- - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Gentoo Linux Security Advisory GLSA 201807-04 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - https://security.gentoo.org/ - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Severity: Normal Title: cURL:Heap-based Buffer Overflow Date: July 29, 2018 Bugs: #660894 ID: 201807-04 - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Synopsis ======== A heap-based buffer overflow in cURL might allow remote attackers to execute arbitrary code. Background ========== A command line tool and library for transferring data with URLs. Affected packages ================= ------------------------------------------------------------------- Package / Vulnerable / Unaffected ------------------------------------------------------------------- 1 net-misc/curl < 7.61.0 >= 7.61.0 Description =========== A heap-based buffer overflow was discovered in cURL's Curl_smtp_escape_eob() function. Impact ====== An attacker could cause a Denial of Service condition or execute arbitrary code via SMTP connections. Workaround ========== There is no known workaround at this time. Resolution ========== All cURL users should upgrade to the latest version: # emerge --sync # emerge --ask --oneshot --verbose ">=net-misc/curl-7.61.0" References ========== [ 1 ] CVE-2018-0500 https://nvd.nist.gov/vuln/detail/CVE-2018-0500 Availability ============ This GLSA and any updates to it are available for viewing at the Gentoo Security Website: https://security.gentoo.org/glsa/201807-04 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 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