CVE-2026-63891

Linux Kernel: Mehrere Schwachstellen ermöglichen nicht spezifizierten Angriff

F5 F5OS, Dell NetWorker, Debian Linux, Amazon Linux 2, Red Hat Enterprise Linux, IBM QRadar SIEM, Dell Avamar, RESF…

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: property: Cap recursion depth in __tb_property_parse_dir() A DIRECTORY entry's value field is used as the dir_offset for a recursive call into __tb_property_parse_dir() with no depth counter. A crafted peer that chains DIRECTORY entries into a back-reference loop drives the parser until the kernel stack is exhausted and the guard page fires. Any untrusted XDomain peer (cable, dock, in-line…

19. Jul 2026

Ausgewertete Quellen

• Ubuntu
  USN-9066-1: Linux kernel (HWE) vulnerabilities
• CERT-Bund
  WID-SEC-2026-2403
• NVD
  CVE-2026-63891