CVE-2026-98525

The Linux kernel contains a vulnerability in the MCTP protocol within the mctp_lookup_prealloc_tag() function. When a socket transmits a packet with MCTP_TAG_PREALLOC set, the kernel incorrectly iterates over the per-network namespace keys list (&mns->keys) instead of the specific socket's tag...

CVE-2026-98525 mctp: route: iterate socket tag list in mctp_lookup_prealloc_tag()

In the Linux kernel, the following vulnerability has been resolved: mctp: route: iterate socket tag list in mctplookupprealloctag When a socket transmits a packet with MCTPTAGPREALLOC set, mctplookupprealloctag iterates over the per-netns &mns-keys list and matches netid, reqtag, peeraddr, and...