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DEBIAN-CVE-2026-9638

Type: advisorySource: OSV1 source record

Crypt::PBKDF2 versions before 0.261630 for Perl generate insecure random values for salts. These versions use the built-in rand function, which is predictable and unsuitable for cryptography.

Announced Group revision 1
Original source ↗

DEBIAN-CVE-2026-9638

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-2026-9638

libcrypt-pbkdf2-perl

Source reference: /affected/0/package/name

Affected versions
0.161520-2

Source reference: /affected/0/versions

Fixed versions
0.261630-1~deb13u1~deb12u1

Source reference: /affected/0/ranges

Prerequisites
Not stated in this record

libcrypt-pbkdf2-perl

Source reference: /affected/1/package/name

Affected versions
0.161520-2

Source reference: /affected/1/versions

0.261630-1~deb13u1~deb12u1

Source reference: /affected/1/versions

Fixed versions
0.261630-1~deb13u1

Source reference: /affected/1/ranges

Prerequisites
Not stated in this record

libcrypt-pbkdf2-perl

Source reference: /affected/2/package/name

Affected versions
0.161520-2

Source reference: /affected/2/versions

0.261630-1~deb13u1

Source reference: /affected/2/versions

0.261630-1~deb13u1~deb12u1

Source reference: /affected/2/versions

Fixed versions
0.261630-1

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"
          },
          {
            "fixed": "0.261630-1~deb13u1~deb12u1"
          }
        ]
      }
    ],
    "package": {
      "name": "libcrypt-pbkdf2-perl",
      "purl": "pkg:deb/debian/libcrypt-pbkdf2-perl?arch=source&distro=bookworm",
      "ecosystem": "Debian:12"
    },
    "versions": [
      "0.161520-2"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-9638.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "0.261630-1~deb13u1"
          }
        ]
      }
    ],
    "package": {
      "name": "libcrypt-pbkdf2-perl",
      "purl": "pkg:deb/debian/libcrypt-pbkdf2-perl?arch=source&distro=trixie",
      "ecosystem": "Debian:13"
    },
    "versions": [
      "0.161520-2",
      "0.261630-1~deb13u1~deb12u1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-9638.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  },
  {
    "ranges": [
      {
        "type": "ECOSYSTEM",
        "events": [
          {
            "introduced": "0"
          },
          {
            "fixed": "0.261630-1"
          }
        ]
      }
    ],
    "package": {
      "name": "libcrypt-pbkdf2-perl",
      "purl": "pkg:deb/debian/libcrypt-pbkdf2-perl?arch=source&distro=forky",
      "ecosystem": "Debian:14"
    },
    "versions": [
      "0.161520-2",
      "0.261630-1~deb13u1",
      "0.261630-1~deb13u1~deb12u1"
    ],
    "database_specific": {
      "source": "https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-9638.json"
    },
    "ecosystem_specific": {
      "urgency": "not yet assigned"
    }
  }
]

Publisher severity

No explicit severity was provided.

Event
#58588 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement

Revision history

  1. DEBIAN-CVE-2026-9638 · Revision 1Source updated