From: Breno Leitao <leitao@debian.org>
To: Lizhi Xu <lizhi.xu@windriver.com>
Cc: syzbot+7a3d75905ea1a830dbe5@syzkaller.appspotmail.com,
asmadeus@codewreck.org, ericvh@kernel.org,
linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
linux_oss@crudebyte.com, lucho@ionkov.net,
syzkaller-bugs@googlegroups.com, v9fs@lists.linux.dev
Subject: Re: [PATCH next] fs/9p: fix uaf in in v9fs_stat2inode_dotl
Date: Wed, 28 Feb 2024 02:33:17 -0800 [thread overview]
Message-ID: <Zd8L7RPrPpIB709o@gmail.com> (raw)
In-Reply-To: <20240202121531.2550018-1-lizhi.xu@windriver.com>
On Fri, Feb 02, 2024 at 08:15:31PM +0800, Lizhi Xu wrote:
> The incorrect logical order of accessing the st object code in v9fs_fid_iget_dotl
> is causing this uaf.
>
> Fixes: 724a08450f74 ("fs/9p: simplify iget to remove unnecessary paths")
> Reported-and-tested-by: syzbot+7a3d75905ea1a830dbe5@syzkaller.appspotmail.com
> Signed-off-by: Lizhi Xu <lizhi.xu@windriver.com>
Tested-by: Breno Leitao <leitao@debian.org>
next prev parent reply other threads:[~2024-02-28 10:33 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-02-02 4:49 [syzbot] [v9fs?] KASAN: slab-use-after-free Read in v9fs_stat2inode_dotl syzbot
2024-02-02 8:35 ` Lizhi Xu
2024-02-02 9:08 ` syzbot
2024-02-02 8:41 ` Lizhi Xu
2024-02-02 12:08 ` syzbot
2024-02-02 12:15 ` [PATCH next] fs/9p: fix uaf in " Lizhi Xu
2024-02-28 10:33 ` Breno Leitao [this message]
2024-03-04 13:02 ` asmadeus
2024-03-22 1:28 ` Jakub Kicinski
2024-03-22 14:26 ` Eric Van Hensbergen
2024-03-22 15:13 ` Jakub Kicinski
2024-03-27 18:53 ` Jakub Kicinski
2024-03-27 19:02 ` Alexei Starovoitov
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