# Critical Photon OS Security Update

## Summary
  
Advisory Id     : PHSA-2026-4.0-1061
  
Type            : Security
  
Severity        : ['Critical', 'Important', 'Moderate']
  
Issue date      : 2026-08-06
  
Affected Release: 4.0

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

### Critical
  
curl - ['[BDSA-2026-16980](https://nvd.nist.gov/vuln/detail/BDSA-2026-16980)', '[CVE-2026-8927](https://nvd.nist.gov/vuln/detail/CVE-2026-8927)', '[BDSA-2026-16982](https://nvd.nist.gov/vuln/detail/BDSA-2026-16982)', '[CVE-2026-11564](https://nvd.nist.gov/vuln/detail/CVE-2026-11564)', '[CVE-2026-8924](https://nvd.nist.gov/vuln/detail/CVE-2026-8924)', '[BDSA-2026-16983](https://nvd.nist.gov/vuln/detail/BDSA-2026-16983)', '[BDSA-2026-16931](https://nvd.nist.gov/vuln/detail/BDSA-2026-16931)', '[BDSA-2026-17015](https://nvd.nist.gov/vuln/detail/BDSA-2026-17015)']

### Important
  
curl - ['[CVE-2026-8932](https://nvd.nist.gov/vuln/detail/CVE-2026-8932)', '[CVE-2026-8286](https://nvd.nist.gov/vuln/detail/CVE-2026-8286)', '[CVE-2026-9546](https://nvd.nist.gov/vuln/detail/CVE-2026-9546)', '[BDSA-2026-16934](https://nvd.nist.gov/vuln/detail/BDSA-2026-16934)', '[CVE-2026-12064](https://nvd.nist.gov/vuln/detail/CVE-2026-12064)', '[CVE-2026-9545](https://nvd.nist.gov/vuln/detail/CVE-2026-9545)', '[CVE-2026-9547](https://nvd.nist.gov/vuln/detail/CVE-2026-9547)', '[CVE-2026-9080](https://nvd.nist.gov/vuln/detail/CVE-2026-9080)']

### Moderate
  
curl - ['[CVE-2026-8458](https://nvd.nist.gov/vuln/detail/CVE-2026-8458)']

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

## Updated Packages Information
  
curl-8.21.0-1.ph4.x86_64.rpm | size : 284K , sha256 : 490a9b35f8d4ab163f62d7ea4a346f8b74e02496b07e2725b471bbc02794f62e , build time : Thu, 06 Aug 2026 09:51:29 UTC
  
curl-devel-8.21.0-1.ph4.x86_64.rpm | size : 764K , sha256 : ea18b75a92cc3d79f196dbf3dac09a76d20d9102681366e6812f89297c395dfd , build time : Thu, 06 Aug 2026 09:51:29 UTC
  
curl-libs-8.21.0-1.ph4.x86_64.rpm | size : 400K , sha256 : c175e3b6cc2018605cb43f3203244bc24f3cc319455b86d59e9391a16c4f1c5f , build time : Thu, 06 Aug 2026 09:51:29 UTC