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501 commits

Author SHA1 Message Date
Yash Patil
596d791059 Fix for Divide-by-zero in ixheaacd_lpc_to_td 
This changes handle the Divide-by-zero runtime error
reported while calculating the gain because
imaginary and real data were zero.

Bug: ossFuzz:61788
Test: poc in bug
 2023-09-15 19:17:37 +05:30
Yash Patil
632e575ee6 Fix for undefined shift in ixheaacd_gen_rand_vec 
These changes handle the Undefined-shift runtime error
reported because the value of scale exponent was coming
less than -31.

Bug: ossFuzz:61684
Test: poc in bug
 2023-09-11 18:49:39 +05:30
Yash Patil
bbb4630478 Fix for Undefined-shift in ixheaacd_windowing_short2 
These changes handle the Undefined-shift runtime error
reported because the value of shift was coming
greater than 31.

Bug: ossFuzz:61678
Test: poc in bug
 2023-09-11 18:49:02 +05:30
Yash Patil
b32c803df9 Fix for undefined shift in ixheaacd_read_scale_factor_data 
These changes handle the Undefined-shift runtime error
reported because the value of read word was being shifted
by a value greater than 31.

Bug: ossFuzz:61676, 61679
Test: poc in bug
 2023-09-11 18:48:11 +05:30
Yash Patil
6cd0c1410e Fix for undefined shift in ducker_apply_71 
These changes handle the Undefined-shift
runtime error reported because value of Q factor
calculated was negative when denominator is zero in division operation.

Bug: ossFuzz:61986
Test: poc in bug
 2023-09-11 18:47:36 +05:30
Yash Patil
e0a0eabeae Fix for divide by zero in ixheaacd_sbr_env_calc 
These changes handle the Divide-by-zero runtime error
reported while calculating the energy with two consecutive
border values equal.

Bug: ossFuzz:61696
Test: poc in bug
 2023-09-11 18:47:02 +05:30
Yash Patil
29d968bd4c Fix for undefined shift in ducker_apply 
These changes handle the Undefined-shift
runtime error reported because value of Q factor
calculated was negative when denominator is zero in division operation.

Bug: ossFuzz:61698
Test: poc in bug
 2023-09-01 16:38:08 +05:30
Yash Patil
91dbf5577d Fix for divide by zero in ixheaacd_mps_frame_decode 
These changes handle the Divide-by-zero
runtime error by appropriately initializing the parameter slots.

Bug: ossFuzz:61694
Test: poc in bug
 2023-09-01 16:38:08 +05:30
Yash Patil
3479c64b90 Fix for Global-buffer-overflow READ 2 in ixheaacd_res_ctns_apply 
These changes handle the Global-buffer-overflow
runtime error reported because tns data filter was getting initialised
inappropriately and was returning an error which was not propagated up.

Bug: ossFuzz:61816
Test: poc in bug
 2023-09-01 16:38:08 +05:30
Yash Patil
89310eebc8 Fix for index out of bounds in ixheaacd_calc_m1m2_7272 
These changes handle the Index-out-of-bounds
runtime error reported when there is invalid access for some buffers.
It is prevented by propagating error appropriately.

Bug: ossFuzz:61789
Test: poc in bug
 2023-09-01 16:38:08 +05:30
Yash Patil
e3f38372d0 Fix for use of uninitialized value in ixheaacd_cos_sin_mod 
These changes handle the Use-of-uninitialized-value
runtime error reported because local buffer was not initialized
in complex analysis QMF filter block leading to uninitialized access.

Bug: ossFuzz:61691
Test: poc in bug
 2023-09-01 16:38:08 +05:30
Nikhil Bhavikatti
797de4d1e9
USAC along with DRC support for libxaac encoder (#37) 2023-07-14 13:04:15 +05:30
bmdivya100655
088122e748
Combined Workspace for Encoder and Decoder (#33) 
* Combined Workspace for Encoder and Decoder

* Addressed review comments and some minor edits

---------

Co-authored-by: Divya B M <100655@ittiam.com>
 2023-05-22 20:11:52 +05:30
Nikhil Bhavikatti
2a43ff9ac7 ESBR command line switch support for xHEAAC decoder 2023-05-17 11:27:24 +05:30
Nikhil Bhavikatti
ae104f0711 Restructuring of Decoder 2023-05-15 17:23:01 +05:30
Harish Mahendrakar
0233db3f5e cleanup cmake files 2023-04-28 09:34:42 +05:30
Nikhil Bhavikatti
18930ce001 Fix for OOB issue in MPS module 2023-04-26 09:37:56 +05:30
Nikhil Bhavikatti
6a21d80d2d
Fix for crash observed with MSVS x64 build (#28) 
* Fixes for runtime errors in error concealment module

