[lwip-commits] [SCM] lwIP - A Lightweight TCPIP stack branch, master, updated. STABLE-2_1_0_RELEASE-387-g003d34e

[Simon Goldschmidt]

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- Log -----------------------------------------------------------------
commit 003d34eebd223c16a3dbf6a970bb6e23cb7d1a24
Author: Simon Goldschmidt <address@hidden>
Date:   Fri Mar 27 22:59:05 2020 +0100

    tcp: fix sequence number comparison
    
    This fixes both undefined behavior (see bug #51447) as well as a possible 
bug
    where sequence numbers in 31 bit distance may come through.

commit e30d50710db248ff274949b1d1eeae8f6d903334
Author: Simon Goldschmidt <address@hidden>
Date:   Fri Mar 27 22:42:06 2020 +0100

    fuzz: allow overriding LWIP_RAND for fuzz tests
    
    Fuzz tests need reproducible code, so we need an "unsafe" version of
    LWIP_RAND() in this case...
    
    Also, to reproduce fuzz tests cases from Linux on Windows,
    LWIP_RAND_FOR_FUZZ_SIMULATE_GLIBC provides the first 20 random numbers that
    glibc would have...

-----------------------------------------------------------------------

Summary of changes:
 src/include/lwip/arch.h          |  9 +++++++++
 src/include/lwip/priv/tcp_priv.h | 11 ++++-------
 test/fuzz/fuzz_common.c          | 29 +++++++++++++++++++++++++++++
 test/fuzz/lwipopts.h             |  1 +
 4 files changed, 43 insertions(+), 7 deletions(-)


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