Debian Security Advisory

DLA-1999-1 symfony -- LTS security update

Date Reported:
18 Nov 2019
Affected Packages:
Security database references:
In Mitre's CVE dictionary: CVE-2019-18886, CVE-2019-18887, CVE-2019-18888.
More information:

Multiple vulnerabilities have been found in the Symfony PHP framework which could lead to a timing attack/information leak, argument injection and code execution via unserialization.

For Debian 8 Jessie, these problems have been fixed in version 2.3.21+dfsg-4+deb8u6.

We recommend that you upgrade your symfony packages.

Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: