Bug#926885: lighttpd: CVE-2019-11072

[Salvatore Bonaccorso <carnil@debian.org>]

Source: lighttpd
Version: 1.4.53-3
Severity: grave
Tags: security upstream
Forwarded: https://redmine.lighttpd.net/issues/2945

Hi,

The following vulnerability was published for lighttpd.

CVE-2019-11072[0]:
| lighttpd before 1.4.54 has a signed integer overflow, which might
| allow remote attackers to cause a denial of service (application
| crash) or possibly have unspecified other impact via a malicious HTTP
| GET request, as demonstrated by mishandling of /%2F? in
| burl_normalize_2F_to_slash_fix in burl.c.


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-2019-11072
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-11072
[1] https://redmine.lighttpd.net/issues/2945
[2] https://github.com/lighttpd/lighttpd1.4/commit/32120d5b8b3203fc21ccb9eafb0eaf824bb59354

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore