CVE-2026-80601

Description

In the Linux kernel, the following vulnerability has been resolved: batman-adv: gw: acquire ethernet header only after skb realloc The pskb_may_pull() called by batadv_get_vid() 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.

References

• https://git.kernel.org/stable/c/2760b38222c8828b075802342fe3b91eb823d542
• https://git.kernel.org/stable/c/6c37f1166549c999ccd164b0cb6462d1ae68f8f6
• https://git.kernel.org/stable/c/77880a3be88d378d60cc1e8f8ec70430e2ed0518
• https://git.kernel.org/stable/c/916dac5f2944f63f07f7b501acbea6737dbbed0e
• https://git.kernel.org/stable/c/afac8096bde4948e3caa7e4dd733867cfbd3018e