CVE-2025-21903
mctp i3c: handle NULL header address
CVSS Score
0.0
EPSS Score
0.0%
EPSS Percentile
0th
In the Linux kernel, the following vulnerability has been resolved: mctp i3c: handle NULL header address daddr can be NULL if there is no neighbour table entry present, in that case the tx packet should be dropped. saddr will usually be set by MCTP core, but check for NULL in case a packet is transmitted by a different protocol.
| Vendor | linux |
| Product | linux |
| Ecosystems | |
| Industries | Technology |
| Published | Apr 1, 2025 |
| Last Updated | May 11, 2026 |
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Affected Versions
Linux / Linux
c8755b29b58ec65be17bcb8c40763d2dcb1f1db5 < d8be54c35aee29d96d1350b1b6f153be4da37c07 c8755b29b58ec65be17bcb8c40763d2dcb1f1db5 < 740bf9c9b715cc327d34b1e2d4ee79fcd4c47a56 c8755b29b58ec65be17bcb8c40763d2dcb1f1db5 < cf7ee25e70c6edfac4553d6b671e8b19db1d9573
Linux / Linux
6.7