CVE-2026-98287

The Linux kernel contains a vulnerability in the pppoatm component where the pppoatm_send() function fails to ensure the skb header is writable when performing LLC encapsulation. While standard packets use skb_cow_head(), packets arriving via PPP channel bridging (PPPIOCBRIDGECHAN) bypass this ch...

EUVD-2026-93215

In the Linux kernel, the following vulnerability has been resolved: pppoatm: ensure a writable skb header and linear data In pppoatmsend, LLC encapsulation checks whether there is sufficient headroom for the 4-byte LLC header, but does not ensure that the skb header is writable. Normal transmit...