Wireshark-bugs: [Wireshark-bugs] [Bug 10214] ASAN: global-buffer-overflow in _ws_mempbrk_sse42

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From: bugzilla-daemon@xxxxxxxxxxxxx
Date: Sat, 21 Jun 2014 21:15:10 +0000

Comment # 6 on bug 10214 from 
I have not tried the glibc code. The first revision did not work, the error has
moved:

==12781==ERROR: AddressSanitizer: global-buffer-overflow on address
0x7fffee6cb680 at pc 0x7fffe6ef6482 bp 0x7fffffffafa0 sp 0x7fffffffaf90
READ of size 16 at 0x7fffee6cb680 thread T0
    #0 0x7fffe6ef6481 in _mm_load_si128
/usr/lib/gcc/x86_64-unknown-linux-gnu/4.9.0/include/emmintrin.h:688
    #1 0x7fffe6ef6481 in _ws_mempbrk_sse42 wsutil/ws_mempbrk_sse42.c:142
    #2 0x7fffe6ef6239 in ws_mempbrk wsutil/ws_mempbrk.c:64
    #3 0x7fffecb5ec46 in guint8_pbrk epan/tvbuff.c:746
    #4 0x7fffecb63788 in tvb_pbrk_guint8 epan/tvbuff.c:1836
    #5 0x7fffecb663c8 in tvb_find_line_end epan/tvbuff.c:2980
[..]
0x7fffee6cb683 is located 0 bytes to the right of global variable 'crlf' from
'epan/tvbuff.c' (0x7fffee6cb680) of size 3
  'crlf' is ascii string '
'
SUMMARY: AddressSanitizer: global-buffer-overflow
/usr/lib/gcc/x86_64-unknown-linux-gnu/4.9.0/include/emmintrin.h:688
_mm_load_si128

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