OpenVPN 2.6.17 released

Yuriy Darnobyt <[email protected]> Fri, 28 Nov 2025 21:41:30 +0200
Newsgroups gmane.network.openvpn.announce
Message-ID <1804EA24-7561-42E6-9308-5F0425823EC1__47645.849366539$1764359488$gmane$org@openvpn.com>
--===============5880193357691377282==
Content-Type: multipart/alternative;
	boundary="Apple-Mail=_F13B974B-455E-4EB6-9169-A1494EBD9326"


--Apple-Mail=_F13B974B-455E-4EB6-9169-A1494EBD9326
Content-Transfer-Encoding: quoted-printable
Content-Type: text/plain;
	charset=us-ascii

The OpenVPN community project team is proud to release OpenVPN 2.6.17.

This is a bugfix release containing one security fix.

Security fixes:

* CVE-2025-13751: Windows/interactive service: fix erroneous exit on =
error that could be
  used by a local Windows users to achieve a local denial-of-service

Bug fixes:

* Windows/interactive service: improve service pipe robustness against
  file access races (uuid) and access by unauthorized processes (ACL).
* upgrade bundled build instruction (vcpkg and patch) for pkcs11-helper
  to 1.31, fixing a parser bug

Windows MSI changes since 2.6.16-I001:

* Built against OpenSSL 3.6.0
* Included openvpn-gui updated to 11.59.0.0
	* Authorize config before opening the service pipe
	* Remove dependence on pathcch.dll not in Windows 7
* Included win-dco driver updated to 2.8.0

More details can be found in the Changes document:

<https://github.com/OpenVPN/openvpn/blob/release/2.6/Changes.rst>

(The Changes document also contains a section with work-arounds for
common problems encountered when using OpenVPN with OpenSSL 3)

Source code and Windows installers can be downloaded from our download =
page:

<https://openvpn.net/community/>

Debian and Ubuntu packages are available in the official apt =
repositories:

=
<https://community.openvpn.net/openvpn/wiki/OpenvpnSoftwareRepos#DebianUbu=
ntu:UsingOpenVPNaptrepositories>

On Red Hat derivatives we recommend using the Fedora Copr repository.

<https://copr.fedorainfracloud.org/coprs/g/OpenVPN/openvpn-release-2.6/>

Kind regards,
Yuriy Darnobyt=

--Apple-Mail=_F13B974B-455E-4EB6-9169-A1494EBD9326
Content-Transfer-Encoding: quoted-printable
Content-Type: text/html;
	charset=us-ascii

