[Debian-iot-maintainers] Bug#1122290: libcoap3: CVE-2025-59391

[Salvatore Bonaccorso]

Source: libcoap3
Version: 4.3.5-1
Severity: important
Tags: security upstream
Forwarded: https://github.com/obgm/libcoap/pull/1730
X-Debbugs-Cc: carnil at debian.org, Debian Security Team <team at security.debian.org>

Hi,

The following vulnerability was published for libcoap3.

CVE-2025-59391[0]:
| A memory disclosure vulnerability exists in libcoap's OSCORE
| configuration parser.


If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2025-59391
    https://www.cve.org/CVERecord?id=CVE-2025-59391
[1] https://github.com/obgm/libcoap/pull/1730

Please adjust the affected versions in the BTS as needed.

Regards,
Salvatore