# [Critical] Photon OS Security Update   
## Summary   
Advisory ID : PHSA-2021-3.0-0253    
Type : Security   
Severity : ['Critical', 'Important', 'Moderate']    
Issued on : 2021-06-16   
Affected Versions : Photon OS 3.0    
   
## Details   
An update of {'zeromq','python-Pygments', 'libsolv'} packages of Photon OS has been released.   
   
## Affected Packages:    
### Critical    
zeromq - ['[CVE-2021-20236](https://nvd.nist.gov/vuln/detail/CVE-2021-20236)']    
### Important    
zeromq - ['[CVE-2021-20237](https://nvd.nist.gov/vuln/detail/CVE-2021-20237)']    
python-Pygments - ['[CVE-2021-20270](https://nvd.nist.gov/vuln/detail/CVE-2021-20270)', '[CVE-2021-27291](https://nvd.nist.gov/vuln/detail/CVE-2021-27291)']    
### Moderate    
zeromq - ['[CVE-2021-20234](https://nvd.nist.gov/vuln/detail/CVE-2021-20234)']   
libsolv - ['[CVE-2021-3200](https://nvd.nist.gov/vuln/detail/CVE-2021-3200)']   
   
## Solution     
Update the affected packages (tdnf update _package_)     
## Updated Packages Information    
python-Pygments-2.9.0-1.ph3.noarch.rpm , sha256 : 8ddd2cd6361f4c003be22c1c79d0664af436cfa2aae58d90d31dd5fc7d878cce , size : 1.8M , build_date : Tue, 15 Jun 2021 09:06:42 PDT    
libsolv-0.6.35-6.ph3.x86_64.rpm , sha256 : e82546116cf26c911d7bec572032c6e638844e6eb1149683ddf3e57fae4289a0 , size : 370K , build_date : Tue, 15 Jun 2021 08:39:26 PDT    
libsolv-devel-0.6.35-6.ph3.x86_64.rpm , sha256 : f2820480d61f456e2ae256a74e4d92eb11afa4d034582d802907b9e00f6eb811 , size : 98K , build_date : Tue, 15 Jun 2021 08:39:26 PDT    
zeromq-4.3.4-1.ph3.x86_64.rpm , sha256 : 4e1538356947ef92cebfe62225042e6aa1a8fa0b4ac78689a7a5ba940bcf9b6a , size : 1.2M , build_date : Tue, 15 Jun 2021 09:00:11 PDT    
zeromq-devel-4.3.4-1.ph3.x86_64.rpm , sha256 : 38af73d04f58de7a196d0aa311f583c063812041e4e4861f38a87a96e673a7ce , size : 166K , build_date : Tue, 15 Jun 2021 09:00:11 PDT