USN-7634-1

See a problem?
Please try reporting it to the source first.
Source
https://ubuntu.com/security/notices/USN-7634-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7634-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-7634-1
Upstream
Related
Published
2025-07-14T12:13:53.382619Z
Modified
2025-07-15T08:44:56.044112Z
Summary
glibc vulnerabilities
Details

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_name": "glibc-doc",
            "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-bin-dbgsym",
            "binary_version": "2.39-0ubuntu8.5"
        },
        {
            "binary_name": "libc-dev-bin",
            "binary_version": "2.39-0ubuntu8.5"
        },
        {
            "binary_name": "libc-dev-bin-dbgsym",
            "binary_version": "2.39-0ubuntu8.5"
        },
        {
            "binary_name": "libc-devtools",
            "binary_version": "2.39-0ubuntu8.5"
        },
        {
            "binary_name": "libc-devtools-dbgsym",
            "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-amd64-dbgsym",
            "binary_version": "2.39-0ubuntu8.5"
        },
        {
            "binary_name": "libc6-dbg",
            "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-dbgsym",
            "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-i386-dbgsym",
            "binary_version": "2.39-0ubuntu8.5"
        },
        {
            "binary_name": "libc6-s390",
            "binary_version": "2.39-0ubuntu8.5"
        },
        {
            "binary_name": "libc6-s390-dbgsym",
            "binary_version": "2.39-0ubuntu8.5"
        },
        {
            "binary_name": "libc6-x32",
            "binary_version": "2.39-0ubuntu8.5"
        },
        {
            "binary_name": "libc6-x32-dbgsym",
            "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",
            "binary_version": "2.39-0ubuntu8.5"
        },
        {
            "binary_name": "nscd-dbgsym",
            "binary_version": "2.39-0ubuntu8.5"
        }
    ],
    "availability": "No subscription required"
}

Ubuntu:25.04 / glibc

Package

Name
glibc
Purl
pkg:deb/ubuntu/glibc@2.41-6ubuntu1.1?arch=source&distro=plucky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.41-6ubuntu1.1

Affected versions

2.*

2.40-1ubuntu3
2.40-4ubuntu1
2.41-1ubuntu1
2.41-1ubuntu2
2.41-6ubuntu1

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "glibc-doc",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "glibc-source",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "libc-bin",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "libc-bin-dbgsym",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "libc-dev-bin",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "libc-dev-bin-dbgsym",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "libc-devtools",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "libc-devtools-dbgsym",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "libc6",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "libc6-amd64",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "libc6-amd64-dbgsym",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "libc6-dbg",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "libc6-dev",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "libc6-dev-amd64",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "libc6-dev-dbgsym",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "libc6-dev-i386",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "libc6-dev-x32",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "libc6-i386",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "libc6-i386-dbgsym",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "libc6-x32",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "libc6-x32-dbgsym",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "locales",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "locales-all",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "nscd",
            "binary_version": "2.41-6ubuntu1.1"
        },
        {
            "binary_name": "nscd-dbgsym",
            "binary_version": "2.41-6ubuntu1.1"
        }
    ],
    "availability": "No subscription required"
}