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DEBIAN-CVE-2026-58063

Type: advisorySource: OSV1 source record

In Bouncy Castle for Java before 1.85, BCFKS keystore load honours unbounded KDF cost from untrusted file. 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).

Announced Group revision 1
Original source ↗

DEBIAN-CVE-2026-58063

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-2026-58063

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-2026-58063.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-2026-58063.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-2026-58063.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  }
]
Related CVEs
CVE-2026-58063

Source reference: /upstream

Publisher severity

medium

Source reference: /severity/0/score

Event
#72871 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement

Revision history

  1. DEBIAN-CVE-2026-58063 · Revision 1Source updated