UBUNTU-CVE-2016-5417

Advisory lineage Upstream: 1 Downstream: 1
Upstream
CVE-2016-5417
Downstream
USN-3239-1
Published: 16 Feb 2017, 00:00
Last modified:22 Apr 2026, 10:40

Vulnerability Summary

Overall Risk (default)
medium
30/100
CVSS Score
7.5 HIGH
3.0 (osv_ubuntu)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

16 Feb 2017, 00:00
Published
Vulnerability first disclosed
22 Apr 2026, 10:40
Last Modified
Vulnerability information updated

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 Metrics

  • v3.0•HIGH•Score: 7.5CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected Systems

  • ubuntu•glibc

    < 2.23-0ubuntu6

References (5)