USN-7469-4

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Source
https://ubuntu.com/security/notices/USN-7469-4
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7469-4.json
JSON Data
https://api.test.osv.dev/v1/vulns/USN-7469-4
Upstream
Related
Published
2025-04-30T11:06:26.156258Z
Modified
2025-10-13T04:41:07Z
Summary
h2o vulnerability
Details

USN-7469-1 fixed a vulnerability in Apache Traffic Server. This update provides the corresponding updates for H2O.

Original advisory details:

It was discovered that Apache Traffic Server exhibited poor server resource management in its HTTP/2 protocol. An attacker could possibly use this issue to cause Apache Traffic Server to crash, resulting in a denial of service.

References

Affected packages

Ubuntu:Pro:18.04:LTS / h2o

Package

Name
h2o
Purl
pkg:deb/ubuntu/h2o@2.2.4+dfsg-1ubuntu0.1~esm2?arch=source&distro=esm-apps/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.2.4+dfsg-1ubuntu0.1~esm2

Affected versions

2.*

2.2.3+dfsg-2
2.2.4+dfsg-1
2.2.4+dfsg-1build1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.2.4+dfsg-1ubuntu0.1~esm2",
            "binary_name": "h2o"
        },
        {
            "binary_version": "2.2.4+dfsg-1ubuntu0.1~esm2",
            "binary_name": "libh2o-dev"
        },
        {
            "binary_version": "2.2.4+dfsg-1ubuntu0.1~esm2",
            "binary_name": "libh2o-dev-common"
        },
        {
            "binary_version": "2.2.4+dfsg-1ubuntu0.1~esm2",
            "binary_name": "libh2o-evloop-dev"
        },
        {
            "binary_version": "2.2.4+dfsg-1ubuntu0.1~esm2",
            "binary_name": "libh2o-evloop0.13"
        },
        {
            "binary_version": "2.2.4+dfsg-1ubuntu0.1~esm2",
            "binary_name": "libh2o0.13"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2023-44487",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
                    "type": "CVSS_V3"
                },
                {
                    "score": "high",
                    "type": "Ubuntu"
                }
            ]
        }
    ]
}