[USN-3650-1] xdg-utils vulnerability


–===============2087567300902772541==
Content-Type: multipart/signed; micalg=”pgp-sha256″;
protocol=”application/pgp-signature”; boundary=”=-7gONGWo5G9oqFwZ3Nzgb”

–=-7gONGWo5G9oqFwZ3Nzgb
Content-Type: text/plain; charset=”UTF-8″
Content-Transfer-Encoding: quoted-printable

=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D
Ubuntu Security Notice USN-3650-1
May 21, 2018

xdg-utils vulnerability
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D

A security issue affects these releases of Ubuntu and its derivatives:

– Ubuntu 18.04 LTS
– Ubuntu 17.10
– Ubuntu 16.04 LTS
– Ubuntu 14.04 LTS

Summary:

xdg-utils could be made to run arbitrary code if it received a
specially crafted input.

Software Description:
– xdg-utils: desktop integration utilities from freedesktop.org

Details:

It was discovered that xdg-utils incorrectly handled certain inputs.
An attacker could possibly use this to execute arbitrary code.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 18.04 LTS:
=C2=A0 xdg-utils=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A01.1.2-1ubuntu2.2

Ubuntu 17.10:
=C2=A0 xdg-utils=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A01.1.1-1ubuntu3.2

Ubuntu 16.04 LTS:
=C2=A0 xdg-utils=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A01.1.1-1ubuntu1.16.04.3

Ubuntu 14.04 LTS:
=C2=A0 xdg-utils=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=
=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=
=C2=A01.1.0~rc1-2ubuntu7.2

In general, a standard system update will make all the necessary
changes.

References:
=C2=A0 https://usn.ubuntu.com/usn/usn-3650-1
=C2=A0 CVE-2017-18266

Package Information:
=C2=A0 https://launchpad.net/ubuntu/+source/xdg-utils/1.1.2-1ubuntu2.2
=C2=A0 https://launchpad.net/ubuntu/+source/xdg-utils/1.1.1-1ubuntu3.2
=C2=A0 https://launchpad.net/ubuntu/+source/xdg-utils/1.1.1-1ubuntu1.16.04.=
3
=C2=A0 https://launchpad.net/ubuntu/+source/xdg-utils/1.1.0~rc1-2ubuntu7.2
–=-7gONGWo5G9oqFwZ3Nzgb
Content-Type: application/pgp-signature; name=”signature.asc”
Content-Description: This is a digitally signed message part
Content-Transfer-Encoding: 7bit

—–BEGIN PGP SIGNATURE—–
Version: GnuPG v2
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=1u7c
—–END PGP SIGNATURE—–

–=-7gONGWo5G9oqFwZ3Nzgb–

–===============2087567300902772541==
Content-Type: text/plain; charset=”utf-8″
MIME-Version: 1.0
Content-Transfer-Encoding: base64
Content-Disposition: inline

LS0gCnVidW50dS1zZWN1cml0eS1hbm5vdW5jZSBtYWlsaW5nIGxpc3QKdWJ1bnR1LXNlY3VyaXR5
LWFubm91bmNlQGxpc3RzLnVidW50dS5jb20KTW9kaWZ5IHNldHRpbmdzIG9yIHVuc3Vic2NyaWJl
IGF0OiBodHRwczovL2xpc3RzLnVidW50dS5jb20vbWFpbG1hbi9saXN0aW5mby91YnVudHUtc2Vj
dXJpdHktYW5ub3VuY2UK

–===============2087567300902772541==–