Debian:12"
    },
    "versions": [
      "1.72-2",
      "1.77-1",
      "1.80-1",
      "1.80-2",
      "1.80-3",
      "1.86-1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-59649.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          }
        ]
      }
    ],
    "package": {
      "name": "bouncycastle",
      "purl": "pkg:deb/debian/bouncycastle?arch=source&distro=trixie",
      "ecosystem": "Debian:13"
    },
    "versions": [
      "1.80-3",
      "1.86-1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-59649.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "1.86-1"
          }
        ]
      }
    ],
    "package": {
      "name": "bouncycastle",
      "purl": "pkg:deb/debian/bouncycastle?arch=source&distro=forky",
      "ecosystem": "Debian:14"
    },
    "versions": [
      "1.80-3"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-59649.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  }
]
Related CVEs
CVE-2026-59649

Source reference: /upstream

Publisher severity

high

Source reference: /severity/0/score

Event
#72859 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement

Revision history

  1. DEBIAN-CVE-2026-59649 · Revision 1Source updated