4 matches found
EUVD-2026-95538
In the Linux kernel, the following vulnerability has been resolved: bpf: Disallow bpfskbpulldata for LWTSEG6LOCAL An LWTSEG6LOCAL program can invalidate its cached SRH with bpflwtseg6adjustsrh and then call bpfskbpulldata. The latter may reallocate skb-head, leaving the per-CPU SRH pointer...
CVE-2026-98383
The Linux kernel contains a vulnerability where an LWT_SEG6LOCAL program can invalidate its cached SRH using bpf_lwt_seg6_adjust_srh() and subsequently call bpf_skb_pull_data(). This sequence can cause skb->head to be reallocated, resulting in a dangling per-CPU SRH pointer . Subsequent post-p...
CVE-2024-58098: Undefined Security Weakness
In the Linux kernel, the following vulnerability has been resolved: bpf: track changespktdata property for global functions When processing calls to certain helpers, verifier invalidates all packet pointers in a current state. For example, consider the following program: attributenoinline long...
CVE-2024-49979: NULL Pointer Dereference
In the Linux kernel, the following vulnerability has been resolved: net: gso: fix tcp fraglist segmentation after pull from fraglist Detect tcp gso fraglist skbs with corrupted geometry see below and pass these to skbsegment instead of skbsegmentlist, as the first can segment them correctly. Vali...