UBUNTU-CVE-2016-4574

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Source
https://ubuntu.com/security/CVE-2016-4574
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2016/UBUNTU-CVE-2016-4574.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2016-4574
Related
Published
2016-05-13T00:00:00Z
Modified
2025-01-13T10:21:14Z
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

Off-by-one error in the appendutf8value function in the DN decoder (dn.c) in Libksba before 1.3.4 allows remote attackers to cause a denial of service (out-of-bounds read) via invalid utf-8 encoded data. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-4356.

References

Affected packages

Ubuntu:14.04:LTS / libksba

Package

Name
libksba
Purl
pkg:deb/ubuntu/libksba@1.3.0-3ubuntu0.14.04.2?arch=source&distro=trusty

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.3.0-3ubuntu0.14.04.2

Affected versions

1.*

1.3.0-2
1.3.0-2ubuntu1
1.3.0-3
1.3.0-3ubuntu0.14.04.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_name": "libksba-dev",
            "binary_version": "1.3.0-3ubuntu0.14.04.2"
        },
        {
            "binary_name": "libksba8",
            "binary_version": "1.3.0-3ubuntu0.14.04.2"
        },
        {
            "binary_name": "libksba8-dbgsym",
            "binary_version": "1.3.0-3ubuntu0.14.04.2"
        }
    ]
}

Ubuntu:16.04:LTS / libksba

Package

Name
libksba
Purl
pkg:deb/ubuntu/libksba@1.3.3-1ubuntu0.16.04.1?arch=source&distro=xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.3.3-1ubuntu0.16.04.1

Affected versions

1.*

1.3.3-1

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "medium",
    "binaries": [
        {
            "binary_name": "libksba-dev",
            "binary_version": "1.3.3-1ubuntu0.16.04.1"
        },
        {
            "binary_name": "libksba8",
            "binary_version": "1.3.3-1ubuntu0.16.04.1"
        },
        {
            "binary_name": "libksba8-dbgsym",
            "binary_version": "1.3.3-1ubuntu0.16.04.1"
        }
    ]
}