Bug 2416769 (CVE-2025-65494) - CVE-2025-65494 libcoap: libcoap denial of service
Summary: CVE-2025-65494 libcoap: libcoap denial of service
Keywords:
Status: NEW
Alias: CVE-2025-65494
Product: Security Response
Classification: Other
Component: vulnerability
Version: unspecified
Hardware: All
OS: Linux
high
high
Target Milestone: ---
Assignee: Product Security DevOps Team
QA Contact:
URL:
Whiteboard:
Depends On: 2416890 2416894 2416896
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-11-24 15:02 UTC by OSIDB Bzimport
Modified: 2025-11-24 22:42 UTC (History)
0 users

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Embargoed:

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Description OSIDB Bzimport 2025-11-24 15:02:12 UTC 
NULL pointer dereference in get_san_or_cn_from_cert() in src/coap_openssl.c in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a crafted X.509 certificate that causes sk_GENERAL_NAME_value() to return NULL.
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