USN-7000-2

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Source
https://ubuntu.com/security/notices/USN-7000-2
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7000-2.json
JSON Data
https://api.osv.dev/v1/vulns/USN-7000-2
Upstream
CVE (3)
Related
UBUNTU (3)
Published
2024-09-17T12:19:18Z
Modified
2026-04-27T17:27:03Z
Summary
expat vulnerabilities
Details

USN-7000-1 fixed vulnerabilities in Expat. This update provides the corresponding updates for Ubuntu 22.04 LTS.

Original advisory details:

Shang-Hung Wan discovered that Expat did not properly handle certain function calls when a negative input length was provided. An attacker could use this issue to cause a denial of service or possibly execute arbitrary code. (CVE-2024-45490)

Shang-Hung Wan discovered that Expat did not properly handle the potential for an integer overflow on 32-bit platforms. An attacker could use this issue to cause a denial of service or possibly execute arbitrary code. (CVE-2024-45491, CVE-2024-45492)

References

Affected packages

Ubuntu:22.04:LTS / expat

Package

Name
expat
Purl
pkg:deb/ubuntu/expat@2.4.7-1ubuntu0.4?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected
Fixed
2.4.7-1ubuntu0.4

Affected versions

2.*
2.4.1-2
2.4.1-3
2.4.2-1
2.4.3-1
2.4.3-2
2.4.4-1
2.4.6-1
2.4.7-1
2.4.7-1ubuntu0.1
2.4.7-1ubuntu0.2
2.4.7-1ubuntu0.3

Ecosystem specific 

{
    "availability":  "No subscription required",
    "binaries":  [
        {
            "binary_name":  "expat",
            "binary_version":  "2.4.7-1ubuntu0.4"
        },
        {
            "binary_name":  "libexpat1",
            "binary_version":  "2.4.7-1ubuntu0.4"
        }
    ]
}

Database specific

cves_map 
{
    "cves":  [
        {
            "id":  "CVE-2024-45490",
            "severity":  [
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/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":  "medium",
                    "type":  "Ubuntu"
                }
            ]
        },
        {
            "id":  "CVE-2024-45491",
            "severity":  [
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "medium",
                    "type":  "Ubuntu"
                }
            ]
        },
        {
            "id":  "CVE-2024-45492",
            "severity":  [
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                    "type":  "CVSS_V3"
                },
                {
                    "score":  "medium",
                    "type":  "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem":  "Ubuntu:22.04:LTS"
}
source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7000-2.json"