linux-kernel - Re: [PATCH] riscv: process: fix kernel info leakage

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Date:   Thu, 10 Nov 2022 22:50:16 +0000
From:   patchwork-bot+linux-riscv@...nel.org
To:     Jisheng Zhang <jszhang@...nel.org>
Cc:     linux-riscv@...ts.infradead.org, paul.walmsley@...ive.com,
        palmer@...belt.com, aou@...s.berkeley.edu, guoren@...nel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] riscv: process: fix kernel info leakage

Hello:

This patch was applied to riscv/linux.git (fixes)
by Palmer Dabbelt <palmer@...osinc.com>:

On Sat, 29 Oct 2022 19:34:50 +0800 you wrote:
> thread_struct's s[12] may contain random kernel memory content, which
> may be finally leaked to userspace. This is a security hole. Fix it
> by clearing the s[12] array in thread_struct when fork.
> 
> As for kthread case, it's better to clear the s[12] array as well.
> 
> Fixes: 7db91e57a0ac ("RISC-V: Task implementation")
> Signed-off-by: Jisheng Zhang <jszhang@...nel.org>
> 
> [...]

Here is the summary with links:
  - riscv: process: fix kernel info leakage
    https://git.kernel.org/riscv/c/6510c78490c4

You are awesome, thank you!
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