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author | 2015-03-08 22:02:38 +0100 | |
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committer | 2015-03-08 22:02:38 +0100 | |
commit | a24567fbc43f221b14e805f9bc0b7c6d16911c46 (patch) | |
tree | 910a04fe6ee560ac0eebac55f3cd2781c3519760 /glsa-201404-07.xml | |
download | glsa-a24567fbc43f221b14e805f9bc0b7c6d16911c46.tar.gz glsa-a24567fbc43f221b14e805f9bc0b7c6d16911c46.tar.bz2 glsa-a24567fbc43f221b14e805f9bc0b7c6d16911c46.zip |
Import existing advisories
Diffstat (limited to 'glsa-201404-07.xml')
-rw-r--r-- | glsa-201404-07.xml | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/glsa-201404-07.xml b/glsa-201404-07.xml new file mode 100644 index 00000000..866de014 --- /dev/null +++ b/glsa-201404-07.xml @@ -0,0 +1,83 @@ +<?xml version="1.0" encoding="UTF-8"?> +<?xml-stylesheet href="/xsl/glsa.xsl" type="text/xsl"?> +<?xml-stylesheet href="/xsl/guide.xsl" type="text/xsl"?> +<!DOCTYPE glsa SYSTEM "http://www.gentoo.org/dtd/glsa.dtd"> +<glsa id="201404-07"> + <title>OpenSSL: Information Disclosure</title> + <synopsis>Multiple Information Disclosure vulnerabilities in OpenSSL allow + remote attackers to obtain sensitive information via various vectors. + </synopsis> + <product type="ebuild">openssl</product> + <announced>April 08, 2014</announced> + <revised>July 07, 2014: 3</revised> + <bug>505278</bug> + <bug>507074</bug> + <access>remote</access> + <affected> + <package name="dev-libs/openssl" auto="yes" arch="*"> + <unaffected range="ge">1.0.1g</unaffected> + <unaffected range="rge">0.9.8y</unaffected> + <unaffected range="rge">0.9.8z_p1</unaffected> + <unaffected range="rge">0.9.8z_p2</unaffected> + <unaffected range="rge">0.9.8z_p3</unaffected> + <unaffected range="rge">0.9.8z_p4</unaffected> + <unaffected range="rge">0.9.8z_p5</unaffected> + <vulnerable range="lt">1.0.1g</vulnerable> + </package> + </affected> + <background> + <p>OpenSSL is an Open Source toolkit implementing the Secure Sockets Layer + (SSL v2/v3) and Transport Layer Security (TLS v1) as well as a general + purpose cryptography library. + </p> + </background> + <description> + <p>Multiple vulnerabilities have been found in OpenSSL:</p> + + <ul> + <li>OpenSSL incorrectly handles memory in the TLS heartbeat extension, + leading to information disclosure of 64kb per request, possibly + including private keys (“Heartbleed bug”, OpenSSL 1.0.1 only, + CVE-2014-0160). + </li> + <li>The Montgomery ladder implementation of OpenSSL improperly handles + swap operations (CVE-2014-0076). + </li> + </ul> + </description> + <impact type="normal"> + <p>A remote attacker could exploit these issues to disclose information, + including private keys or other sensitive information, or perform + side-channel attacks to obtain ECDSA nonces. + </p> + </impact> + <workaround> + <p>Disabling the tls-heartbeat USE flag (enabled by default) provides a + workaround for the CVE-2014-0160 issue. + </p> + </workaround> + <resolution> + <p>All OpenSSL users should upgrade to the latest version:</p> + + <code> + # emerge --sync + # emerge --ask --oneshot --verbose ">=dev-libs/openssl-1.0.1g" + </code> + + <p>Note: All services using OpenSSL to provide TLS connections have to be + restarted for the update to take effect. Utilities like + app-admin/lib_users can aid in identifying programs using OpenSSL. + </p> + + <p>As private keys may have been compromised using the Heartbleed attack, + it is recommended to regenerate them. + </p> + </resolution> + <references> + <uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-0076">CVE-2014-0076</uri> + <uri link="http://nvd.nist.gov/nvd.cfm?cvename=CVE-2014-0160">CVE-2014-0160</uri> + <uri link="http://heartbleed.com/">Heartbleed bug website</uri> + </references> + <metadata tag="requester" timestamp="Tue, 08 Apr 2014 09:37:45 +0000">a3li</metadata> + <metadata tag="submitter" timestamp="Mon, 07 Jul 2014 12:55:02 +0000">a3li</metadata> +</glsa> |