UBUNTU-CVE-2018-11237

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Source
https://ubuntu.com/security/CVE-2018-11237
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2018/UBUNTU-CVE-2018-11237.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2018-11237
Upstream
Downstream
Related
Published
2018-05-18T16:29:00Z
Modified
2025-07-16T07:37:46.143655Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • 7.8 (High) CVSS_V3 - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

An AVX-512-optimized implementation of the mempcpy function in the GNU C Library (aka glibc or libc6) 2.27 and earlier may write data beyond the target buffer, leading to a buffer overflow in _mempcpyavx512novzeroupper.

References

Affected packages

Ubuntu:16.04:LTS / glibc

Package

Name
glibc
Purl
pkg:deb/ubuntu/glibc@2.23-0ubuntu11.2?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.23-0ubuntu11.2

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
2.23-0ubuntu6
2.23-0ubuntu7
2.23-0ubuntu9
2.23-0ubuntu10
2.23-0ubuntu11

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "glibc-doc",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "glibc-source",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc-bin",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc-bin-dbgsym",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc-dev-bin",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc-dev-bin-dbgsym",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-amd64",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-amd64-dbgsym",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-armel",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-armel-dbgsym",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-dbg",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-dbgsym",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-dev",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-dev-amd64",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-dev-armel",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-dev-i386",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-dev-ppc64",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-dev-s390",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-dev-x32",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-i386",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-i386-dbgsym",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-pic",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-ppc64",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-ppc64-dbgsym",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-s390",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-s390-dbgsym",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-udeb",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-udeb-dbgsym",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-x32",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "libc6-x32-dbgsym",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "locales",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "locales-all",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "multiarch-support",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "nscd",
            "binary_version": "2.23-0ubuntu11.2"
        },
        {
            "binary_name": "nscd-dbgsym",
            "binary_version": "2.23-0ubuntu11.2"
        }
    ]
}

Ubuntu:18.04:LTS / glibc

Package

Name
glibc
Purl
pkg:deb/ubuntu/glibc@2.27-3ubuntu1.2?arch=source&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",
    "binaries": [
        {
            "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",
            "binary_version": "2.27-3ubuntu1.2"
        }
    ]
}