Mmastodon TechnologyCybersecurity first seen 4 d ago, last 4 d ago, peak #12

Linux kernel patches s390 network driver null dereference flaw

Original: 🚨 EUVD-2026-111878 📊 Score: n/a 📦 Product: Linux, Linux, Linux (+5 more) 🏢 Vendor: Linux 📅 Updated: 2026-10-28 📝 In the

A new vulnerability entry, EUVD-2026-111878, has been published covering the Linux kernel. The flaw is a null pointer dereference in the s390 ctcm network driver's mpc_validate_xid() function, which has been resolved upstream. The advisory, updated on 28 October 2026, lists Linux and several related products as affected. No severity score has been assigned yet, and security watchers are circulating the fix for mainline kernel users.

Why now: New kernel security advisories are routinely shared so administrators and distributors can patch affected systems quickly.

Linux kernelEUVD-2026-111878s390 ctcm driver

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Evidence

• 🚨 EUVD-2026-111878 📊 Score: n/a 📦 Product: Linux, Linux, Linux (+5 more) 🏢 Vendor: Linux 📅 Updated: 2026-10-28 📝 In the Linux kernel, the following vulnerability has been resolved: s390/ctcm: Prevent XID null dereference The mpc_validate_xid() function sets… · EUVD_Bot

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