Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.arch.embedded > #29227

Re: newlib, FreeRTOS, reentrancy, heap and related questions

From Paul Rubin <no.email@nospam.invalid>
Newsgroups comp.arch.embedded
Subject Re: newlib, FreeRTOS, reentrancy, heap and related questions
Date 2020-02-07 08:00 -0800
Organization A noiseless patient Spider
Message-ID <87eev6z8u3.fsf@nightsong.com> (permalink)
References (6 earlier) <r1i3kb$ru4$1@dont-email.me> <OW5%F.340316$hD4.318614@fx47.iad> <r1j8e3$kj5$1@dont-email.me> <87imkizs3i.fsf@nightsong.com> <r1jbp7$lug$2@dont-email.me>

Show all headers | View raw

David Brown <david.brown@hesbynett.no> writes:
> The point is that because the compiler knows what malloc and free do -
> they are specified in the standards - it can use that knowledge for
> optimisation.

In this case it has accessed unallocated memory.  I wonder if there is
an exploit.  Hmm.

Back to comp.arch.embedded | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

newlib, FreeRTOS, reentrancy, heap and related questions pozz <pozzugno@gmail.com> - 2020-02-06 13:26 +0100
  Re: newlib, FreeRTOS, reentrancy, heap and related questions Richard Damon <Richard@Damon-Family.org> - 2020-02-06 07:37 -0500
    Re: newlib, FreeRTOS, reentrancy, heap and related questions pozz <pozzugno@gmail.com> - 2020-02-06 13:57 +0100
      Re: newlib, FreeRTOS, reentrancy, heap and related questions David Brown <david.brown@hesbynett.no> - 2020-02-06 14:58 +0100
        Re: newlib, FreeRTOS, reentrancy, heap and related questions pozz <pozzugno@gmail.com> - 2020-02-06 16:06 +0100
          Re: newlib, FreeRTOS, reentrancy, heap and related questions David Brown <david.brown@hesbynett.no> - 2020-02-06 21:41 +0100
            Re: newlib, FreeRTOS, reentrancy, heap and related questions pozz <pozzugno@gmail.com> - 2020-02-06 23:23 +0100
              Re: newlib, FreeRTOS, reentrancy, heap and related questions Richard Damon <Richard@Damon-Family.org> - 2020-02-06 23:44 -0500
                Re: newlib, FreeRTOS, reentrancy, heap and related questions David Brown <david.brown@hesbynett.no> - 2020-02-07 09:51 +0100
                Re: newlib, FreeRTOS, reentrancy, heap and related questions Paul Rubin <no.email@nospam.invalid> - 2020-02-07 01:04 -0800
                Re: newlib, FreeRTOS, reentrancy, heap and related questions David Brown <david.brown@hesbynett.no> - 2020-02-07 10:48 +0100
                Re: newlib, FreeRTOS, reentrancy, heap and related questions Paul Rubin <no.email@nospam.invalid> - 2020-02-07 08:00 -0800
                Re: newlib, FreeRTOS, reentrancy, heap and related questions David Brown <david.brown@hesbynett.no> - 2020-02-08 16:19 +0100
                Re: newlib, FreeRTOS, reentrancy, heap and related questions Paul Rubin <no.email@nospam.invalid> - 2020-02-08 19:42 -0800
                Re: newlib, FreeRTOS, reentrancy, heap and related questions David Brown <david.brown@hesbynett.no> - 2020-02-09 12:11 +0100
              Re: newlib, FreeRTOS, reentrancy, heap and related questions David Brown <david.brown@hesbynett.no> - 2020-02-07 10:35 +0100
      Re: newlib, FreeRTOS, reentrancy, heap and related questions Dave Nadler <drn@nadler.com> - 2020-02-06 07:21 -0800
        Re: newlib, FreeRTOS, reentrancy, heap and related questions pozz <pozzugno@gmail.com> - 2020-02-06 17:14 +0100
        Re: newlib, FreeRTOS, reentrancy, heap and related questions pozz <pozzugno@gmail.com> - 2020-02-06 23:26 +0100
          Re: newlib, FreeRTOS, reentrancy, heap and related questions Richard Damon <Richard@Damon-Family.org> - 2020-02-06 23:29 -0500
      Re: newlib, FreeRTOS, reentrancy, heap and related questions Richard Damon <Richard@Damon-Family.org> - 2020-02-06 23:23 -0500
        Re: newlib, FreeRTOS, reentrancy, heap and related questions pozz <pozzugno@gmail.com> - 2020-02-07 09:19 +0100
  Re: newlib, FreeRTOS, reentrancy, heap and related questions upsidedown@downunder.com - 2020-02-07 11:36 +0200
    Re: newlib, FreeRTOS, reentrancy, heap and related questions pozz <pozzugno@gmail.com> - 2020-02-07 14:31 +0100
      Re: newlib, FreeRTOS, reentrancy, heap and related questions Dave Nadler <drn@nadler.com> - 2020-02-07 05:55 -0800
  Re: newlib, FreeRTOS, reentrancy, heap and related questions Dave Nadler <drn@nadler.com> - 2020-04-05 15:05 -0700

csiph-web