openconnect: buffer overflow in certificate handling (CVE-2020-12823)

Related Vulnerabilities: CVE-2020-12823  

Debian Bug report logs - #960620
openconnect: buffer overflow in certificate handling (CVE-2020-12823)

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Reported by: Luca Boccassi <bluca@debian.org>

Date: Thu, 14 May 2020 17:54:01 UTC

Severity: important

Tags: pending, security, upstream

Found in versions openconnect/6.00-1, openconnect/7.08-1+deb9u1, openconnect/8.02-1+deb10u1, openconnect/8.09-1

Fixed in version 6.00-2+deb8u2

Forwarded to https://gitlab.com/openconnect/openconnect/-/merge_requests/108

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Report forwarded to debian-bugs-dist@lists.debian.org, Mike Miller <mtmiller@debian.org>:
Bug#960620; Package openconnect. (Thu, 14 May 2020 17:54:03 GMT) (full text, mbox, link).


Acknowledgement sent to Luca Boccassi <bluca@debian.org>:
New Bug report received and forwarded. Copy sent to Mike Miller <mtmiller@debian.org>. (Thu, 14 May 2020 17:54:03 GMT) (full text, mbox, link).


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

From: Luca Boccassi <bluca@debian.org>
To: "submit@bugs.debian.org" <submit@bugs.debian.org>
Subject: openconnect: buffer overflow in certificate handling (CVE-2020-12823)
Date: Thu, 14 May 2020 18:50:57 +0100
[Message part 1 (text/plain, inline)]
Package: openconnect
Version: 6.00-1
Severity: important
Tags: security

Openconnect is affected by a buffer overflow in certificate handling,
that goes back at least to 6.00-1 (old-old-stable).

Fixed upstream by:

https://gitlab.com/openconnect/openconnect/-/merge_requests/108

-- 
Kind regards,
Luca Boccassi
[signature.asc (application/pgp-signature, inline)]

Message sent on to Luca Boccassi <bluca@debian.org>:
Bug#960620. (Thu, 14 May 2020 18:21:09 GMT) (full text, mbox, link).


Message #8 received at 960620-submitter@bugs.debian.org (full text, mbox, reply):

From: Luca Boccassi <noreply@salsa.debian.org>
To: 960620-submitter@bugs.debian.org
Subject: Bug#960620 marked as pending in openconnect
Date: Thu, 14 May 2020 18:18:12 +0000
Control: tag -1 pending

Hello,

Bug #960620 in openconnect reported by you has been fixed in the
Git repository and is awaiting an upload. You can see the commit
message below and you can check the diff of the fix at:

https://salsa.debian.org/debian/openconnect/-/commit/6a08dff61901e6cf1ff1f1840f3af97f4b10bbfc

------------------------------------------------------------------------
Backport patch to fix CVE-2020-12823

Closes: #960620
------------------------------------------------------------------------

(this message was generated automatically)
-- 
Greetings

https://bugs.debian.org/960620



Added tag(s) pending. Request was from Luca Boccassi <noreply@salsa.debian.org> to 960620-submitter@bugs.debian.org. (Thu, 14 May 2020 18:21:09 GMT) (full text, mbox, link).


Added tag(s) upstream. Request was from Salvatore Bonaccorso <carnil@debian.org> to control@bugs.debian.org. (Thu, 14 May 2020 19:27:03 GMT) (full text, mbox, link).


Set Bug forwarded-to-address to 'https://gitlab.com/openconnect/openconnect/-/merge_requests/108'. Request was from Salvatore Bonaccorso <carnil@debian.org> to control@bugs.debian.org. (Thu, 14 May 2020 19:27:03 GMT) (full text, mbox, link).


Marked as found in versions openconnect/8.09-1. Request was from Salvatore Bonaccorso <carnil@debian.org> to control@bugs.debian.org. (Thu, 14 May 2020 19:36:02 GMT) (full text, mbox, link).


Marked as found in versions openconnect/8.02-1+deb10u1. Request was from Salvatore Bonaccorso <carnil@debian.org> to control@bugs.debian.org. (Thu, 14 May 2020 19:36:02 GMT) (full text, mbox, link).


Marked as found in versions openconnect/7.08-1+deb9u1. Request was from Salvatore Bonaccorso <carnil@debian.org> to control@bugs.debian.org. (Thu, 14 May 2020 19:36:03 GMT) (full text, mbox, link).


Information forwarded to debian-bugs-dist@lists.debian.org, Mike Miller <mtmiller@debian.org>:
Bug#960620; Package openconnect. (Thu, 14 May 2020 22:00:05 GMT) (full text, mbox, link).


Acknowledgement sent to Luca Boccassi <bluca@debian.org>:
Extra info received and forwarded to list. Copy sent to Mike Miller <mtmiller@debian.org>. (Thu, 14 May 2020 22:00:05 GMT) (full text, mbox, link).


Message #25 received at 960620@bugs.debian.org (full text, mbox, reply):

From: Luca Boccassi <bluca@debian.org>
To: 960620@bugs.debian.org
Cc: security@debian.org
Subject: Re: openconnect: buffer overflow in certificate handling (CVE-2020-12823)
Date: Thu, 14 May 2020 22:57:44 +0100
[Message part 1 (text/plain, inline)]
On Thu, 2020-05-14 at 18:50 +0100, Luca Boccassi wrote:
> Package: openconnect
> Version: 6.00-1
> Severity: important
> Tags: security
> 
> Openconnect is affected by a buffer overflow in certificate handling,
> that goes back at least to 6.00-1 (old-old-stable).
> 
> Fixed upstream by:
> 
> https://gitlab.com/openconnect/openconnect/-/merge_requests/108

Dear security team,

I uploaded to old-old-stable on request from the LTS team. How would
you like to handle stable and old-stable?

-- 
Kind regards,
Luca Boccassi
[signature.asc (application/pgp-signature, inline)]

Marked as fixed in versions 6.00-2+deb8u2. Request was from Luca Boccassi <bluca@debian.org> to control@bugs.debian.org. (Fri, 15 May 2020 09:54:07 GMT) (full text, mbox, link).


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