#2993: swr ssse3: invalid read with forced mp3adu
-------------------------------------+-------------------------------------
Reporter: ami_stuff | Owner:
Type: defect | Status: new
Priority: normal | Component:
Version: | undetermined
unspecified | Keywords:
Blocked By: | Blocking:
Reproduced by developer: 0 | Analyzed by developer: 0
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http://www.datafilehost.com/d/ba6d93f1
{{{
knoppix@Microknoppix:/media/sdb1$ valgrind --leak-check=full ffmpeg-HEAD-
93439e8/ffmpeg_g -acodec mp3adu -i v/vc1.wmv -loglevel 0 -vn -f null -
==13106== Memcheck, a memory error detector
==13106== Copyright (C) 2002-2011, and GNU GPL'd, by Julian Seward et al.
==13106== Using Valgrind-3.7.0 and LibVEX; rerun with -h for copyright
info
==13106== Command: ffmpeg-HEAD-93439e8/ffmpeg_g -acodec mp3adu -i
v/vc1.wmv -loglevel 0 -vn -f null -
==13106==
==13106== Invalid read of size 8
==13106== at 0x881EE47: swri_resample_int16_ssse3
(resample_template.c:122)
==13106== by 0x881F61F: multiple_resample (resample.c:321)
==13106== by 0x8816544: resample (swresample.c:569)
==13106== by 0xB2005BF: ???
==13106== Address 0xb1fe1fa is 762 bytes inside a block of size 768
alloc'd
==13106== at 0x40268A4: memalign (vg_replace_malloc.c:694)
==13106== by 0x402695E: posix_memalign (vg_replace_malloc.c:835)
==13106== by 0x8870187: av_malloc (mem.c:93)
==13106== by 0x8862908: av_buffer_alloc (buffer.c:70)
==13106== by 0x8863138: av_buffer_pool_get (buffer.c:305)
==13106== by 0x86765E0: audio_get_buffer (utils.c:541)
==13106== by 0x8678160: get_buffer_internal (utils.c:877)
==13106== by 0x86786F3: ff_get_buffer (utils.c:889)
==13106== by 0x85683B8: mp_decode_frame (mpegaudiodec.c:1633)
==13106== by 0x85687B3: decode_frame_adu (mpegaudiodec.c:1783)
==13106== by 0x867AA04: avcodec_decode_audio4 (utils.c:2137)
==13106== by 0x80B5629: decode_audio (ffmpeg.c:1526)
==13106==
==13106==
==13106== HEAP SUMMARY:
==13106== in use at exit: 0 bytes in 0 blocks
==13106== total heap usage: 113,668 allocs, 113,668 frees, 72,354,488
bytes allocated
==13106==
==13106== All heap blocks were freed -- no leaks are possible
==13106==
==13106== For counts of detected and suppressed errors, rerun with: -v
==13106== ERROR SUMMARY: 8 errors from 1 contexts (suppressed: 59 from 6)
}}}
{{{
knoppix@Microknoppix:/media/sdb1$ valgrind --leak-check=full ffmpeg-HEAD-
93439e8/ffmpeg_g -cpuflags -ssse3 -acodec mp3adu -i v/vc1.wmv -loglevel 0
-vn -f null -
==18846== Memcheck, a memory error detector
==18846== Copyright (C) 2002-2011, and GNU GPL'd, by Julian Seward et al.
==18846== Using Valgrind-3.7.0 and LibVEX; rerun with -h for copyright
info
==18846== Command: ffmpeg-HEAD-93439e8/ffmpeg_g -cpuflags -ssse3 -acodec
mp3adu -i v/vc1.wmv -loglevel 0 -vn -f null -
==18846==
==18846==
==18846== HEAP SUMMARY:
==18846== in use at exit: 0 bytes in 0 blocks
==18846== total heap usage: 113,669 allocs, 113,669 frees, 72,354,512
bytes allocated
==18846==
==18846== All heap blocks were freed -- no leaks are possible
==18846==
==18846== For counts of detected and suppressed errors, rerun with: -v
==18846== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 59 from 6)
}}}
--
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2993>
FFmpeg <http://ffmpeg.org>
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