# [Critical] Photon OS Security Update   
## Summary   
Advisory ID : PHSA-2021-2.0-0358    
Type : Security   
Severity : ['Critical', 'Important', 'Moderate']    
Issued on : 2021-06-16   
Affected Versions : Photon OS 2.0    
   
## Details   
An update of {'libjpeg-turbo', 'nss', 'zookeeper'} packages of Photon OS has been released.   
   
## Affected Packages:    
### Critical    
nss - ['[CVE-2020-12403](https://nvd.nist.gov/vuln/detail/CVE-2020-12403)']    
### Important    
libjpeg-turbo - ['[CVE-2020-17541](https://nvd.nist.gov/vuln/detail/CVE-2020-17541)']    
### Moderate    
zookeeper - ['[CVE-2021-21409](https://nvd.nist.gov/vuln/detail/CVE-2021-21409)']   
   
## Solution     
Update the affected packages (tdnf update _package_)     
## Updated Packages Information    
libjpeg-turbo-2.1.0-1.ph2.x86_64.rpm , sha256 : 33867e18ecc080cf3c58eb1c44f0dfbd4cc29918e440b51bfccde02ac18319ad , size : 661K , build_date : Wed, 16 Jun 2021 15:11:20 PDT    
libjpeg-turbo-devel-2.1.0-1.ph2.x86_64.rpm , sha256 : 583cad9262c5c7b091d3190d0c9d760c247569864e838f2f3e63b59401c715a4 , size : 47K , build_date : Wed, 16 Jun 2021 15:11:20 PDT    
nss-3.44-5.ph2.x86_64.rpm , sha256 : db434ad0a6587d968940e44e41748ceeba6dc94d6c4d1deccfcd4229b161c762 , size : 917K , build_date : Wed, 16 Jun 2021 15:04:55 PDT    
nss-devel-3.44-5.ph2.x86_64.rpm , sha256 : f677e5c62b0b59d7e27195faf27b45f5e3e7d6f9bdb1fd76dd2afd68d1dc142b , size : 458K , build_date : Wed, 16 Jun 2021 15:04:55 PDT    
nss-libs-3.44-5.ph2.x86_64.rpm , sha256 : ab34475ae8debf7d3b4495d64ad56703712ef906f7800006e0a00bee9330107f , size : 909K , build_date : Wed, 16 Jun 2021 15:04:55 PDT    
zookeeper-3.6.3-1.ph2.x86_64.rpm , sha256 : 86c3a9d3f54a3d28ffdea6c948bb5dba0086bb27c4a15d19695599d9c15ba088 , size : 9.9M , build_date : Wed, 16 Jun 2021 15:11:54 PDT