linux-kernel - Re: [PATCH] octeontx2-af: fix a use-after-free in rvu_npa_register

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Message-Id: <170178782463.5866.15530520826379861519.git-patchwork-notify@kernel.org>
Date:   Tue, 05 Dec 2023 14:50:24 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Zhipeng Lu <alexious@....edu.cn>
Cc:     sgoutham@...vell.com, lcherian@...vell.com, gakula@...vell.com,
        jerinj@...vell.com, hkelam@...vell.com, sbhatta@...vell.com,
        davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
        pabeni@...hat.com, george.cherian@...vell.com,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] octeontx2-af: fix a use-after-free in
 rvu_npa_register_reporters

Hello:

This patch was applied to netdev/net.git (main)
by Paolo Abeni <pabeni@...hat.com>:

On Sat,  2 Dec 2023 17:59:02 +0800 you wrote:
> The rvu_dl will be freed in rvu_npa_health_reporters_destroy(rvu_dl)
> after the create_workqueue fails, and after that free, the rvu_dl will
> be translate back through rvu_npa_health_reporters_create,
> rvu_health_reporters_create, and rvu_register_dl. Finally it goes to the
> err_dl_health label, being freed again in
> rvu_health_reporters_destroy(rvu) by rvu_npa_health_reporters_destroy.
> In the second calls of rvu_npa_health_reporters_destroy, however,
> it uses rvu_dl->rvu_npa_health_reporter, which is already freed at
> the end of rvu_npa_health_reporters_destroy in the first call.
> 
> [...]

Here is the summary with links:
  - octeontx2-af: fix a use-after-free in rvu_npa_register_reporters
    https://git.kernel.org/netdev/net/c/3c91c909f13f

You are awesome, thank you!
-- 
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html