[DRE-maint] Bug#954304: rails: CVE-2020-5267: Possible XSS vulnerability in ActionView

[Salvatore Bonaccorso]

Source: rails
Version: 2:5.2.4.1+dfsg-1
Severity: important
Tags: security upstream
Control: found -1 2:6.0.2.1+dfsg-2
Control: found -1 2:5.2.2.1+dfsg-1
Control: found -1 2:4.2.7.1-1+deb9u1
Control: found -1 2:4.2.7.1-1

Hi,

The following vulnerability was published for rails.

CVE-2020-5267[0]:
| In ActionView before versions 6.0.2.2 and 5.2.4.2, there is a possible
| XSS vulnerability in ActionView's JavaScript literal escape helpers.
| Views that use the `j` or `escape_javascript` methods may be
| susceptible to XSS attacks. The issue is fixed in versions 6.0.2.2 and
| 5.2.4.2.


If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2020-5267
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-5267
[1] https://www.openwall.com/lists/oss-security/2020/03/19/1

Regards,
Salvatore