[ GLSA 201804-21 ] librelp: Remote code execution


–q5r20fdKX+PFtYHw
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
Content-Transfer-Encoding: quoted-printable

– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
Gentoo Linux Security Advisory GLSA 201804-21
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –
https://security.gentoo.org/
– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

Severity: High
Title: librelp: Remote code execution
Date: April 22, 2018
Bugs: #651192
ID: 201804-21

– – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – – –

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

A vulnerability has been found in librelp that may allow a remote
attacker to execute arbitrary code.

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

A reliable logging program.

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

——————————————————————-
Package / Vulnerable / Unaffected
——————————————————————-
1 dev-libs/librelp =3D 1.2.15=20

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

A buffer overflow was discovered in librelp with the handling of x509
certificates.

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

A remote attacker, by sending a specially crafted x509 certificate,
could execute arbitrary code.

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 librelp users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=3Ddev-libs/librelp-1.2.15″

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

[ 1 ] CVE-2018-1000140
https://nvd.nist.gov/vuln/detail/CVE-2018-1000140

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:

https://security.gentoo.org/glsa/201804-21

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
security@gentoo.org or alternatively, you may file a bug at
https://bugs.gentoo.org.

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

Copyright 2018 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.

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

–q5r20fdKX+PFtYHw
Content-Type: application/pgp-signature; name=”signature.asc”
Content-Description: Digital signature

—–BEGIN PGP SIGNATURE—–

iQEzBAEBCAAdFiEEiDRK3jyVBE/RkymqpRQw84X1dt0FAlrdIFYACgkQpRQw84X1
dt1+TwgAjzaFan1veojOhAZDRkPdFty8w8VRxHk4JuQklMl+630HeUrsA4L+FDLt
zKQ/SL1TJy8gaGWscc9OexCVNkUMF1vYUTRRNoElM2pfyQomxJziyWphGHZKZGYj
1mRzpif3Csumg+V4AUAVhCxBG4f+S6MDGapF5LTCwH6I1FjRmAh/TAhwXMgd5j67
7rXmu8qTpTDu3hf8A7zOhSlze9l9HWzHlh2jvK/My9JUClB9Rxteioxnmf9N+2fF
M9lXkhXlymje+tZ4iWUzEfDLyDYjb0dORfS39N4n+lXzZo1WAQe7GtiZuZEv8nVg
Q6TbfHuGaZ5bNuIzTpz55TLhYMBouw==
=91w0
—–END PGP SIGNATURE—–

–q5r20fdKX+PFtYHw–