Re: [LTP] [PATCH] Add test for CVE 2022-4378

[pvorel <pvorel@suse.de>]

On 2022-12-19 11:07, pvorel wrote:
> Hi Martin,
> 
>> diff --git a/testcases/cve/cve-2022-4378.c 
>> b/testcases/cve/cve-2022-4378.c
>> new file mode 100644
>> index 000000000..e1c5df325
>> --- /dev/null
>> +++ b/testcases/cve/cve-2022-4378.c
>> @@ -0,0 +1,108 @@
>> +// SPDX-License-Identifier: GPL-2.0-or-later
>> +/*
>> + * Copyright (C) 2022 SUSE LLC <mdoucha@suse.cz>
>> + */
>> +
>> +/*\
> nit: you used /*\ docparse start comment, but without any [...] mark,
> thus nothing shows in generated docs.
> There should have been either normal C comment /* or docparse [...] 
> mark.

I'm sorry, I was wrong, the text *appear* in generated docs, just 
without any header.
Just the text contains too much details (given we have link to git 
commit in the table below):

... fixed in:

commit bce9332220bd677d83b19d21502776ad555a0e73 Author: Linus Torvalds 
<torvalds@linux-foundation.org> Date: Mon Dec 5 12:09:06 2022 -0800

Kind regards,
Petr

> 
> Kind regards,
> Petr
> 
>> + * CVE 2022-4378
>> + *
>> + * Check that writing several pages worth of whitespace into 
>> /proc/sys files
>> + * does not cause kernel stack overflow. Kernel bug fixed in:
>> + *
>> + * commit bce9332220bd677d83b19d21502776ad555a0e73
>> + * Author: Linus Torvalds <torvalds@linux-foundation.org>
>> + * Date:   Mon Dec 5 12:09:06 2022 -0800
>> + *
>> + * proc: proc_skip_spaces() shouldn't think it is working on C 
>> strings
>> + */
> ...

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