CVE-2015-8949

Use-after-free vulnerability in the my_login function in DBD::mysql before 4.033_01 allows attackers to have unspecified impact by leveraging a call to mysql_errno after a failure of my_login.

• CWE-416

• http://www.debian.org/security/2016/dsa-3635Third Party Advisory
• http://www.openwall.com/lists/oss-security/2016/07/25/13Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2016/07/27/1Mailing List, Third Party Advisory
• http://www.securityfocus.com/bid/92118
• https://blog.fuzzing-project.org/50-Use-after-free-in-my_login-function-of-DBDmysql-Perl-module.htmlThird Party Advisory
• https://github.com/perl5-dbi/DBD-mysql/blob/4.033_01/ChangesRelease Notes
• https://github.com/perl5-dbi/DBD-mysql/commit/cf0aa7751f6ef8445e9310a64b14dc81460ca156Issue Tracking, Patch
• https://github.com/perl5-dbi/DBD-mysql/pull/45Issue Tracking, Patch
• https://security.gentoo.org/glsa/201701-51
• http://www.debian.org/security/2016/dsa-3635Third Party Advisory
• http://www.openwall.com/lists/oss-security/2016/07/25/13Mailing List, Third Party Advisory
• http://www.openwall.com/lists/oss-security/2016/07/27/1Mailing List, Third Party Advisory
• http://www.securityfocus.com/bid/92118
• https://blog.fuzzing-project.org/50-Use-after-free-in-my_login-function-of-DBDmysql-Perl-module.htmlThird Party Advisory
• https://github.com/perl5-dbi/DBD-mysql/blob/4.033_01/ChangesRelease Notes
• https://github.com/perl5-dbi/DBD-mysql/commit/cf0aa7751f6ef8445e9310a64b14dc81460ca156Issue Tracking, Patch
• https://github.com/perl5-dbi/DBD-mysql/pull/45Issue Tracking, Patch
• https://security.gentoo.org/glsa/201701-51

Published

Aug 19, 2016

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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