UBUNTU-CVE-2022-48620

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Source
https://ubuntu.com/security/CVE-2022-48620
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2022/UBUNTU-CVE-2022-48620.json
JSON Data
https://api.test.osv.dev/v1/vulns/UBUNTU-CVE-2022-48620
Upstream
Published
2024-01-12T04:15:00Z
Modified
2025-09-08T16:50:36Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

uev (aka libuev) before 2.4.1 has a buffer overflow in epoll_wait if maxevents is a large number.

References

Affected packages

Ubuntu:22.04:LTS / libuev

Package

Name
libuev
Purl
pkg:deb/ubuntu/libuev@2.4.0-1.1?arch=source&distro=jammy

Affected ranges

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

Affected versions

2.*

2.3.1-1ubuntu2
2.4.0-1.1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libuev-dev",
            "binary_version": "2.4.0-1.1"
        },
        {
            "binary_name": "libuev3",
            "binary_version": "2.4.0-1.1"
        }
    ]
}

Ubuntu:24.04:LTS / libuev

Package

Name
libuev
Purl
pkg:deb/ubuntu/libuev@2.4.1-1build1?arch=source&distro=noble

Affected ranges

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

Affected versions

2.*

2.4.0-1.1
2.4.0-1.2
2.4.1-1
2.4.1-1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libuev-dev",
            "binary_version": "2.4.1-1build1"
        },
        {
            "binary_name": "libuev3t64",
            "binary_version": "2.4.1-1build1"
        }
    ]
}

Ubuntu:25.04 / libuev

Package

Name
libuev
Purl
pkg:deb/ubuntu/libuev@2.4.1-1build1?arch=source&distro=plucky

Affected ranges

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

Affected versions

2.*

2.4.1-1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "libuev-dev",
            "binary_version": "2.4.1-1build1"
        },
        {
            "binary_name": "libuev3t64",
            "binary_version": "2.4.1-1build1"
        }
    ]
}