USN-7000-2

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

0Unknown 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

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