netdev - Re: [PATCH net] rxrpc: Fix race between conn bundle lookup and bundle removal [ZDI-CAN-15975]

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: Windows password security audit tool. GUI, reports in PDF.

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

Date:   Fri, 18 Nov 2022 12:10:15 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     David Howells <dhowells@...hat.com>
Cc:     netdev@...r.kernel.org, zdi-disclosures@...ndmicro.com,
        marc.dionne@...istor.com, linux-afs@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH net] rxrpc: Fix race between conn bundle lookup and bundle
 removal [ZDI-CAN-15975]

Hello:

This patch was applied to netdev/net.git (master)
by David S. Miller <davem@...emloft.net>:

On Wed, 16 Nov 2022 14:02:28 +0000 you wrote:
> After rxrpc_unbundle_conn() has removed a connection from a bundle, it
> checks to see if there are any conns with available channels and, if not,
> removes and attempts to destroy the bundle.
> 
> Whilst it does check after grabbing client_bundles_lock that there are no
> connections attached, this races with rxrpc_look_up_bundle() retrieving the
> bundle, but not attaching a connection for the connection to be attached
> later.
> 
> [...]

Here is the summary with links:
  - [net] rxrpc: Fix race between conn bundle lookup and bundle removal [ZDI-CAN-15975]
    https://git.kernel.org/netdev/net/c/3bcd6c7eaa53

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