CVE-2026-45930
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…
Does this matter?
Lower severity and a low EPSS score (0.14%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.1
- 5.5 MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.14% probability · 3th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Affected
- linux/linux kernel
- Source
- 416baaa9-dc9f-4396-8d5f-8c081fb06d67
EPSS 0.1% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://git.kernel.org/stable/c/54ed418de62a148a655262da682a050fa05f7924Patch
- https://git.kernel.org/stable/c/6fb6a97c86abb8592158088afaea0eb464cf9de1Patch
- https://git.kernel.org/stable/c/963537a26fd892f7e414a091f807b44aeee97a7dPatch
- https://git.kernel.org/stable/c/976612471a9e6ead6ceffc241e4d0a1aac90b36aPatch
- https://git.kernel.org/stable/c/a6a9bc544b675d8b5180f2718ec985ad267b5cbfPatch
- https://git.kernel.org/stable/c/b37da3ac099e145bcd3be82c745a8d335772e3afPatch
- https://git.kernel.org/stable/c/c4f840437e7641764de15f2de951ac8335d641f1Patch
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.