UBUNTU-CVE-2016-5417

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Source
https://ubuntu.com/security/CVE-2016-5417
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-5417.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2016-5417
Upstream
Downstream
Related
Published
2017-02-16T00:00:00Z
Modified
2025-09-08T16:43:47Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - low
Summary
[none]
Details

Memory leak in the _resvinit 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

Affected packages

Ubuntu:16.04:LTS / glibc

Package

Name
glibc
Purl
pkg:deb/ubuntu/glibc@2.23-0ubuntu6?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.23-0ubuntu6

Affected versions

2.*

2.21-0ubuntu4
2.21-0ubuntu5
2.21-0ubuntu6
2.23-0ubuntu1
2.23-0ubuntu2
2.23-0ubuntu3
2.23-0ubuntu4
2.23-0ubuntu5

Ecosystem specific 

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            "binary_name": "libc-bin"
        },
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            "binary_name": "libc-dev-bin"
        },
        {
            "binary_version": "2.23-0ubuntu6",
            "binary_name": "libc6"
        },
        {
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            "binary_name": "libc6-amd64"
        },
        {
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        },
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            "binary_name": "libc6-dev-ppc64"
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            "binary_name": "libc6-i386"
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    "availability": "No subscription required"
}