Vulnerability in Linux

[ Description ]Official description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btintel: validate DDC record lengths Parse DDC record lengths in unsigned storage so 0xFF does not wrap. Reject records smaller than the mandatory three-byte header, records exceeding U8_MAX, and records exceeding remaining firmware bytes before issuing Intel_Write_DDC. This issue was reported by Claude Mythos.

[ Fixes ]Fixes and patches

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ Advisories ]Government CERT advisories

• BSI CERT-Bund18 Oct 2026WID-SEC-2026-4019

  Linux Kernel: Multiple vulnerabilities Translated from German

  CVE-2026-98866CVE-2026-98624CVE-2026-98745+326 more CVEs

[ References ]References

• git.kernel.org/stable/c/069031f569f1681f17e863f48c221a6091b47850
• git.kernel.org/stable/c/7df748aa9f9ecab514e5989ed89c9ba35b6e5574
• git.kernel.org/stable/c/b0fce76873a5e6a6820354409b26693ac5f8b251
• git.kernel.org/stable/c/c9c15d4d8956df8c564f7c210e4dc5b9b820d97a
• git.kernel.org/stable/c/f3617369fbb30a4d2e54841ab8e92ca4fa211e56