In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent possible UAF in ip6_xmit() If skb_expand_head() returns NULL, skb has been freed and the associated dst/idev could also have been freed. We must use rcu_read_lock() to prevent a possible UAF.
| Product | Vendor | Version |
|---|---|---|
| Linux | Linux | 9.16.4.48 |
| Linux | Linux | n/a |
| Linux | Linux | n/a |
| Linux | Linux | 7.0 |