Bug 2416820 (CVE-2025-65501) - CVE-2025-65501 libcoap: NULL pointer dereference during DTLS operations
Summary: CVE-2025-65501 libcoap: NULL pointer dereference during DTLS operations
Keywords:
Status: NEW
Alias: CVE-2025-65501
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: 2417731 2417732
Blocks:
TreeView+ depends on / blocked
 
Reported: 2025-11-24 19:01 UTC by OSIDB Bzimport
Modified: 2025-11-28 16:21 UTC (History)
0 users

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

Attachments (Terms of Use)

Description OSIDB Bzimport 2025-11-24 19:01:20 UTC 
Null pointer dereference in coap_dtls_info_callback() in OISM libcoap 4.3.5 allows remote attackers to cause a denial of service via a DTLS handshake where SSL_get_app_data() returns NULL.
Note You need to log in before you can comment on or make changes to this bug.