UBUNTU-CVE-2026-7737

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Source
https://ubuntu.com/security/CVE-2026-7737
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-7737.json
JSON Data
https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-7737
Upstream
  • CVE-2026-7737
Downstream
Related
Published
2026-05-04T07:16:00Z
Modified
2026-06-03T09:15:18.517893797Z
Severity
  • 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L CVSS Calculator
  • 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
  • 6.9 (Medium) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N CVSS Calculator
  • Ubuntu - medium
Summary
[none]
Details

A vulnerability was identified in osrg GoBGP up to 4.3.0. Affected by this issue is the function BMPPeerUpNotification.ParseBody/BMPStatisticsReport.ParseBody of the file pkg/packet/bmp/bmp.go of the component BMP Parser. The manipulation leads to out-of-bounds read. The attack can be initiated remotely. Upgrading to version 4.4.0 can resolve this issue. The identifier of the patch is bc77597d42335c78464bc8e15a471d887bbdf260. Upgrading the affected component is recommended.

References

Affected packages

Ubuntu:25.10
gobgp

Package

Name
gobgp
Purl
pkg:deb/ubuntu/gobgp?arch=source&distro=questing

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected

Affected versions

3.*
3.35.0-1
3.36.0-2

Ecosystem specific 

{
    "binaries": [
        {
            "binary_name": "gobgpd",
            "binary_version": "3.36.0-2"
        },
        {
            "binary_name": "golang-github-osrg-gobgp-dev",
            "binary_version": "3.36.0-2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-7737.json"
Ubuntu:Pro:18.04:LTS
gobgp

Package

Name
gobgp
Purl
pkg:deb/ubuntu/gobgp?arch=source&distro=esm-apps%2Fbionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
1.29-1ubuntu0.1+esm2

Affected versions

1.*
1.15-1
1.29-1
1.29-1ubuntu0.1+esm1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "gobgpd",
            "binary_version": "1.29-1ubuntu0.1+esm2"
        },
        {
            "binary_name": "golang-github-osrg-gobgp-dev",
            "binary_version": "1.29-1ubuntu0.1+esm2"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-7737.json"
Ubuntu:Pro:20.04:LTS
gobgp

Package

Name
gobgp
Purl
pkg:deb/ubuntu/gobgp?arch=source&distro=esm-apps%2Ffocal

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.12.0-1ubuntu0.1~esm3

Affected versions

1.*
1.33-1
2.*
2.11.0-1
2.12.0-1
2.12.0-1ubuntu0.1~esm1
2.12.0-1ubuntu0.1~esm2

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "gobgpd",
            "binary_version": "2.12.0-1ubuntu0.1~esm3"
        },
        {
            "binary_name": "golang-github-osrg-gobgp-dev",
            "binary_version": "2.12.0-1ubuntu0.1~esm3"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-7737.json"
Ubuntu:Pro:22.04:LTS
gobgp

Package

Name
gobgp
Purl
pkg:deb/ubuntu/gobgp?arch=source&distro=esm-apps%2Fjammy

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
2.25.0-3ubuntu0.1+esm4

Affected versions

2.*
2.25.0-2
2.25.0-3
2.25.0-3build1
2.25.0-3ubuntu0.1
2.25.0-3ubuntu0.1+esm1
2.25.0-3ubuntu0.1+esm2
2.25.0-3ubuntu0.1+esm3

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "gobgpd",
            "binary_version": "2.25.0-3ubuntu0.1+esm4"
        },
        {
            "binary_name": "golang-github-osrg-gobgp-dev",
            "binary_version": "2.25.0-3ubuntu0.1+esm4"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-7737.json"
Ubuntu:Pro:24.04:LTS
gobgp

Package

Name
gobgp
Purl
pkg:deb/ubuntu/gobgp?arch=source&distro=esm-apps%2Fnoble

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.23.0-1ubuntu0.3+esm4

Affected versions

3.*
3.16.0-1build1
3.19.0-1
3.21.0-1
3.23.0-1
3.23.0-1ubuntu0.1
3.23.0-1ubuntu0.2
3.23.0-1ubuntu0.2+esm1
3.23.0-1ubuntu0.3
3.23.0-1ubuntu0.3+esm1
3.23.0-1ubuntu0.3+esm2
3.23.0-1ubuntu0.3+esm3

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "gobgpd",
            "binary_version": "3.23.0-1ubuntu0.3+esm4"
        },
        {
            "binary_name": "golang-github-osrg-gobgp-dev",
            "binary_version": "3.23.0-1ubuntu0.3+esm4"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-7737.json"
Ubuntu:Pro:26.04:LTS
gobgp

Package

Name
gobgp
Purl
pkg:deb/ubuntu/gobgp?arch=source&distro=esm-apps%2Fresolute

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
3.36.0-2ubuntu0.1~esm1

Affected versions

3.*
3.36.0-2
3.36.0-2build1

Ecosystem specific 

{
    "availability": "Available with Ubuntu Pro: https://ubuntu.com/pro",
    "binaries": [
        {
            "binary_name": "gobgpd",
            "binary_version": "3.36.0-2ubuntu0.1~esm1"
        },
        {
            "binary_name": "golang-github-osrg-gobgp-dev",
            "binary_version": "3.36.0-2ubuntu0.1~esm1"
        }
    ]
}

Database specific

source 
"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-7737.json"