USN-6541-1

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Please try reporting it to the source first.
Source
https://ubuntu.com/security/notices/USN-6541-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-6541-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-6541-1
Upstream
Related
Published
2023-12-07T16:24:50.228561Z
Modified
2025-10-13T04:36:43Z
Summary
glibc vulnerabilities
Details

It was discovered that the GNU C Library was not properly handling certain memory operations. An attacker could possibly use this issue to cause a denial of service (application crash). (CVE-2023-4806, CVE-2023-4813)

It was discovered that the GNU C library was not properly implementing a fix for CVE-2023-4806 in certain cases, which could lead to a memory leak. An attacker could possibly use this issue to cause a denial of service (application crash). This issue only affected Ubuntu 22.04 LTS and Ubuntu 23.04. (CVE-2023-5156)

References

Affected packages

Ubuntu:Pro:16.04:LTS / glibc

Package

Name
glibc
Purl
pkg:deb/ubuntu/glibc@2.23-0ubuntu11.3+esm5?arch=source&distro=esm-infra/xenial

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.23-0ubuntu11.3+esm5

Affected versions

2.*

2.21-0ubuntu4
2.21-0ubuntu5
2.21-0ubuntu6
2.23-0ubuntu1
2.23-0ubuntu2
2.23-0ubuntu3
2.23-0ubuntu4
2.23-0ubuntu5
2.23-0ubuntu6
2.23-0ubuntu7
2.23-0ubuntu9
2.23-0ubuntu10
2.23-0ubuntu11
2.23-0ubuntu11.2
2.23-0ubuntu11.3
2.23-0ubuntu11.3+esm1
2.23-0ubuntu11.3+esm2
2.23-0ubuntu11.3+esm3

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "glibc-source",
            "binary_version": "2.23-0ubuntu11.3+esm5"
        },
        {
            "binary_name": "libc-bin",
            "binary_version": "2.23-0ubuntu11.3+esm5"
        },
        {
            "binary_name": "libc-dev-bin",
            "binary_version": "2.23-0ubuntu11.3+esm5"
        },
        {
            "binary_name": "libc6",
            "binary_version": "2.23-0ubuntu11.3+esm5"
        },
        {
            "binary_name": "libc6-amd64",
            "binary_version": "2.23-0ubuntu11.3+esm5"
        },
        {
            "binary_name": "libc6-armel",
            "binary_version": "2.23-0ubuntu11.3+esm5"
        },
        {
            "binary_name": "libc6-dev",
            "binary_version": "2.23-0ubuntu11.3+esm5"
        },
        {
            "binary_name": "libc6-dev-amd64",
            "binary_version": "2.23-0ubuntu11.3+esm5"
        },
        {
            "binary_name": "libc6-dev-armel",
            "binary_version": "2.23-0ubuntu11.3+esm5"
        },
        {
            "binary_name": "libc6-dev-i386",
            "binary_version": "2.23-0ubuntu11.3+esm5"
        },
        {
            "binary_name": "libc6-dev-s390",
            "binary_version": "2.23-0ubuntu11.3+esm5"
        },
        {
            "binary_name": "libc6-dev-x32",
            "binary_version": "2.23-0ubuntu11.3+esm5"
        },
        {
            "binary_name": "libc6-i386",
            "binary_version": "2.23-0ubuntu11.3+esm5"
        },
        {
            "binary_name": "libc6-pic",
            "binary_version": "2.23-0ubuntu11.3+esm5"
        },
        {
            "binary_name": "libc6-s390",
            "binary_version": "2.23-0ubuntu11.3+esm5"
        },
        {
            "binary_name": "libc6-x32",
            "binary_version": "2.23-0ubuntu11.3+esm5"
        },
        {
            "binary_name": "locales",
            "binary_version": "2.23-0ubuntu11.3+esm5"
        },
        {
            "binary_name": "locales-all",
            "binary_version": "2.23-0ubuntu11.3+esm5"
        },
        {
            "binary_name": "multiarch-support",
            "binary_version": "2.23-0ubuntu11.3+esm5"
        },
        {
            "binary_name": "nscd",
            "binary_version": "2.23-0ubuntu11.3+esm5"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:16.04:LTS",
    "cves": [
        {
            "id": "CVE-2023-4806",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        },
        {
            "id": "CVE-2023-4813",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ]
}

