linux-kernel - Re: [PATCH] erofs: avoid infinite loop due to incomplete zstd-compressed data

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Message-ID: <1ecc25df-7009-47e5-98b8-957209763e31@kernel.org>
Date: Tue, 4 Nov 2025 15:06:11 +0800
From: Chao Yu <chao@...nel.org>
To: Gao Xiang <hsiangkao@...ux.alibaba.com>, linux-erofs@...ts.ozlabs.org
Cc: chao@...nel.org, LKML <linux-kernel@...r.kernel.org>,
 Robert Morris <rtm@...il.mit.edu>
Subject: Re: [PATCH] erofs: avoid infinite loop due to incomplete
 zstd-compressed data

On 10/31/25 13:47, Gao Xiang wrote:
> Currently, the decompression logic incorrectly spins if compressed
> data is truncated in crafted (deliberately corrupted) images.
> 
> Fixes: 7c35de4df105 ("erofs: Zstandard compression support")
> Reported-by: Robert Morris <rtm@...il.mit.edu>
> Closes: https://lore.kernel.org/r/50958.1761605413@localhost
> Signed-off-by: Gao Xiang <hsiangkao@...ux.alibaba.com>

Reviewed-by: Chao Yu <chao@...nel.org>

Thanks,