[USN-4583-2] PHP vulnerabilities

Leonidas S. Barbosa leo.barbosa at canonical.com
Tue Oct 27 13:52:11 UTC 2020

Ubuntu Security Notice USN-4583-2
October 27, 2020

php7.4 vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 20.10


Several security issues were fixed in PHP.

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


USN-4583-1 fixed vulnerabilities in PHP. This update provides
the corresponding update for Ubuntu 20.10.

Original advisory 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. (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)

Update instructions:

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

Ubuntu 20.10:
  libapache2-mod-php7.4           7.4.9-1ubuntu1.1
  php7.4-cgi                      7.4.9-1ubuntu1.1
  php7.4-cli                      7.4.9-1ubuntu1.1
  php7.4-curl                     7.4.9-1ubuntu1.1
  php7.4-fpm                      7.4.9-1ubuntu1.1

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

  CVE-2020-7069, CVE-2020-7070

Package Information:
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