UBUNTU-CVE-2021-28904

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Source
https://ubuntu.com/security/CVE-2021-28904
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2021/UBUNTU-CVE-2021-28904.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2021-28904
Related
Published
2021-05-20T19:15:00Z
Modified
2024-11-29T16:30:08Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

In function extgetplugin() in libyang <= v1.0.225, it doesn't check whether the value of revision is NULL. If revision is NULL, the operation of strcmp(revision, ext_plugins[u].revision) will lead to a crash.

References

Affected packages

Ubuntu:20.04:LTS / libyang

Package

Name
libyang
Purl
pkg:deb/ubuntu/libyang?arch=src?distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

0.*

0.16.105-1
0.16.105-2
0.16.105-3
0.16.105-3build1

Ecosystem specific 

{
    "ubuntu_priority": "low"
}

Ubuntu:22.04:LTS / libyang

Package

Name
libyang
Purl
pkg:deb/ubuntu/libyang?arch=src?distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.0.225-1.1

Ecosystem specific 

{
    "availability": "No subscription required",
    "ubuntu_priority": "low",
    "binaries": [
        {
            "binary_version": "1.0.225-1.1",
            "binary_name": "libyang-cpp-dev"
        },
        {
            "binary_version": "1.0.225-1.1",
            "binary_name": "libyang-cpp1"
        },
        {
            "binary_version": "1.0.225-1.1",
            "binary_name": "libyang-cpp1-dbgsym"
        },
        {
            "binary_version": "1.0.225-1.1",
            "binary_name": "libyang-dev"
        },
        {
            "binary_version": "1.0.225-1.1",
            "binary_name": "libyang-tools"
        },
        {
            "binary_version": "1.0.225-1.1",
            "binary_name": "libyang-tools-dbgsym"
        },
        {
            "binary_version": "1.0.225-1.1",
            "binary_name": "libyang1"
        },
        {
            "binary_version": "1.0.225-1.1",
            "binary_name": "libyang1-dbgsym"
        },
        {
            "binary_version": "1.0.225-1.1",
            "binary_name": "yang-tools"
        }
    ]
}