Ubuntu:Pro:18.04:LTS / glibc

Package

Name
glibc
Purl
pkg:deb/ubuntu/glibc@2.27-3ubuntu1.6+esm1?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+esm1

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

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro (Infra-only): https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "glibc-source",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        },
        {
            "binary_name": "libc-bin",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        },
        {
            "binary_name": "libc-dev-bin",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        },
        {
            "binary_name": "libc6",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        },
        {
            "binary_name": "libc6-amd64",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        },
        {
            "binary_name": "libc6-armel",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        },
        {
            "binary_name": "libc6-dev",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        },
        {
            "binary_name": "libc6-dev-amd64",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        },
        {
            "binary_name": "libc6-dev-armel",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        },
        {
            "binary_name": "libc6-dev-i386",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        },
        {
            "binary_name": "libc6-dev-s390",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        },
        {
            "binary_name": "libc6-dev-x32",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        },
        {
            "binary_name": "libc6-i386",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        },
        {
            "binary_name": "libc6-lse",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        },
        {
            "binary_name": "libc6-pic",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        },
        {
            "binary_name": "libc6-s390",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        },
        {
            "binary_name": "libc6-x32",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        },
        {
            "binary_name": "locales",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        },
        {
            "binary_name": "locales-all",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        },
        {
            "binary_name": "multiarch-support",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        },
        {
            "binary_name": "nscd",
            "binary_version": "2.27-3ubuntu1.6+esm1"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:Pro:18.04:LTS",
    "cves": [
        {
            "id": "CVE-2023-4806",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        },
        {
            "id": "CVE-2023-4813",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ]
}

Ubuntu:20.04:LTS / glibc

Package

Name
glibc
Purl
pkg:deb/ubuntu/glibc@2.31-0ubuntu9.14?arch=source&distro=focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.31-0ubuntu9.14

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

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "glibc-source",
            "binary_version": "2.31-0ubuntu9.14"
        },
        {
            "binary_name": "libc-bin",
            "binary_version": "2.31-0ubuntu9.14"
        },
        {
            "binary_name": "libc-dev-bin",
            "binary_version": "2.31-0ubuntu9.14"
        },
        {
            "binary_name": "libc6",
            "binary_version": "2.31-0ubuntu9.14"
        },
        {
            "binary_name": "libc6-amd64",
            "binary_version": "2.31-0ubuntu9.14"
        },
        {
            "binary_name": "libc6-armel",
            "binary_version": "2.31-0ubuntu9.14"
        },
        {
            "binary_name": "libc6-dev",
            "binary_version": "2.31-0ubuntu9.14"
        },
        {
            "binary_name": "libc6-dev-amd64",
            "binary_version": "2.31-0ubuntu9.14"
        },
        {
            "binary_name": "libc6-dev-armel",
            "binary_version": "2.31-0ubuntu9.14"
        },
        {
            "binary_name": "libc6-dev-i386",
            "binary_version": "2.31-0ubuntu9.14"
        },
        {
            "binary_name": "libc6-dev-s390",
            "binary_version": "2.31-0ubuntu9.14"
        },
        {
            "binary_name": "libc6-dev-x32",
            "binary_version": "2.31-0ubuntu9.14"
        },
        {
            "binary_name": "libc6-i386",
            "binary_version": "2.31-0ubuntu9.14"
        },
        {
            "binary_name": "libc6-lse",
            "binary_version": "2.31-0ubuntu9.14"
        },
        {
            "binary_name": "libc6-pic",
            "binary_version": "2.31-0ubuntu9.14"
        },
        {
            "binary_name": "libc6-prof",
            "binary_version": "2.31-0ubuntu9.14"
        },
        {
            "binary_name": "libc6-s390",
            "binary_version": "2.31-0ubuntu9.14"
        },
        {
            "binary_name": "libc6-x32",
            "binary_version": "2.31-0ubuntu9.14"
        },
        {
            "binary_name": "locales",
            "binary_version": "2.31-0ubuntu9.14"
        },
        {
            "binary_name": "locales-all",
            "binary_version": "2.31-0ubuntu9.14"
        },
        {
            "binary_name": "nscd",
            "binary_version": "2.31-0ubuntu9.14"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:20.04:LTS",
    "cves": [
        {
            "id": "CVE-2023-4806",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        },
        {
            "id": "CVE-2023-4813",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        }
    ]
}

