# Critical Photon OS Security Update

## Summary
  
Advisory Id     : PHSA-2026-5.0-91-0831
  
Type            : Security
  
Severity        : ['Critical', 'Important', 'Moderate', 'Low']
  
Issue date      : 2026-04-24
  
Affected Release: 5.0-91

## Details
  
Updates of ['erlang'] packages of Photon OS have been released.
## Affected Packages

### Critical
  
erlang - ['[CVE-2026-23941](https://nvd.nist.gov/vuln/detail/CVE-2026-23941)', '[CVE-2026-28808](https://nvd.nist.gov/vuln/detail/CVE-2026-28808)']

### Important
  
erlang - ['[CVE-2026-32144](https://nvd.nist.gov/vuln/detail/CVE-2026-32144)']

### Moderate
  
erlang - ['[CVE-2026-23942](https://nvd.nist.gov/vuln/detail/CVE-2026-23942)', '[CVE-2026-23943](https://nvd.nist.gov/vuln/detail/CVE-2026-23943)', '[CVE-2026-21620](https://nvd.nist.gov/vuln/detail/CVE-2026-21620)']

### Low
  
erlang - ['[CVE-2026-28810](https://nvd.nist.gov/vuln/detail/CVE-2026-28810)']

## Solution
  
Update the affected packages (tdnf update package)

## Updated Packages Information
  
erlang-27.3.4.10-1.ph5.x86_64.rpm | size : 43M , sha256 : 2247722ae42b7e11225ae7b31a221429a6f3e6f2867cd9858d7ffd5215ef5785 , build time : Thu, 23 Apr 2026 22:49:03 UTC
  
erlang-sd_notify-1.1-10.ph5.x86_64.rpm | size : 16K , sha256 : e26c540a6e44a7c1ea621f524203b3f8505dd1b159b1ffa7dfeffcd5693971ed , build time : Thu, 23 Apr 2026 23:04:51 UTC