Vulnerability CVE-2016-5417
Published: 2017-02-16   Modified: 2017-02-17

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.

CVSS2 => (AV:N/AC:L/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
5/10
2.9/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
GNU -> Glibc 

 References:
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
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