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SEGV in tflite-xnnpack (id:002071,sig:11,src:026774,time:401959855,execs:827443357,op:havoc,rep:2)
Severity: medium CWE: CWE-119 Target: tflite-xnnpack Generated: 2026-02-27
Summary
SEGV in tflite-xnnpack (id:002071,sig:11,src:026774,time:401959855,execs:827443357,op:havoc,rep:2). See ASAN output below for details.
Reproduction
chmod +x reproduce.sh
./reproduce.sh
Or manually:
# Build target with ASAN
# Run: <target> poc.tflite
PoC File
poc.tflite(644 bytes)
ASAN Output
/home/lab/huntr/targets/tflite/build-afl/cpuinfo/src/x86/linux/cpuinfo.c:87: note: parse_line defined here
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /home/lab/huntr/targets/tflite/build-afl/cpuinfo/src/linux/multiline.c:85:11 in
/home/lab/huntr/targets/tflite/build-afl/cpuinfo/src/linux/multiline.c:64:9: runtime error: call to function parse_line through pointer to incorrect function type 'bool (*)(const char *, const char *, void *, unsigned long)'
/home/lab/huntr/targets/tflite/build-afl/cpuinfo/src/x86/linux/cpuinfo.c:87: note: parse_line defined here
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /home/lab/huntr/targets/tflite/build-afl/cpuinfo/src/linux/multiline.c:64:9 in
INFO: Created TensorFlow Lite XNNPACK delegate for CPU.
/home/lab/huntr/targets/tflite/tf-src/tensorflow/lite/kernels/internal/reference/resize_bilinear.h:169:18: runtime error: signed integer overflow: 1024 * 234881136 cannot be represented in type 'int'
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /home/lab/huntr/targets/tflite/tf-src/tensorflow/lite/kernels/internal/reference/resize_bilinear.h:169:18 in
/home/lab/huntr/targets/tflite/tf-src/tensorflow/lite/kernels/internal/reference/resize_bilinear.h:196:19: runtime error: load of null pointer of type 'const signed char'
SUMMARY: UndefinedBehaviorSanitizer: undefined-behavior /home/lab/huntr/targets/tflite/tf-src/tensorflow/lite/kernels/internal/reference/resize_bilinear.h:196:19 in
AddressSanitizer:DEADLYSIGNAL
=================================================================
==4004271==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000000 (pc 0x5739316551c1 bp 0x7ffed89357e0 sp 0x7ffed8935640 T0)
==4004271==The signal is caused by a READ memory access.
==4004271==Hint: address points to the zero page.
#0 0x5739316551c1 in void tflite::reference_ops::ResizeBilinearInteger<signed char>(tflite::ResizeBilinearParams const&, tflite::RuntimeShape const&, signed char const*, tflite::RuntimeShape const&, int const*, tflite::RuntimeShape const&, signed char*) /home/lab/huntr/targets/tflite/tf-src/tensorflow/lite/kernels/internal/reference/resize_bilinear.h:196:19
#1 0x57393164dae3 in tflite::optimized_ops::ResizeBilinear(tflite::ResizeBilinearParams const&, tflite::RuntimeShape const&, signed char const*, tflite::RuntimeShape const&, int const*, tflite::RuntimeShape const&, signed char*) /home/lab/huntr/targets/tflite/tf-src/tensorflow/lite/kernels/internal/optimized/resize_bilinear.h:1729:3
#2 0x57393164dae3 in TfLiteStatus tflite::ops::builtin::resize_bilinear::Eval<(tflite::ops::builtin::resize_bilinear::KernelType)1>(TfLiteContext*, TfLiteNode*) /home/lab/huntr/targets/tflite/tf-src/tensorflow/lite/kernels/resize_bilinear.cc:143:7
#3 0x57393065b064 in tflite::Subgraph::InvokeImpl() /home/lab/huntr/targets/tflite/tf-src/tensorflow/lite/core/subgraph.cc:1726:18
#4 0x573930657ec0 in tflite::Subgraph::Invoke() /home/lab/huntr/targets/tflite/tf-src/tensorflow/l
Impact
Memory corruption vulnerability reachable by processing a malformed tflite-xnnpack file. An attacker could craft a malicious file and distribute it to cause denial of service or potentially leak sensitive heap data.
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