Re: [PATCH] dccp: don't duplicate ccid when cloning dccp sock
| Newsgroups | org.kernel.vger.dccp,org.kernel.vger.linux-kernel,org.kernel.vger.netdev |
|---|---|
| Message-ID | <163109760806.16056.10288524962758514205.git-patchwork-notify@kernel.org> |
Hello:
This patch was applied to netdev/net.git (refs/heads/master):
On Wed, 8 Sep 2021 03:40:59 +0000 you wrote:
> Commit 2677d2067731 ("dccp: don't free ccid2_hc_tx_sock ...") fixed
> a UAF but reintroduced CVE-2017-6074.
>
> When the sock is cloned, two dccps_hc_tx_ccid will reference to the
> same ccid. So one can free the ccid object twice from two socks after
> cloning.
>
> [...]
Here is the summary with links:
- dccp: don't duplicate ccid when cloning dccp sock
https://git.kernel.org/netdev/net/c/d9ea761fdd19
You are awesome, thank you!
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