Ubuntu:22.04:LTS / glibc

Package

Name
glibc
Purl
pkg:deb/ubuntu/glibc@2.35-0ubuntu3.5?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.35-0ubuntu3.5

Affected versions

2.*

2.34-0ubuntu3
2.35-0ubuntu1
2.35-0ubuntu3
2.35-0ubuntu3.1
2.35-0ubuntu3.3
2.35-0ubuntu3.4

Ecosystem specific 

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "glibc-source",
            "binary_version": "2.35-0ubuntu3.5"
        },
        {
            "binary_name": "libc-bin",
            "binary_version": "2.35-0ubuntu3.5"
        },
        {
            "binary_name": "libc-dev-bin",
            "binary_version": "2.35-0ubuntu3.5"
        },
        {
            "binary_name": "libc-devtools",
            "binary_version": "2.35-0ubuntu3.5"
        },
        {
            "binary_name": "libc6",
            "binary_version": "2.35-0ubuntu3.5"
        },
        {
            "binary_name": "libc6-amd64",
            "binary_version": "2.35-0ubuntu3.5"
        },
        {
            "binary_name": "libc6-dev",
            "binary_version": "2.35-0ubuntu3.5"
        },
        {
            "binary_name": "libc6-dev-amd64",
            "binary_version": "2.35-0ubuntu3.5"
        },
        {
            "binary_name": "libc6-dev-i386",
            "binary_version": "2.35-0ubuntu3.5"
        },
        {
            "binary_name": "libc6-dev-s390",
            "binary_version": "2.35-0ubuntu3.5"
        },
        {
            "binary_name": "libc6-dev-x32",
            "binary_version": "2.35-0ubuntu3.5"
        },
        {
            "binary_name": "libc6-i386",
            "binary_version": "2.35-0ubuntu3.5"
        },
        {
            "binary_name": "libc6-prof",
            "binary_version": "2.35-0ubuntu3.5"
        },
        {
            "binary_name": "libc6-s390",
            "binary_version": "2.35-0ubuntu3.5"
        },
        {
            "binary_name": "libc6-x32",
            "binary_version": "2.35-0ubuntu3.5"
        },
        {
            "binary_name": "locales",
            "binary_version": "2.35-0ubuntu3.5"
        },
        {
            "binary_name": "locales-all",
            "binary_version": "2.35-0ubuntu3.5"
        },
        {
            "binary_name": "nscd",
            "binary_version": "2.35-0ubuntu3.5"
        }
    ]
}

Database specific

cves_map

{
    "ecosystem": "Ubuntu:22.04:LTS",
    "cves": [
        {
            "id": "CVE-2023-4806",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        },
        {
            "id": "CVE-2023-4813",
            "severity": [
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "CVSS_V3",
                    "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "low"
                }
            ]
        },
        {
            "id": "CVE-2023-5156",
            "severity": [
                {
                    "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": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
                },
                {
                    "type": "Ubuntu",
                    "score": "medium"
                }
            ]
        }
    ]
}