[ GLSA 201807-04 ] cURL:Heap-based Buffer Overflow


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Gentoo Linux Security Advisory GLSA 201807-04
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https://security.gentoo.org/
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Severity: Normal
Title: cURL:Heap-based Buffer Overflow
Date: July 29, 2018
Bugs: #660894
ID: 201807-04

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Synopsis
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A heap-based buffer overflow in cURL might allow remote attackers to
execute arbitrary code.

Background
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A command line tool and library for transferring data with URLs.

Affected packages
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Package / Vulnerable / Unaffected
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1 net-misc/curl =3D 7.61.0=20

Description
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A heap-based buffer overflow was discovered in cURL’s
Curl_smtp_escape_eob() function.

Impact
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An attacker could cause a Denial of Service condition or execute
arbitrary code via SMTP connections.

Workaround
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There is no known workaround at this time.

Resolution
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All cURL users should upgrade to the latest version:

# emerge –sync
# emerge –ask –oneshot –verbose “>=3Dnet-misc/curl-7.61.0″

References
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[ 1 ] CVE-2018-0500
https://nvd.nist.gov/vuln/detail/CVE-2018-0500

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

https://security.gentoo.org/glsa/201807-04

Concerns?
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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
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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
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