CVE-2026-98555 llc: fix skb UAF and leaks on llc_mac_hdr_init() failure

In the Linux kernel, the following vulnerability has been resolved: llc: fix skb UAF and leaks on llcmachdrinit failure In llcconnacresendixxxxset0orsendrr, if llcmachdrinit fails, kfreeskbskb is called instead of kfreeskbnskb. This leaks the newly allocated nskb, reads from the freed skb via...

CVE-2026-98555

A vulnerability exists in the Linux kernel 's LLC (Light Link Control) component. Specifically, when the llc_mac_hdr_init() function fails within llc_conn_ac_resend_i_xxx_x_set_0_or_send_rr() , the system calls kfree_skb(skb) instead of kfree_skb(nskb) . This oversight causes a memory leak of the...

EUVD-2026-103600

In the Linux kernel, the following vulnerability has been resolved: llc: fix skb UAF and leaks on llcmachdrinit failure In llcconnacresendixxxxset0orsendrr, if llcmachdrinit fails, kfreeskbskb is called instead of kfreeskbnskb. This leaks the newly allocated nskb, reads from the freed skb via...

CVE-2026-98555

In the Linux kernel, the following vulnerability has been resolved: llc: fix skb UAF and leaks on llcmachdrinit failure In llcconnacresendixxxxset0orsendrr, if llcmachdrinit fails, kfreeskbskb is called instead of kfreeskbnskb. This leaks the newly allocated nskb, reads from the freed skb via...