high7.5
CVE-2024-31031
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.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Libcoap | Libcoap | Version 4.3.4 |
| Fedoraproject | Fedora | Versions 39, 40 |
Weakness classification
References
- NVD record
- CVE.org record
- https://github.com/obgm/libcoap/issues/1351
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LPENEJBV3KSASIYKNZAKXDAH7Q66KPYG/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TUL7QDYFGEIJVO2ZSG4O5HEAWR6PFC52/
- https://github.com/obgm/libcoap/issues/1351
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LPENEJBV3KSASIYKNZAKXDAH7Q66KPYG/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/TUL7QDYFGEIJVO2ZSG4O5HEAWR6PFC52/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/LPENEJBV3KSASIYKNZAKXDAH7Q66KPYG/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TUL7QDYFGEIJVO2ZSG4O5HEAWR6PFC52/