Description
In the Linux kernel, the following vulnerability has been resolved: net: mctp: ensure our nlmsg responses are initialised Syed Faraz Abrar (@farazsth98) from Zellic, and Pumpkin (@u1f383) from DEVCORE Research Team working with Trend Micro Zero Day Initiative report that a RTM_GETNEIGH will return uninitalised data in the pad bytes of the ndmsg data. Ensure we're initialising the netlink data to zero, in the link, addr and neigh response messages.
Affected products
linux: linux kernel
References7
- git.kernel.org/stable/c/54ed418de62a148a655262da682a050fa05f7924 Patch
- git.kernel.org/stable/c/6fb6a97c86abb8592158088afaea0eb464cf9de1 Patch
- git.kernel.org/stable/c/963537a26fd892f7e414a091f807b44aeee97a7d Patch
- git.kernel.org/stable/c/976612471a9e6ead6ceffc241e4d0a1aac90b36a Patch
- git.kernel.org/stable/c/a6a9bc544b675d8b5180f2718ec985ad267b5cbf Patch
- git.kernel.org/stable/c/b37da3ac099e145bcd3be82c745a8d335772e3af Patch
- git.kernel.org/stable/c/c4f840437e7641764de15f2de951ac8335d641f1 Patch
Metrics
- CVSS 3.1
-
5.5
MEDIUM
Score source: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H - EPSS — exploit probability
- 0% percentile: 3 · as of 14 November 2026
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