UBUNTU-CVE-2023-41909

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Source
https://ubuntu.com/security/CVE-2023-41909
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2023/UBUNTU-CVE-2023-41909.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2023-41909
Upstream
Downstream
Related
Published
2023-09-05T07:15:00Z
Modified
2025-09-08T16:56:30Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

An issue was discovered in FRRouting FRR through 9.0. bgpnlriparseflowspec in bgpd/bgpflowspec.c processes malformed requests with no attributes, leading to a NULL pointer dereference.

References

Affected packages

Ubuntu:Pro:20.04:LTS / frr

Package

Name
frr
Purl
pkg:deb/ubuntu/frr@7.2.1-1ubuntu0.2+esm1?arch=source&distro=esm-apps/focal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
7.2.1-1ubuntu0.2+esm1

Affected versions

6.*

6.0.2-2build2

7.*

7.2-1ubuntu1
7.2-1ubuntu2
7.2.1-1
7.2.1-1ubuntu0.1
7.2.1-1ubuntu0.2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "7.2.1-1ubuntu0.2+esm1",
            "binary_name": "frr"
        },
        {
            "binary_version": "7.2.1-1ubuntu0.2+esm1",
            "binary_name": "frr-pythontools"
        },
        {
            "binary_version": "7.2.1-1ubuntu0.2+esm1",
            "binary_name": "frr-rpki-rtrlib"
        },
        {
            "binary_version": "7.2.1-1ubuntu0.2+esm1",
            "binary_name": "frr-snmp"
        }
    ],
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro"
}

Ubuntu:22.04:LTS / frr

Package

Name
frr
Purl
pkg:deb/ubuntu/frr@8.1-1ubuntu1.6?arch=source&distro=jammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
8.1-1ubuntu1.6

Affected versions

7.*

7.5.1-1.1

8.*

8.1-1
8.1-1ubuntu1
8.1-1ubuntu1.1
8.1-1ubuntu1.2
8.1-1ubuntu1.3
8.1-1ubuntu1.4
8.1-1ubuntu1.5

Ecosystem specific 

{
    "binaries": [
        {
            "binary_version": "8.1-1ubuntu1.6",
            "binary_name": "frr"
        },
        {
            "binary_version": "8.1-1ubuntu1.6",
            "binary_name": "frr-pythontools"
        },
        {
            "binary_version": "8.1-1ubuntu1.6",
            "binary_name": "frr-rpki-rtrlib"
        },
        {
            "binary_version": "8.1-1ubuntu1.6",
            "binary_name": "frr-snmp"
        }
    ],
    "availability": "No subscription required"
}