UBUNTU-CVE-2025-4802

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Source
https://ubuntu.com/security/CVE-2025-4802
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-4802.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2025-4802
Upstream
Downstream
Related
Published
2025-05-16T20:15:00Z
Modified
2026-02-04T04:09:49.871743Z
Severity
  • 7.8 (High) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

Untrusted LDLIBRARYPATH environment variable vulnerability in the GNU C Library version 2.27 to 2.38 allows attacker controlled loading of dynamically shared library in statically compiled setuid binaries that call dlopen (including internal dlopen calls after setlocale or calls to NSS functions such as getaddrinfo).

References

Affected packages

Ubuntu:Pro:18.04:LTS / glibc

Package

Name
glibc
Purl
pkg:deb/ubuntu/glibc@2.27-3ubuntu1.6+esm5?arch=source&distro=esm-infra/bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.27-3ubuntu1.6+esm5

Affected versions

2.*
2.26-0ubuntu2
2.26-0ubuntu2.1
2.27-0ubuntu2
2.27-0ubuntu3
2.27-3ubuntu1
2.27-3ubuntu1.2
2.27-3ubuntu1.3
2.27-3ubuntu1.4
2.27-3ubuntu1.5
2.27-3ubuntu1.6
2.27-3ubuntu1.6+esm1
2.27-3ubuntu1.6+esm2
2.27-3ubuntu1.6+esm3
2.27-3ubuntu1.6+esm4

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "glibc-source"
        },
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "libc-bin"
        },
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "libc-dev-bin"
        },
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "libc6"
        },
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "libc6-amd64"
        },
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "libc6-armel"
        },
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "libc6-dev"
        },
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "libc6-dev-amd64"
        },
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "libc6-dev-armel"
        },
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "libc6-dev-i386"
        },
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "libc6-dev-s390"
        },
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "libc6-dev-x32"
        },
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "libc6-i386"
        },
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "libc6-lse"
        },
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "libc6-pic"
        },
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "libc6-s390"
        },
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "libc6-x32"
        },
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "locales"
        },
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "locales-all"
        },
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "multiarch-support"
        },
        {
            "binary_version": "2.27-3ubuntu1.6+esm5",
            "binary_name": "nscd"
        }
    ],
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-4802.json"

Ubuntu:20.04:LTS / glibc

Package

Name
glibc
Purl
pkg:deb/ubuntu/glibc@2.31-0ubuntu9.18?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.31-0ubuntu9.18

Affected versions

2.*
2.30-0ubuntu2
2.30-0ubuntu3
2.31-0ubuntu5
2.31-0ubuntu6
2.31-0ubuntu7
2.31-0ubuntu9
2.31-0ubuntu9.1
2.31-0ubuntu9.2
2.31-0ubuntu9.3
2.31-0ubuntu9.7
2.31-0ubuntu9.9
2.31-0ubuntu9.12
2.31-0ubuntu9.14
2.31-0ubuntu9.15
2.31-0ubuntu9.16
2.31-0ubuntu9.17

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "glibc-source"
        },
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "libc-bin"
        },
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "libc-dev-bin"
        },
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "libc6"
        },
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "libc6-amd64"
        },
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "libc6-armel"
        },
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "libc6-dev"
        },
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "libc6-dev-amd64"
        },
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "libc6-dev-armel"
        },
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "libc6-dev-i386"
        },
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "libc6-dev-s390"
        },
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "libc6-dev-x32"
        },
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "libc6-i386"
        },
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "libc6-lse"
        },
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "libc6-pic"
        },
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "libc6-prof"
        },
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "libc6-s390"
        },
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "libc6-x32"
        },
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "locales"
        },
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "locales-all"
        },
        {
            "binary_version": "2.31-0ubuntu9.18",
            "binary_name": "nscd"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-4802.json"

Ubuntu:22.04:LTS / glibc

Package

Name
glibc
Purl
pkg:deb/ubuntu/glibc@2.35-0ubuntu3.10?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.35-0ubuntu3.10

Affected versions

2.*
2.34-0ubuntu3
2.35-0ubuntu1
2.35-0ubuntu3
2.35-0ubuntu3.1
2.35-0ubuntu3.3
2.35-0ubuntu3.4
2.35-0ubuntu3.5
2.35-0ubuntu3.6
2.35-0ubuntu3.7
2.35-0ubuntu3.8
2.35-0ubuntu3.9

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "2.35-0ubuntu3.10",
            "binary_name": "glibc-source"
        },
        {
            "binary_version": "2.35-0ubuntu3.10",
            "binary_name": "libc-bin"
        },
        {
            "binary_version": "2.35-0ubuntu3.10",
            "binary_name": "libc-dev-bin"
        },
        {
            "binary_version": "2.35-0ubuntu3.10",
            "binary_name": "libc-devtools"
        },
        {
            "binary_version": "2.35-0ubuntu3.10",
            "binary_name": "libc6"
        },
        {
            "binary_version": "2.35-0ubuntu3.10",
            "binary_name": "libc6-amd64"
        },
        {
            "binary_version": "2.35-0ubuntu3.10",
            "binary_name": "libc6-dev"
        },
        {
            "binary_version": "2.35-0ubuntu3.10",
            "binary_name": "libc6-dev-amd64"
        },
        {
            "binary_version": "2.35-0ubuntu3.10",
            "binary_name": "libc6-dev-i386"
        },
        {
            "binary_version": "2.35-0ubuntu3.10",
            "binary_name": "libc6-dev-s390"
        },
        {
            "binary_version": "2.35-0ubuntu3.10",
            "binary_name": "libc6-dev-x32"
        },
        {
            "binary_version": "2.35-0ubuntu3.10",
            "binary_name": "libc6-i386"
        },
        {
            "binary_version": "2.35-0ubuntu3.10",
            "binary_name": "libc6-prof"
        },
        {
            "binary_version": "2.35-0ubuntu3.10",
            "binary_name": "libc6-s390"
        },
        {
            "binary_version": "2.35-0ubuntu3.10",
            "binary_name": "libc6-x32"
        },
        {
            "binary_version": "2.35-0ubuntu3.10",
            "binary_name": "locales"
        },
        {
            "binary_version": "2.35-0ubuntu3.10",
            "binary_name": "locales-all"
        },
        {
            "binary_version": "2.35-0ubuntu3.10",
            "binary_name": "nscd"
        }
    ],
    "availability": "No subscription required"
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2025/UBUNTU-CVE-2025-4802.json"