CVE-2016-5417 Information

Description

Memory leak in the __res_vinit function in the IPv6 name server management code in libresolv in GNU C Library (aka glibc or libc6) before 2.24 allows remote attackers to cause a denial of service (memory consumption) by leveraging partial initialization of internal resolver data structures.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

http://www.openwall.com/lists/oss-security/2016/08/02/5 http://www.securityfocus.com/bid/92257 https://sourceware.org/bugzilla/show_bug.cgi?id=19257 https://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commitdiff;h=2212c1420c92a33b0e0bd9a34938c9814a56c0f7 https://www.sourceware.org/ml/libc-alpha/2016-08/msg00212.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5