* Fix for crash observed with MSVS x64 build

---------

Co-authored-by: Nikhil Bhavikatti <nikhilbhavikatti19@gmail.com>
 2023-03-24 13:38:02 +05:30
Shashank Pathmudi
6673735863 Fix for global buffer overflows in MPS and ELDv2 modules 2023-03-07 16:04:54 +05:30
Shashank Pathmudi
75beebc9be Fix for build warnings observed with clang-10 2023-03-07 16:04:27 +05:30
Shashank Pathmudi
6ce7dc469c Error concealment support for xHEAAC decoder 2023-02-28 11:54:07 +05:30
Nikhil Bhavikatti
e9a09b4dd0 Fix for stack buffer overflow in MPS module 2023-02-15 13:37:53 +05:30
Jyothi Swaroop Kumar Nallapaneni
03c53b0e08 CMake support for Platforms and Fuzzer 2023-02-09 12:22:18 +05:30
Nikhil Bhavikatti
b765b0324b Bug fix in ELDv2 module 2023-02-08 08:56:35 +05:30
Nikhil Bhavikatti
db8836921b Fix for signed integer overflow and read access violation in MPS module 2023-02-01 17:00:51 +05:30
Nikhil Bhavikatti
f52e960424 Fixes for OOB error and signed integer overflows in MPS module 2023-02-01 17:00:29 +05:30
Shashank Pathmudi
b9e8ada604 MPS support for xHEAAC decoder 2023-01-23 14:46:59 +05:30
Nikhil Bhavikatti
adf57641aa Fix for Read access memory violation 2022-12-28 16:20:58 +05:30
Shashank Pathmudi
1a52942898 ESBR support for xHEAAC decoder 2022-12-27 09:59:42 +05:30
Nikhil Bhavikatti
be3d58490b Fix for global buffer overflow 2022-12-08 17:56:08 +05:30
Nikhil Bhavikatti
679e3e5749 Fix for signed integer overflow 2022-12-02 17:55:32 +05:30
Nikhil Bhavikatti
3accfa6001 Error robustness tool addition for xHEAAC decoder 2022-11-29 11:48:54 +05:30
Nikhil Bhavikatti
42a0d6d68c Transform length 960 support for xHEAAC decoder 2022-11-29 11:47:23 +05:30
Nikhil Bhavikatti
c2f16ab1d5 Fix for read access memory violation for extension element pointer 2022-11-02 14:36:33 +05:30
Shashank Pathmudi
b7f88cbb46 DRC configuration updates for xHEAAC decoder 2022-11-02 14:35:50 +05:30
Nikhil Bhavikatti
0e0d0131d2 Fix for read access memory violation in LD MPS process call 
Flag added to prevent entering LD MPS process call until MPS
initialization is complete
 2022-10-10 10:20:01 +05:30
Nikhil Bhavikatti
e1bb9ba2b1 Fix for OOB issue in MPS process call 2022-10-10 10:19:03 +05:30
Nikhil Bhavikatti
c26a26d247 Fix for write access memory violation in USAC process call 
Sanity check added to prevent reinitialization when initialization was
complete in previous call
 2022-10-10 10:18:27 +05:30
Sowmya Sree Reddy G
270720de5e ELDv2 support for EXHEAAC decoder 2022-10-10 10:15:43 +05:30
Nikhil Bhavikatti
1fb7d08581 Fix for OOB issue 
Frame length was not getting updated before DRC processing. Moved the
update to appropriate location.
 2022-09-27 15:46:51 +05:30
Nikhil Bhavikatti
70a89a07e9 Fix for signed integer overflow 
Saturation check introduced to prevent the overflow
 2022-09-27 15:44:05 +05:30
Nikhil Bhavikatti
daf6b8a35c DRC feature updates 2022-09-27 15:39:18 +05:30
Nikhil Bhavikatti
fd6d06ff11 Fix for OOB issue 
Sanity check added to prevent number of samples exceeding the timeslot
buffer size to prevent overflow.
 2022-09-09 13:42:46 +05:30
Nikhil Bhavikatti
22071e3e10 Fix for OOB issue in DRC 
Frame length was not getting updated before DRC processing. Moved the
update to appropriate location.
 2022-09-09 13:33:34 +05:30
Nikhil Bhavikatti
089e13f285 Fix for heap buffer overflow 
Updated bitbuffer read next to bitbuffer end when it exceeds bitbuffer
end to prevent bytes consumed to be updated incorrectly.
 2022-09-09 13:27:44 +05:30
Nikhil Bhavikatti
8e37a351fc Fix for heap buffer overflow 
Sanity check added to prevent count bits getting updated to negative
value.
 2022-09-09 13:24:14 +05:30
Nikhil Bhavikatti
49b1b8f081 Fix for write access memory violation in USAC process call 
When there is failure during the init call, decoder_create_done flag
should be reset before calling initialization again.
 2022-09-09 13:17:27 +05:30
Nikhil Bhavikatti
dbedfafd12 Fix for write access memory violation in AAC init call 
When there is failure during the init call, header_decode_done flag
should be reset before calling initialization again.
 2022-09-09 13:12:00 +05:30
Nikhil Bhavikatti
0ce17e271d Fix for OOB issue 
Sanity check added on maximum number of elements to prevent OOB access.
 2022-09-09 13:04:47 +05:30
Nikhil Bhavikatti
a857637600 Fix for Out of bound access issue reported by fuzzer 2022-07-29 17:24:54 +05:30