UBUNTU-CVE-2019-9893

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Source
https://ubuntu.com/security/CVE-2019-9893
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2019/UBUNTU-CVE-2019-9893.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2019-9893
Upstream
Downstream
Related
Published
2019-03-21T00:00:00Z
Modified
2025-07-16T08:24:32.444659Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

libseccomp before 2.4.0 did not correctly generate 64-bit syscall argument comparisons using the arithmetic operators (LT, GT, LE, GE), which might able to lead to bypassing seccomp filters and potential privilege escalations.

References

Affected packages

Ubuntu:Pro:14.04:LTS / libseccomp

Package

Name
libseccomp
Purl
pkg:deb/ubuntu/libseccomp@2.4.1-0ubuntu0.14.04.2?arch=source&distro=trusty/esm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.1-0ubuntu0.14.04.2

Affected versions

1.*

1.0.1-2

2.*

2.1.0+dfsg-1
2.1.1-1ubuntu1~trusty3
2.1.1-1ubuntu1~trusty4
2.1.1-1ubuntu1~trusty5

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "libseccomp-dev",
            "binary_version": "2.4.1-0ubuntu0.14.04.2"
        },
        {
            "binary_name": "libseccomp2",
            "binary_version": "2.4.1-0ubuntu0.14.04.2"
        },
        {
            "binary_name": "libseccomp2-dbgsym",
            "binary_version": "2.4.1-0ubuntu0.14.04.2"
        },
        {
            "binary_name": "seccomp",
            "binary_version": "2.4.1-0ubuntu0.14.04.2"
        },
        {
            "binary_name": "seccomp-dbgsym",
            "binary_version": "2.4.1-0ubuntu0.14.04.2"
        }
    ]
}

Ubuntu:16.04:LTS / libseccomp

Package

Name
libseccomp
Purl
pkg:deb/ubuntu/libseccomp@2.4.1-0ubuntu0.16.04.2?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.1-0ubuntu0.16.04.2

Affected versions

2.*

2.2.3-2ubuntu1
2.2.3-2ubuntu2
2.2.3-2ubuntu3
2.2.3-3ubuntu1
2.2.3-3ubuntu3
2.3.1-2.1ubuntu2~16.04.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libseccomp-dev",
            "binary_version": "2.4.1-0ubuntu0.16.04.2"
        },
        {
            "binary_name": "libseccomp2",
            "binary_version": "2.4.1-0ubuntu0.16.04.2"
        },
        {
            "binary_name": "libseccomp2-dbgsym",
            "binary_version": "2.4.1-0ubuntu0.16.04.2"
        },
        {
            "binary_name": "seccomp",
            "binary_version": "2.4.1-0ubuntu0.16.04.2"
        },
        {
            "binary_name": "seccomp-dbgsym",
            "binary_version": "2.4.1-0ubuntu0.16.04.2"
        }
    ]
}

Ubuntu:18.04:LTS / libseccomp

Package

Name
libseccomp
Purl
pkg:deb/ubuntu/libseccomp@2.4.1-0ubuntu0.18.04.2?arch=source&distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.4.1-0ubuntu0.18.04.2

Affected versions

2.*

2.3.1-2.1ubuntu3
2.3.1-2.1ubuntu4
2.3.1-2.1ubuntu4.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "libseccomp-dev",
            "binary_version": "2.4.1-0ubuntu0.18.04.2"
        },
        {
            "binary_name": "libseccomp2",
            "binary_version": "2.4.1-0ubuntu0.18.04.2"
        },
        {
            "binary_name": "libseccomp2-dbgsym",
            "binary_version": "2.4.1-0ubuntu0.18.04.2"
        },
        {
            "binary_name": "seccomp",
            "binary_version": "2.4.1-0ubuntu0.18.04.2"
        },
        {
            "binary_name": "seccomp-dbgsym",
            "binary_version": "2.4.1-0ubuntu0.18.04.2"
        }
    ]
}