UBUNTU-CVE-2026-15105

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Source

https://ubuntu.com/security/CVE-2026-15105

Import Source

https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-15105.json

JSON Data

https://api.osv.dev/v1/vulns/UBUNTU-CVE-2026-15105

Upstream

CVE-2026-15105

Published

2026-07-09T00:00:00Z

Modified

2026-07-09T21:30:56.585167891Z

Severity

6.3 (Medium) CVSS_V3 - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L CVSS Calculator
2.1 (Low) CVSS_V4 - CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P CVSS Calculator
Ubuntu - medium

Summary

[none]

Details

A flaw has been found in davenardella snap7 up to 1.4.3. This affects the function TS7Worker::PerformFunctionRead of the file src/core/s7_server.cpp of the component ReadVar Request Handler. This manipulation causes deserialization. The attack requires access to the local network. The exploit has been published and may be used. The project was informed of the problem early through an issue report but has not responded yet.

References

Affected packages

Ubuntu:25.10 / snap7

Package

Name: snap7
Purl: pkg:deb/ubuntu/snap7?arch=source&distro=questing

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Affected versions

1.*

1.4.2+dfsg-1

Ecosystem specific

{
    "binaries": [
        {
            "binary_name": "libsnap7-1",
            "binary_version": "1.4.2+dfsg-1"
        }
    ]
}

Database specific

source

"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/cve/2026/UBUNTU-CVE-2026-15105.json"

Ubuntu:26.04:LTS / snap7