netdev - Re: [PATCH] net: macsec: fix potential resource leak in macsec_add_rxsa() and macsec_add

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:   Mon, 25 Jul 2022 11:00:14 +0000
From:   patchwork-bot+netdevbpf@...nel.org
To:     Jianglei Nie <niejianglei2021@....com>
Cc:     davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
        pabeni@...hat.com, atenart@...nel.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] net: macsec: fix potential resource leak in macsec_add_rxsa()
 and macsec_add_txsa()

Hello:

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

On Fri, 22 Jul 2022 17:29:02 +0800 you wrote:
> init_rx_sa() allocates relevant resource for rx_sa->stats and rx_sa->
> key.tfm with alloc_percpu() and macsec_alloc_tfm(). When some error
> occurs after init_rx_sa() is called in macsec_add_rxsa(), the function
> released rx_sa with kfree() without releasing rx_sa->stats and rx_sa->
> key.tfm, which will lead to a resource leak.
> 
> We should call macsec_rxsa_put() instead of kfree() to decrease the ref
> count of rx_sa and release the relevant resource if the refcount is 0.
> The same bug exists in macsec_add_txsa() for tx_sa as well. This patch
> fixes the above two bugs.
> 
> [...]

Here is the summary with links:
  - net: macsec: fix potential resource leak in macsec_add_rxsa() and macsec_add_txsa()
    https://git.kernel.org/netdev/net/c/c7b205fbbf3c

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