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Re: [PATCH] Avoid accessing corrupted stack from __stack_chk_fail [BZ #21752]

From: Florian Weimer <fw at deneb dot enyo dot de>
To: "H.J. Lu" <hjl dot tools at gmail dot com>
Cc: GNU C Library <libc-alpha at sourceware dot org>
Date: Mon, 24 Jul 2017 19:07:16 +0200
Subject: Re: [PATCH] Avoid accessing corrupted stack from __stack_chk_fail [BZ #21752]
Authentication-results: sourceware.org; auth=none
References: <20170719185036.GA32763@gmail.com> <CAMe9rOqrOBkCyL_Ymv7BKzSO5yiYzYLVuU2gZPV-CX5mKPJFyg@mail.gmail.com>

* H. J. Lu:

> Glibc should avoid accessing corrupted stack from __fortify_fail_abort,
> which somewhat defeats the purpose of -fstack-protector.

Patch is reasonable (but more work on bug 21752 is unfortunately
needed).

Follow-Ups:
- Re: [PATCH] Avoid accessing corrupted stack from __stack_chk_fail [BZ #21752]
  - From: H.J. Lu

References:
- [PATCH] Avoid accessing corrupted stack from __stack_chk_fail [BZ #21752]
  - From: H.J. Lu
- Re: [PATCH] Avoid accessing corrupted stack from __stack_chk_fail [BZ #21752]
  - From: H.J. Lu

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