High · published August 22, 2024
In the Linux kernel, the following vulnerability has been resolved:
netfilter: nf_queue: fix possible use-after-free
Eric Dumazet says:
The sock_hold() side seems suspect, because there is no guarantee
that sk_refcnt is not already 0.
On failure, we cannot queue the packet and need to indicate an
error. The packet will be dropped by the caller.
v2: split skb prefetch hunk into separate change
| Product | Versions | Fixed in |
|---|---|---|
| linux/linux_kernel | ≥ 2.6.29, < 4.9.305 | 4.9.305 |
| linux/linux_kernel | ≥ 4.10, < 4.14.270 | 4.14.270 |
| linux/linux_kernel | ≥ 4.15, < 4.19.233 | 4.19.233 |
| linux/linux_kernel | ≥ 4.20, < 5.4.183 | 5.4.183 |
| linux/linux_kernel | ≥ 5.5, < 5.10.104 | 5.10.104 |
| linux/linux_kernel | ≥ 5.11, < 5.15.27 | 5.15.27 |
| linux/linux_kernel | ≥ 5.16, < 5.16.13 | 5.16.13 |
| linux/linux_kernel | all versions | — |
| linux/linux_kernel | all versions | — |
| linux/linux_kernel | all versions | — |
| linux/linux_kernel | all versions | — |
| linux/linux_kernel | all versions | — |
| linux/linux_kernel | all versions | — |