UBUNTU-CVE-2018-19591

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/CVE-2018-19591
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-19591.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2018-19591
Related
Published
2018-12-04T16:29:00Z
Modified
2018-12-04T16:29:00Z
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
Summary
[none]
Details

In the GNU C Library (aka glibc or libc6) through 2.28, attempting to resolve a crafted hostname via getaddrinfo() leads to the allocation of a socket descriptor that is not closed. This is related to the if_nametoindex() function.

References

Affected packages

Ubuntu:18.04:LTS / glibc

Package

Name
glibc
Purl
pkg:deb/ubuntu/glibc?arch=src?distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.27-3ubuntu1.2

Affected versions

2.*

2.26-0ubuntu2
2.26-0ubuntu2.1
2.27-0ubuntu2
2.27-0ubuntu3
2.27-3ubuntu1

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "glibc-doc"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "glibc-source"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc-bin"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc-bin-dbgsym"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc-dev-bin"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc-dev-bin-dbgsym"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc6"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc6-amd64"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc6-amd64-dbgsym"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc6-armel"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc6-armel-dbgsym"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc6-dbg"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc6-dev"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc6-dev-amd64"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc6-dev-armel"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc6-dev-i386"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc6-dev-s390"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc6-dev-x32"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc6-i386"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc6-i386-dbgsym"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc6-pic"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc6-s390"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc6-s390-dbgsym"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc6-udeb"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc6-x32"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "libc6-x32-dbgsym"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "locales"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "locales-all"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "multiarch-support"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "nscd"
        },
        {
            "binary_version": "2.27-3ubuntu1.2",
            "binary_name": "nscd-dbgsym"
        }
    ]
}