CVE-2026-89949

CVE-2026-89949 affects the Linux kernel 's batman-adv module, specifically the DAT (Distributed ARP Table) component. When extracting IP addresses from ARP packets, either batadv_arp_ip_src or batadv_arp_ip_dst performs an unaligned memory access that triggers a fault on hardware lacking native u...

CVE-2026-89949: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: batman-adv: dat: avoid unaligned fault in IP extraction Independent of the alignment of the ARP packet in the SKB, either the batadvarpipsrc or the batadvarpipdst will have an unaligned access on HW without native unaligned read...

Linux Distros Unpatched Vulnerability : CVE-2026-89949

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - batman-adv: dat: avoid unaligned fault in IP extraction Independent of the alignment of the ARP packet in the SKB, either the batadvarpipsrc or the batadvarpipd...

security flaw

The dieifkernel function in arch/ia64/kernel/unaligned.c in Linux kernel 2.6.x before 2.6.15.6, possibly when compiled with certain versions of gcc, has the "noreturn" attribute set, which allows local users to cause a denial of service by causing user faults on Itanium systems...