USN-7634-1

It was discovered that the GNU C Library incorrectly handled the strcmp implementation optimized for Power10 processors. This could cause applications to crash, compute wrong results, or leak confidential information. (CVE-2025-5702)

It was discovered that the GNU C Library incorrectly handled the strncmp implementation optimized for Power10 processors. This could cause applications to crash, compute wrong results, or leak confidential information. This issue only affected Ubuntu 25.04. (CVE-2025-5745)

References

Affected packages

Ubuntu:24.04:LTS / glibc

Package

Name: glibc
Purl: pkg:deb/ubuntu/glibc@2.39-0ubuntu8.5?arch=source&distro=noble

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

2.39-0ubuntu8.5

Affected versions

2.*

2.38-1ubuntu6

2.38-3ubuntu1

2.39-0ubuntu1

2.39-0ubuntu2

2.39-0ubuntu6

2.39-0ubuntu8

2.39-0ubuntu8.1

2.39-0ubuntu8.2

2.39-0ubuntu8.3

2.39-0ubuntu8.4

Ecosystem specific

{
    "binaries": [
        {
            "binary_version": "2.39-0ubuntu8.5",
            "binary_name": "glibc-source"
        },
        {
            "binary_version": "2.39-0ubuntu8.5",
            "binary_name": "libc-bin"
        },
        {
            "binary_version": "2.39-0ubuntu8.5",
            "binary_name": "libc-dev-bin"
        },
        {
            "binary_version": "2.39-0ubuntu8.5",
            "binary_name": "libc-devtools"
        },
        {
            "binary_version": "2.39-0ubuntu8.5",
            "binary_name": "libc6"
        },
        {
            "binary_version": "2.39-0ubuntu8.5",
            "binary_name": "libc6-amd64"
        },
        {
            "binary_version": "2.39-0ubuntu8.5",
            "binary_name": "libc6-dev"
        },
        {
            "binary_version": "2.39-0ubuntu8.5",
            "binary_name": "libc6-dev-amd64"
        },
        {
            "binary_version": "2.39-0ubuntu8.5",
            "binary_name": "libc6-dev-i386"
        },
        {
            "binary_version": "2.39-0ubuntu8.5",
            "binary_name": "libc6-dev-s390"
        },
        {
            "binary_version": "2.39-0ubuntu8.5",
            "binary_name": "libc6-dev-x32"
        },
        {
            "binary_version": "2.39-0ubuntu8.5",
            "binary_name": "libc6-i386"
        },
        {
            "binary_version": "2.39-0ubuntu8.5",
            "binary_name": "libc6-s390"
        },
        {
            "binary_version": "2.39-0ubuntu8.5",
            "binary_name": "libc6-x32"
        },
        {
            "binary_version": "2.39-0ubuntu8.5",
            "binary_name": "locales"
        },
        {
            "binary_version": "2.39-0ubuntu8.5",
            "binary_name": "locales-all"
        },
        {
            "binary_version": "2.39-0ubuntu8.5",
            "binary_name": "nscd"
        }
    ],
    "availability": "No subscription required"
}

Database specific

cves_map

{
    "cves": [
        {
            "id": "CVE-2025-5702",
            "severity": [
                {
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L",
                    "type": "CVSS_V3"
                },
                {
                    "score": "medium",
                    "type": "Ubuntu"
                }
            ]
        }
    ],
    "ecosystem": "Ubuntu:24.04:LTS"
}

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7634-1.json"