CVE-2024-31031

libcoap3: An issue in `coap_pdu.c` in libcoap 4.3.4 allows attackers to cause undefined behavior via a sequence of messages lea...

CVE-2024-31031 is fixed in libcoap3 on 1 platform, first by DEBIAN-CVE-2024-31031, released April 17, 2024. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.5
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0087
59th percentile

An issue in `coap_pdu.c` in libcoap 4.3.4 allows attackers to cause undefined behavior via a sequence of messages leading to unsigned integer overflow.

Where it's fixed

ProductFixed inFixReleased
Linux
libcoap3 · Debian 13.5 (trixie) 4.3.4-1.1+deb13u1 DEBIAN-CVE-2024-31031 Apr 17, 2024
libcoap3 · Debian 14 4.3.5-1 DEBIAN-CVE-2024-31031 Apr 17, 2024

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