linux-kernel - [PATCH v3 0/1] vsprintf: check non-canonical pointer by kern_addr

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Date:   Wed, 19 Oct 2022 13:34:30 -0600
From:   Jane Chu <jane.chu@...cle.com>
To:     pmladek@...e.com, rostedt@...dmis.org, senozhatsky@...omium.org,
        andriy.shevchenko@...ux.intel.com, linux@...musvillemoes.dk,
        linux-mm@...ck.org, linux-kernel@...r.kernel.org
Cc:     wangkefeng.wang@...wei.com, konrad.wilk@...cle.com,
        haakon.bugge@...cle.com, john.haxby@...cle.com, jane.chu@...cle.com
Subject: [PATCH v3 0/1] vsprintf: check non-canonical pointer by kern_addr_valid() 

Changes since v2 [1]:
 - revised commit comment for clarification;
 - cc linux-mm for expert's review on the kern_addr_valid() usage as suggested by Petr;
 - cc Kefeng Wang in light of his recent patch [2]

[1]: https://lore.kernel.org/lkml/288a7aba-c647-b51f-bdb3-99a62449dbb3@oracle.com/T/ 
[2]: https://lore.kernel.org/lkml/20221018074014.185687-1-wangkefeng.wang@huawei.com/

Jane Chu (1):
  vsprintf: protect kernel from panic due to non-canonical pointer
    dereference

 lib/vsprintf.c | 3 +++
 1 file changed, 3 insertions(+)

-- 
2.18.4