ubuntu-cve-2026-47372
Vulnerability from osv_ubuntu
Published
2026-05-20 22:16
Modified
2026-06-11 08:56
Summary
Details
Crypt::SaltedHash versions through 0.09 for Perl generate insecure random values for salts. These versions use the built-in rand function, which is predictable and unsuitable for cryptography.
Severity
9.1 (Critical)
N/A (UNKNOWN)
References
{
"affected": [
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro with Legacy support add-on: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "libcrypt-saltedhash-perl",
"binary_version": "0.09-1ubuntu0.16.04.1~esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:16.04:LTS",
"name": "libcrypt-saltedhash-perl",
"purl": "pkg:deb/ubuntu/libcrypt-saltedhash-perl@0.09-1ubuntu0.16.04.1~esm1?arch=source\u0026distro=esm-apps-legacy/xenial"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "0.09-1ubuntu0.16.04.1~esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"0.09-1"
]
},
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "libcrypt-saltedhash-perl",
"binary_version": "0.09-1ubuntu0.18.04.1~esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:18.04:LTS",
"name": "libcrypt-saltedhash-perl",
"purl": "pkg:deb/ubuntu/libcrypt-saltedhash-perl@0.09-1ubuntu0.18.04.1~esm1?arch=source\u0026distro=esm-apps/bionic"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "0.09-1ubuntu0.18.04.1~esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"0.09-1"
]
},
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "libcrypt-saltedhash-perl",
"binary_version": "0.09-1ubuntu0.20.04.1~esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:20.04:LTS",
"name": "libcrypt-saltedhash-perl",
"purl": "pkg:deb/ubuntu/libcrypt-saltedhash-perl@0.09-1ubuntu0.20.04.1~esm1?arch=source\u0026distro=esm-apps/focal"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "0.09-1ubuntu0.20.04.1~esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"0.09-1"
]
},
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "libcrypt-saltedhash-perl",
"binary_version": "0.09-1.1ubuntu0.1~esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:22.04:LTS",
"name": "libcrypt-saltedhash-perl",
"purl": "pkg:deb/ubuntu/libcrypt-saltedhash-perl@0.09-1.1ubuntu0.1~esm1?arch=source\u0026distro=esm-apps/jammy"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "0.09-1.1ubuntu0.1~esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"0.09-1.1"
]
},
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "libcrypt-saltedhash-perl",
"binary_version": "0.09-3ubuntu0.24.04.1~esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:24.04:LTS",
"name": "libcrypt-saltedhash-perl",
"purl": "pkg:deb/ubuntu/libcrypt-saltedhash-perl@0.09-3ubuntu0.24.04.1~esm1?arch=source\u0026distro=esm-apps/noble"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "0.09-3ubuntu0.24.04.1~esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"0.09-3"
]
},
{
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "libcrypt-saltedhash-perl",
"binary_version": "0.09-3ubuntu0.25.10.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:25.10",
"name": "libcrypt-saltedhash-perl",
"purl": "pkg:deb/ubuntu/libcrypt-saltedhash-perl@0.09-3ubuntu0.25.10.1?arch=source\u0026distro=questing"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "0.09-3ubuntu0.25.10.1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"0.09-3"
]
},
{
"ecosystem_specific": {
"availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
"binaries": [
{
"binary_name": "libcrypt-saltedhash-perl",
"binary_version": "0.09-3ubuntu0.26.04.1~esm1"
}
]
},
"package": {
"ecosystem": "Ubuntu:Pro:26.04:LTS",
"name": "libcrypt-saltedhash-perl",
"purl": "pkg:deb/ubuntu/libcrypt-saltedhash-perl@0.09-3ubuntu0.26.04.1~esm1?arch=source\u0026distro=esm-apps/resolute"
},
"ranges": [
{
"events": [
{
"introduced": "0"
},
{
"fixed": "0.09-3ubuntu0.26.04.1~esm1"
}
],
"type": "ECOSYSTEM"
}
],
"versions": [
"0.09-3"
]
}
],
"aliases": [],
"details": "Crypt::SaltedHash versions through 0.09 for Perl generate insecure random values for salts. These versions use the built-in rand function, which is predictable and unsuitable for cryptography.",
"id": "UBUNTU-CVE-2026-47372",
"modified": "2026-06-11T08:56:26Z",
"published": "2026-05-20T22:16:00Z",
"references": [
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2026-47372"
},
{
"type": "REPORT",
"url": "https://www.cve.org/CVERecord?id=CVE-2026-47372"
},
{
"type": "REPORT",
"url": "https://lists.security.metacpan.org/cve-announce/msg/40252126/"
},
{
"type": "REPORT",
"url": "https://github.com/robrwo/perl-Crypt-SaltedHash/commit/9b68437d2cd420b819b3a795474c3870338d38d5.patch"
},
{
"type": "REPORT",
"url": "https://metacpan.org/release/RRWO/Crypt-SaltedHash-0.10/changes"
},
{
"type": "REPORT",
"url": "http://www.openwall.com/lists/oss-security/2026/05/20/22"
},
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-8418-1"
}
],
"related": [
"USN-8418-1"
],
"schema_version": "1.7.0",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
],
"upstream": [
"CVE-2026-47372"
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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