[FFmpeg-cvslog] avcodec/aacdec_templat: Fix integer overflow in apply_ltp()

2018-04-12 Thread Michael Niedermayer 
ffmpeg | branch: release/3.3 | Michael Niedermayer  | 
Sun Feb 18 16:55:52 2018 +0100| [b172815c3c9bb7dcaa88e388418bbbefd5aa978e] | 
committer: Michael Niedermayer

avcodec/aacdec_templat: Fix integer overflow in apply_ltp()

Fixes: signed integer overflow: -1625276744 + -1041893960 cannot be represented 
in type 'int'
Fixes: 5948/clusterfuzz-testcase-minimized-5791479856365568

Found-by: continuous fuzzing process 
https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer 
(cherry picked from commit 33fe17bdc88d51a8e0c87aa1e8011aaaf38a7a90)
Signed-off-by: Michael Niedermayer 

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=b172815c3c9bb7dcaa88e388418bbbefd5aa978e
---

 libavcodec/aacdec_template.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/aacdec_template.c b/libavcodec/aacdec_template.c
index 6a93aed2e8..659b6e5a31 100644
--- a/libavcodec/aacdec_template.c
+++ b/libavcodec/aacdec_template.c
@@ -2522,7 +2522,7 @@ static void apply_ltp(AACContext *ac, 
SingleChannelElement *sce)
 for (sfb = 0; sfb < FFMIN(sce->ics.max_sfb, MAX_LTP_LONG_SFB); sfb++)
 if (ltp->used[sfb])
 for (i = offsets[sfb]; i < offsets[sfb + 1]; i++)
-sce->coeffs[i] += predFreq[i];
+sce->coeffs[i] += (UINTFLOAT)predFreq[i];
 }
 }
 

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[FFmpeg-cvslog] avcodec/aacdec_templat: Fix integer overflow in apply_ltp()

2018-02-27 Thread Michael Niedermayer 
ffmpeg | branch: release/3.0 | Michael Niedermayer  | 
Sun Feb 18 16:55:52 2018 +0100| [6648d3fef6b07f3ec0b60ec4b5ec08aa5e1964ca] | 
committer: Michael Niedermayer

avcodec/aacdec_templat: Fix integer overflow in apply_ltp()

Fixes: signed integer overflow: -1625276744 + -1041893960 cannot be represented 
in type 'int'
Fixes: 5948/clusterfuzz-testcase-minimized-5791479856365568

Found-by: continuous fuzzing process 
https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer 
(cherry picked from commit 33fe17bdc88d51a8e0c87aa1e8011aaaf38a7a90)
Signed-off-by: Michael Niedermayer 

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=6648d3fef6b07f3ec0b60ec4b5ec08aa5e1964ca
---

 libavcodec/aacdec_template.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/aacdec_template.c b/libavcodec/aacdec_template.c
index 3cb8f32403..f21d215c9e 100644
--- a/libavcodec/aacdec_template.c
+++ b/libavcodec/aacdec_template.c
@@ -2496,7 +2496,7 @@ static void apply_ltp(AACContext *ac, 
SingleChannelElement *sce)
 for (sfb = 0; sfb < FFMIN(sce->ics.max_sfb, MAX_LTP_LONG_SFB); sfb++)
 if (ltp->used[sfb])
 for (i = offsets[sfb]; i < offsets[sfb + 1]; i++)
-sce->coeffs[i] += predFreq[i];
+sce->coeffs[i] += (UINTFLOAT)predFreq[i];
 }
 }
 

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[FFmpeg-cvslog] avcodec/aacdec_templat: Fix integer overflow in apply_ltp()

2018-02-20 Thread Michael Niedermayer 
ffmpeg | branch: master | Michael Niedermayer  | Sun 
Feb 18 16:55:52 2018 +0100| [33fe17bdc88d51a8e0c87aa1e8011aaaf38a7a90] | 
committer: Michael Niedermayer

avcodec/aacdec_templat: Fix integer overflow in apply_ltp()

Fixes: signed integer overflow: -1625276744 + -1041893960 cannot be represented 
in type 'int'
Fixes: 5948/clusterfuzz-testcase-minimized-5791479856365568

Found-by: continuous fuzzing process 
https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer 

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=33fe17bdc88d51a8e0c87aa1e8011aaaf38a7a90
---

 libavcodec/aacdec_template.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/aacdec_template.c b/libavcodec/aacdec_template.c
index 6c6cdd84af..c2d9802023 100644
--- a/libavcodec/aacdec_template.c
+++ b/libavcodec/aacdec_template.c
@@ -2561,7 +2561,7 @@ static void apply_ltp(AACContext *ac, 
SingleChannelElement *sce)
 for (sfb = 0; sfb < FFMIN(sce->ics.max_sfb, MAX_LTP_LONG_SFB); sfb++)
 if (ltp->used[sfb])
 for (i = offsets[sfb]; i < offsets[sfb + 1]; i++)
-sce->coeffs[i] += predFreq[i];
+sce->coeffs[i] += (UINTFLOAT)predFreq[i];
 }
 }
 

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