CVE-2026-115942

critical

Description

A misconfigured wildcard TLS certificate causes a stack read overflow. This issue does not affect any wildcard certificate issued to the RFC9525 standard - the fix only accepts certificates that comply to this standard. This issue affects Apache Qpid Proton C: through 0.40.0. Users are recommended to upgrade to version 0.41.1, which fixes the issue.

References

https://lists.apache.org/thread.html/5z8x4c1939rxs5hod7q7gvgdmjd7p7pt

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-112720

http://www.openwall.com/lists/oss-security/2026/10/28/25

Details

Source: Mitre, NVD

Published: 2026-10-29

Updated: 2026-10-29

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 9.1

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

Severity: Critical