CVE-2026-80600: batman-adv: dat: acquire ARP hw source only after skb realloc
Published Aug 28, 2026
·Updated
In the Linux kernel, the following vulnerability has been resolved:
batman-adv: dat: acquire ARP hw source only after skb realloc
The pskbmaypull() called by batadvgetvid() could reallocate the buffer behind the skb. Variables which were pointing to the old buffer need to be reassigned to avoid an use-after-free.
Affected Software
1 affected component
Linux Linux kernel
Event History
Aug 28, 2026
CVE Published
via MITRE·06:48 AM
Data Sourced
via MITRE·06:48 AM
Description