https://bugs.wireshark.org/bugzilla/show_bug.cgi?id=7561
Summary: Capture file that crashes wireshark on emem.c
Product: Wireshark
Version: 1.8.1
Platform: x86
OS/Version: All
Status: NEW
Severity: Critical
Priority: Low
Component: Wireshark
AssignedTo: bugzilla-admin@xxxxxxxxxxxxx
ReportedBy: laurentb@xxxxxxxxx
Created attachment 8888
--> https://bugs.wireshark.org/bugzilla/attachment.cgi?id=8888
capture triggering the crash
Build Information:
1.8.1
--
Hi,
Here is a PCAP file triggering a crash that could enable a remote party to
trigger (a least) a remote denial of service.
This was successfully tested on 1.8.1.
This file was generated thanks to a fuzz testing campaign.
Laurent Butti.
Program received signal SIGABRT, Aborted.
0x0012d422 in __kernel_vsyscall ()
(gdb) bt
#0 0x0012d422 in __kernel_vsyscall ()
#1 0x02a90651 in *__GI_raise (sig=6) at
../nptl/sysdeps/unix/sysv/linux/raise.c:64
#2 0x02a93a82 in *__GI_abort () at abort.c:92
#3 0x0295f026 in g_logv () from /lib/libglib-2.0.so.0
#4 0x0295f056 in g_log () from /lib/libglib-2.0.so.0
#5 0x0077e38f in emem_free_all (mem=<value optimized out>) at emem.c:1214
#6 0x0077ff44 in epan_dissect_cleanup (edt=0xbfffe42c) at epan.c:233
#7 0x0805d944 in process_packet (cf=<value optimized out>, offset=<value
optimized out>, whdr=0x88c51cc, pseudo_header=0x88c5218,
pd=0x88ca9d0 "\n\002\002\002\002\002\n\001\001\001\001\001\b",
filtering_tap_listeners=0, tap_flags=<value optimized out>) at tshark.c:3126
#8 0x08061503 in load_cap_file (argc=3, argv=0xbfffeb14) at tshark.c:2867
#9 main (argc=3, argv=0xbfffeb14) at tshark.c:1759
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