CVE-2016-5417

HIGH

glibc < 2.23 - Memory Leak in IPv6 Name Server Management

Title source: llm
STIX 2.1

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.

References (5)

Core 5
Core References
Issue Tracking, Patch, Third Party Advisory, VDB Entry x_refsource_confirm
https://sourceware.org/bugzilla/show_bug.cgi?id=19257
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/92257
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
http://www.openwall.com/lists/oss-security/2016/08/02/5
Release Notes mailing-list x_refsource_mlist
https://www.sourceware.org/ml/libc-alpha/2016-08/msg00212.html

Scores

CVSS v3 7.5
EPSS 0.0118
EPSS Percentile 79.0%
Attack Vector NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-399
Status published
Products (1)
gnu/glibc < 2.23
Published Feb 17, 2017
Tracked Since Feb 18, 2026