Login
Login-Name Passwort


 
Newsletter
Werbung

Sicherheit: Denial of Service in nghttp2
Aktuelle Meldungen Distributionen
Name: Denial of Service in nghttp2
ID: 201612-06
Distribution: Gentoo
Plattformen: Keine Angabe
Datum: So, 4. Dezember 2016, 16:36
Referenzen: http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8659

Originalnachricht

This is an OpenPGP/MIME signed message (RFC 4880 and 3156)
--Hlp7LCXjrOhqePVGrHWEjnfU7ERNdvDdF
Content-Type: multipart/mixed;
boundary="5wpAfgdEs3JS4Be8nvtVG25RqosxFFxQ3"
From: Aaron Bauman <bman@gentoo.org>
To: gentoo-announce@lists.gentoo.org
Message-ID: <5e2ad3db-1c61-835c-1ff0-b82d3c71685d@gentoo.org>
Subject: [ GLSA 201612-06 ] nghttp2: Heap-use-after-free

--5wpAfgdEs3JS4Be8nvtVG25RqosxFFxQ3
Content-Type: multipart/alternative;
boundary="------------AE4405150AD996DDAA44DE6E"

This is a multi-part message in MIME format.
--------------AE4405150AD996DDAA44DE6E
Content-Type: text/plain; charset=utf-
Content-Transfer-Encoding: quoted-printable

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
Gentoo Linux Security Advisory GLSA 201612-06
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
https://security.gentoo.org/
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Severity: Normal
Title: nghttp2: Heap-use-after-free
Date: December 04, 2016
Bugs: #569518
ID: 201612-06

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Synopsis
========

Nghttp2 is vulnerable to a heap-use-after-free flaw in idle stream
handling code.

Background
==========

Nghttp2 is an implementation of HTTP/2 and its header compression
algorithm HPACK in C.

Affected packages
=================

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-libs/nghttp2 < 1.6.0 >= 1.6.0

Description
===========

A heap-use-after-free vulnerability has been discovered in nghttp2.
Please review the CVE identifier referenced below for details.

Impact
======

The impact of the vulnerability is still unknown.

Workaround
==========

There is no known workaround at this time.

Resolution
==========

All nghttp2 users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose ">=net-libs/nghttp2-1.6.0"

References
==========

[ 1 ] CVE-2015-8659
http://nvd.nist.gov/nvd.cfm?cvename=CVE-2015-8659

Availability
============

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

https://security.gentoo.org/glsa/201612-06

Concerns?
=========

Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.

License
=======

Copyright 2016 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

http://creativecommons.org/licenses/by-sa/2.5


--------------AE4405150AD996DDAA44DE6E
Content-Type: text/html; charset=utf-8
Content-Transfer-Encoding: quoted-printable

<html>
<head>

<meta http-equiv=3D"Content-Type" content=3D"text/html;
charset=3Dutf=
-8">
</head>
<body bgcolor=3D"#FFFFFF" text=3D"#000000">
<p>
<meta http-equiv=3D"Content-Type" content=3D"text/html;
charset=3Du=
tf-8">
</p>
<pre style=3D"color: rgb(0, 0, 0); font-style: normal;
font-variant-l=
igatures: normal; font-variant-caps: normal; font-weight: normal; letter-=
spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-tr=
ansform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0=
px; word-wrap: break-word; white-space: pre-wrap;">- - - - - - - - - - -
=
- - - - - - - - - - - - - - - - - - - - - - - - -
Gentoo Linux Security Advisory GLSA 201612-06
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
<a
class=3D"moz-txt-link-freet=
ext" href=3D"https://security.gentoo.org/">https://security.gentoo.org/</=
a>
- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Severity: Normal
Title: nghttp2: Heap-use-after-free
Date: December 04, 2016
Bugs: #569518
ID: 201612-06

- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -

Synopsis
=3D=3D=3D=3D=3D=3D=3D=3D

Nghttp2 is vulnerable to a heap-use-after-free flaw in idle stream
handling code.

Background
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

Nghttp2 is an implementation of HTTP/2 and its header compression
algorithm HPACK in C.

Affected packages
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

-------------------------------------------------------------------
Package / Vulnerable / Unaffected
-------------------------------------------------------------------
1 net-libs/nghttp2 &lt; 1.6.0 &gt;=3D
1=
=2E6.0=20

Description
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

A heap-use-after-free vulnerability has been discovered in nghttp2.
Please review the CVE identifier referenced below for details.

Impact
=3D=3D=3D=3D=3D=3D

The impact of the vulnerability is still unknown.=20

Workaround
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

There is no known workaround at this time.

Resolution
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

All nghttp2 users should upgrade to the latest version:

# emerge --sync
# emerge --ask --oneshot --verbose
"&gt;=3Dnet-libs/nghttp2-1.6.0"

References
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

[ 1 ] CVE-2015-8659
<a class=3D"moz-txt-link-freetext" href=3D"http://nvd.nist.gov/nvd.=
cfm?cvename=3DCVE-2015-8659">http://nvd.nist.gov/nvd.cfm?cvename=3DCVE-20=
15-8659</a>

Availability
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

This GLSA and any updates to it are available for viewing at
the Gentoo Security Website:

<a class=3D"moz-txt-link-freetext" href=3D"https://security.gentoo.org/g=
lsa/201612-06">https://security.gentoo.org/glsa/201612-06</a>

Concerns?
=3D=3D=3D=3D=3D=3D=3D=3D=3D

Security is a primary focus of Gentoo Linux and ensuring the
confidentiality and security of our users' machines is of utmost
importance to us. Any security concerns should be addressed to
<a class=3D"moz-txt-link-abbreviated"
href=3D"mailto:security@gentoo.org"=
>security@gentoo.org</a> or alternatively, you may file a bug at
<a class=3D"moz-txt-link-freetext" href=3D"https://bugs.gentoo.org">https=
://bugs.gentoo.org</a>.

License
=3D=3D=3D=3D=3D=3D=3D

Copyright 2016 Gentoo Foundation, Inc; referenced text
belongs to its owner(s).

The contents of this document are licensed under the
Creative Commons - Attribution / Share Alike license.

<a class=3D"moz-txt-link-freetext" href=3D"http://creativecommons.org/lic=
enses/by-sa/2.5">http://creativecommons.org/licenses/by-sa/2.5</a></pre>
</body>
</html>

--------------AE4405150AD996DDAA44DE6E--

--5wpAfgdEs3JS4Be8nvtVG25RqosxFFxQ3--

--Hlp7LCXjrOhqePVGrHWEjnfU7ERNdvDdF
Content-Type: application/pgp-signature; name="signature.asc"
Content-Description: OpenPGP digital signature
Content-Disposition: attachment; filename="signature.asc"

-----BEGIN PGP SIGNATURE-----
Version: GnuPG v2
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=Zn4Q
-----END PGP SIGNATURE-----

--Hlp7LCXjrOhqePVGrHWEjnfU7ERNdvDdF--
Pro-Linux
Pro-Linux @Facebook
Neue Nachrichten
Werbung