# CVE-2026-47372: libcrypt-saltedhash-perl: Crypt::SaltedHash versions through 0.09 for Perl generate insecure random values for salts

CVE-2026-47372 is fixed in 3 products on 1 platform, first by libcrypt-saltedhash-perl 0.09-1ubuntu0.18.04.1~esm1, released May 20, 2026. It is not reported as exploited. Patch Radar priority: Urgent.

- Web page: https://patchblox.com/security/cve/CVE-2026-47372
- Priority: Urgent
- CVSS: 9.1 (critical)
- EPSS: 0.0040
- CISA KEV: not listed
- Exploited (vendor report): no
- Publicly disclosed: no
- Published: May 20, 2026

## Description

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.

## Where it's fixed

| Platform | Product | Fixed in | Fix | Released |
|---|---|---|---|---|
| Linux | libcrypt-saltedhash-perl Debian 14 | 0.11-1 | [DEBIAN-CVE-2026-47372](https://patchblox.com/security/data/fix/linux/debian-cve-2026-47372.md) | May 27, 2026 |
| Linux | libcrypt-saltedhash-perl Ubuntu 18.04.6 LTS (bionic) | 0.09-1ubuntu0.18.04.1~esm1 | [libcrypt-saltedhash-perl 0.09-1ubuntu0.18.04.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-bionic-libcrypt-saltedhash-perl-0.09-1ubuntu0.18.04.1-esm1.md) | May 20, 2026 |
| Linux | libcrypt-saltedhash-perl Ubuntu 20.04 LTS (focal) | 0.09-1ubuntu0.20.04.1~esm1 | [libcrypt-saltedhash-perl 0.09-1ubuntu0.20.04.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-focal-libcrypt-saltedhash-perl-0.09-1ubuntu0.20.04.1-esm1.md) | May 20, 2026 |
| Linux | libcrypt-saltedhash-perl Ubuntu 22.04.1 LTS (jammy) | 0.09-1.1ubuntu0.1~esm1 | [libcrypt-saltedhash-perl 0.09-1.1ubuntu0.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-libcrypt-saltedhash-perl-0.09-1.1ubuntu0.1-esm1.md) | May 20, 2026 |
| Linux | libcrypt-saltedhash-perl Ubuntu 24.04.5 LTS (noble) | 0.09-3ubuntu0.24.04.1~esm1 | [libcrypt-saltedhash-perl 0.09-3ubuntu0.24.04.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-noble-libcrypt-saltedhash-perl-0.09-3ubuntu0.24.04.1-esm1.md) | May 20, 2026 |
| Linux | libcrypt-saltedhash-perl Ubuntu 25.10 (questing) | 0.09-3ubuntu0.25.10.1 | [libcrypt-saltedhash-perl 0.09-3ubuntu0.25.10.1](https://patchblox.com/security/data/fix/linux/ubuntu-questing-libcrypt-saltedhash-perl-0.09-3ubuntu0.25.10.1.md) | May 20, 2026 |
| Linux | libcrypt-saltedhash-perl Ubuntu 26.04.1 LTS (resolute) | 0.09-3ubuntu0.26.04.1~esm1 | [libcrypt-saltedhash-perl 0.09-3ubuntu0.26.04.1~esm1](https://patchblox.com/security/data/fix/linux/ubuntu-resolute-libcrypt-saltedhash-perl-0.09-3ubuntu0.26.04.1-esm1.md) | May 20, 2026 |
| Linux | perl-Crypt-SaltedHash opensuse-leap 16.0 | 0.110.0-bp160.1.1 | [OPENSUSE-SU-2026:20986-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-20986-1.md) | Jun 15, 2026 |
| Linux | perl-Crypt-SysRandom opensuse-leap 16.0 | 0.7.0-bp160.1.1 | [OPENSUSE-SU-2026:20986-1](https://patchblox.com/security/data/fix/linux/opensuse-su-2026-20986-1.md) | Jun 15, 2026 |

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Data as of 2026-11-08T06:59:42Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo

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