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Ubuntu 20.04 LTS: USN-4583-1 Moderate: PHP Security Issues Addressed

ubuntu
Calendar Grey October 14, 2020
Dist Ubuntu Esm H88
Several vulnerabilities in PHP were resolved in Ubuntu Security Notice USN-4583-1, along with advised patches.
Several security issues were fixed in PHP.

Summary

Several security issues were fixed in PHP.

Software Description:

- php7.4: server-side, HTML-embedded scripting language (metapackage)

- php7.2: HTML-embedded scripting language interpreter

- php7.0: HTML-embedded scripting language interpreter

- php5: HTML-embedded scripting language interpreter

Details:

It was discovered that PHP incorrectly handled certain encrypt ciphers.

An attacker could possibly use this issue to decrease security or cause

incorrect encryption data. This issue only affected Ubuntu 18.04 LTS and

Ubuntu 20.04 LTS. (CVE-2020-7069)

It was discorevered that PHP incorrectly handled certain HTTP cookies.

An attacker could possibly use this issue to forge cookie which is supposed to

be secure. (CVE-2020-7070)

Topics%20covered

Topics Covered

security advisory software update Ubuntu PHP package fix encryption issue HTTP cookie issue

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 20.04 LTS:
  libapache2-mod-php7.4           7.4.3-4ubuntu2.4
  php7.4-cgi                      7.4.3-4ubuntu2.4
  php7.4-cli                      7.4.3-4ubuntu2.4
  php7.4-curl                     7.4.3-4ubuntu2.4
  php7.4-fpm                      7.4.3-4ubuntu2.4

Ubuntu 18.04 LTS:
  libapache2-mod-php7.2           7.2.24-0ubuntu0.18.04.7
  php7.2-cgi                      7.2.24-0ubuntu0.18.04.7
  php7.2-cli                      7.2.24-0ubuntu0.18.04.7
  php7.2-curl                     7.2.24-0ubuntu0.18.04.7
  php7.2-fpm                      7.2.24-0ubuntu0.18.04.7

Ubuntu 16.04 LTS:
  libapache2-mod-php7.0           7.0.33-0ubuntu0.16.04.16
  php7.0-cgi                      7.0.33-0ubuntu0.16.04.16
  php7.0-cli                      7.0.33-0ubuntu0.16.04.16
  php7.0-curl                     7.0.33-0ubuntu0.16.04.16
  php7.0-fpm                      7.0.33-0ubuntu0.16.04.16

Ubuntu 14.04 ESM:
  libapache2-mod-php5             5.5.9+dfsg-1ubuntu4.29+esm13
  php5-cgi                        5.5.9+dfsg-1ubuntu4.29+esm13
  php5-cli                        5.5.9+dfsg-1ubuntu4.29+esm13
  php5-curl                       5.5.9+dfsg-1ubuntu4.29+esm13
  php5-fpm                        5.5.9+dfsg-1ubuntu4.29+esm13

Ubuntu 12.04 ESM:
  libapache2-mod-php5             5.3.10-1ubuntu3.48
  php5-cgi                        5.3.10-1ubuntu3.48
  php5-cli                        5.3.10-1ubuntu3.48
  php5-curl                       5.3.10-1ubuntu3.48
  php5-fpm                        5.3.10-1ubuntu3.48

In general, a standard system update will make all the necessary changes.

References

https://ubuntu.com/security/notices/USN-4583-1

CVE-2020-7069, CVE-2020-7070

Severity
important
Lowest
Low
Medium
High
Critical

October 14, 2020

Topics%20covered

Topics Covered

security advisory software update Ubuntu PHP package fix encryption issue HTTP cookie issue

Package Information

https://launchpad.net/ubuntu/+source/php7.4/7.4.3-4ubuntu2.4
https://launchpad.net/ubuntu/+source/php7.2/7.2.24-0ubuntu0.18.04.7
https://launchpad.net/ubuntu/+source/php7.0/7.0.33-0ubuntu0.16.04.16

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