openconnect: CVE-2019-16239: Fix buffer overflow with chunked HTTP handling

Related Vulnerabilities: CVE-2019-16239  

Debian Bug report logs - #940871
openconnect: CVE-2019-16239: Fix buffer overflow with chunked HTTP handling

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Reported by: Salvatore Bonaccorso <carnil@debian.org>

Date: Sat, 21 Sep 2019 06:36:01 UTC

Severity: grave

Tags: security, upstream

Found in versions openconnect/8.02-1, openconnect/7.08-1

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Report forwarded to debian-bugs-dist@lists.debian.org, carnil@debian.org, team@security.debian.org, team@security.debian.org, Mike Miller <mtmiller@debian.org>:
Bug#940871; Package src:openconnect. (Sat, 21 Sep 2019 06:36:04 GMT) (full text, mbox, link).


Acknowledgement sent to Salvatore Bonaccorso <carnil@debian.org>:
New Bug report received and forwarded. Copy sent to carnil@debian.org, team@security.debian.org, team@security.debian.org, Mike Miller <mtmiller@debian.org>. (Sat, 21 Sep 2019 06:36:04 GMT) (full text, mbox, link).


Message #5 received at submit@bugs.debian.org (full text, mbox, reply):

From: Salvatore Bonaccorso <carnil@debian.org>
To: Debian Bug Tracking System <submit@bugs.debian.org>
Subject: openconnect: CVE-2019-16239: Fix buffer overflow with chunked HTTP handling
Date: Sat, 21 Sep 2019 08:32:25 +0200
Source: openconnect
Version: 8.02-1
Severity: grave
Tags: security upstream
Justification: user security hole
Control: found -1 7.08-1

Hi,

The following vulnerability was published for openconnect.

CVE-2019-16239[0]:
| process_http_response in OpenConnect before 8.05 has a Buffer Overflow
| when a malicious server uses HTTP chunked encoding with crafted chunk
| sizes.


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-2019-16239
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-16239
[1] https://github.com/openconnect/openconnect/commit/875f0a65ab73f4fb581ca870fd3a901bd278f8e8
[2] http://lists.infradead.org/pipermail/openconnect-devel/2019-September/005412.html

Regards,
Salvatore



Marked as found in versions openconnect/7.08-1. Request was from Salvatore Bonaccorso <carnil@debian.org> to submit@bugs.debian.org. (Sat, 21 Sep 2019 06:36:04 GMT) (full text, mbox, link).


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