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CVE-2012-4561

CVE-2012-4561

EPSS 4.8%
The (1) publickey_make_dss, (2) publickey_make_rsa, (3) signature_from_string, (4) ssh_do_sign, and (5) ssh_sign_session_id functions in keys.c in libssh before 0.5.3 free "an invalid pointer on an error path," which might allow remote attackers to cause a denial of service (crash) via unspecified vectors.
Produtos afetados
n/a · n/a

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Referências
http://lists.fedoraproject.org/pipermail/package-announce/2012-November/093313.htmlhttp://lists.fedoraproject.org/pipermail/package-announce/2012-November/093474.htmlhttp://lists.opensuse.org/opensuse-security-announce/2012-12/msg00002.htmlhttp://lists.opensuse.org/opensuse-updates/2012-12/msg00016.htmlhttp://lists.opensuse.org/opensuse-updates/2013-01/msg00021.htmlhttps://bugzilla.redhat.com/show_bug.cgi?id=871617https://exchange.xforce.ibmcloud.com/vulnerabilities/80220http://www.debian.org/security/2012/dsa-2577http://www.libssh.org/2012/11/20/libssh-0-5-3-security-release/http://www.mandriva.com/security/advisories?name=MDVSA-2012:175http://www.openwall.com/lists/oss-security/2012/11/20/3http://www.securityfocus.com/bid/56604