<html><head><meta http-equiv=3D"content-type" content=3D"text/html; =
charset=3Dus-ascii"></head><body style=3D"overflow-wrap: break-word; =
-webkit-nbsp-mode: space; line-break: after-white-space;"><span =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);">The OpenVPN =
community project team is proud to release OpenVPN 2.6.17.</span><br =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"><br =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"><font =
color=3D"#000000">This is a bugfix release containing one security =
fix.</font><br style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, =
0);"><br style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, =
0);"><div>Security fixes:</div><div><br></div><div><div>* =
CVE-2025-13751: Windows/interactive service: fix erroneous exit on error =
that could be</div><div>&nbsp; used by a local Windows users to achieve =
a local denial-of-service</div><div><br></div><div>Bug =
fixes:</div><div><br></div><div>* Windows/interactive service: improve =
service pipe robustness against</div><div>&nbsp; file access races =
(uuid) and access by unauthorized processes (ACL).</div><div>* upgrade =
bundled build instruction (vcpkg and patch) for =
pkcs11-helper</div><div>&nbsp; to 1.31, fixing a parser =
bug</div></div><br style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, =
0);"><div>Windows MSI changes since =
2.6.16-I001:</div><div><br></div><div>* Built against OpenSSL =
3.6.0</div><div>* Included openvpn-gui updated to =
11.59.0.0</div><div><span class=3D"Apple-tab-span" =
style=3D"white-space:pre">	</span>* Authorize config before opening =
the service pipe</div><div><span class=3D"Apple-tab-span" =
style=3D"white-space:pre">	</span>* Remove dependence on =
pathcch.dll not in Windows 7</div><div>* Included win-dco driver updated =
to 2.8.0</div><br style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, =
0);"><span style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, =
0);">More details can be found in the Changes document:</span><br =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"><br =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"><span =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);">&lt;</span><a =
href=3D"https://github.com/OpenVPN/openvpn/blob/release/2.6/Changes.rst">h=
ttps://github.com/OpenVPN/openvpn/blob/release/2.6/Changes.rst</a><span =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);">&gt;</span><br =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"><br =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"><span =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);">(The Changes =
document also contains a section with work-arounds for</span><br =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"><span =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);">common =
problems encountered when using OpenVPN with OpenSSL 3)</span><br =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"><br =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"><span =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);">Source code =
and Windows installers can be downloaded from our download =
page:</span><br style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, =
0);"><br style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"><span =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);">&lt;</span><a =
href=3D"https://openvpn.net/community/">https://openvpn.net/community/</a>=
<span style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, =
0);">&gt;</span><br style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, =
0);"><br style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"><span =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);">Debian and =
Ubuntu packages are available in the official apt =
repositories:</span><br style=3D"caret-color: rgb(0, 0, 0); color: =
rgb(0, 0, 0);"><br style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, =
0);"><span style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, =
0);">&lt;</span><a =
href=3D"https://community.openvpn.net/openvpn/wiki/OpenvpnSoftwareRepos#De=
bianUbuntu:UsingOpenVPNaptrepositories">https://community.openvpn.net/open=
vpn/wiki/OpenvpnSoftwareRepos#DebianUbuntu:UsingOpenVPNaptrepositories</a>=
<span style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, =
0);">&gt;</span><br style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, =
0);"><br style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"><span =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);">On Red Hat =
derivatives we recommend using the Fedora Copr repository.</span><br =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"><br =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);"><span =
style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, 0);">&lt;</span><a =
href=3D"https://copr.fedorainfracloud.org/coprs/g/OpenVPN/openvpn-release-=
2.6/">https://copr.fedorainfracloud.org/coprs/g/OpenVPN/openvpn-release-2.=
6/</a><span style=3D"caret-color: rgb(0, 0, 0); color: rgb(0, 0, =
0);">&gt;</span><div><span style=3D"caret-color: rgb(0, 0, 0); color: =
rgb(0, 0, 0);"><br></span></div><div><p style=3D"margin: 0px; =
font-width: normal; line-height: normal; font-size-adjust: none; =
font-kerning: auto; font-variant-alternates: normal; =
font-variant-ligatures: normal; font-variant-numeric: normal; =
font-variant-east-asian: normal; font-variant-position: normal; =
font-feature-settings: normal; font-optical-sizing: auto; =
font-variation-settings: normal; color: rgb(0, 0, 0); =
-webkit-text-stroke-color: rgb(0, 0, 0);"><span style=3D"font-kerning: =
none;">Kind regards,</span></p><p style=3D"margin: 0px; font-width: =
normal; line-height: normal; font-size-adjust: none; font-kerning: auto; =
font-variant-alternates: normal; font-variant-ligatures: normal; =
font-variant-numeric: normal; font-variant-east-asian: normal; =
font-variant-position: normal; font-feature-settings: normal; =
font-optical-sizing: auto; font-variation-settings: normal; color: =
rgb(0, 0, 0); -webkit-text-stroke-color: rgb(0, 0, 0);"><span =
style=3D"font-kerning: none;">Yuriy =
Darnobyt</span></p></div></body></html>=

--Apple-Mail=_F13B974B-455E-4EB6-9169-A1494EBD9326--


--===============5880193357691377282==
Content-Type: text/plain; charset="us-ascii"
MIME-Version: 1.0
Content-Transfer-Encoding: 7bit
Content-Disposition: inline


--===============5880193357691377282==
Content-Type: text/plain; charset="us-ascii"
MIME-Version: 1.0
Content-Transfer-Encoding: 7bit
Content-Disposition: inline

_______________________________________________
Openvpn-announce mailing list
[email protected]
https://lists.sourceforge.net/lists/listinfo/openvpn-announce

--===============5880193357691377282==--