openh264/decoder_fuzzer: Heap-use-after-free in WelsDec::MapColToList0

2019-02-28T15:33:44
ID OSSFUZZ-13457
Type ossfuzz
Reporter Google
Modified 2019-04-19T15:25:02

Description

Project: https://github.com/cisco/openh264.git

Detailed report: https://oss-fuzz.com/testcase?key=5730627922427904

Project: openh264 Fuzzer: libFuzzer_openh264_decoder_fuzzer Fuzz target binary: decoder_fuzzer Job Type: libfuzzer_asan_openh264 Platform Id: linux

Crash Type: Heap-use-after-free READ 4 Crash Address: 0x615000000d70 Crash State: WelsDec::MapColToList0 WelsDec::PredBDirectTemporal WelsDec::ParseInterBMotionInfoCabac

Sanitizer: address (ASAN)

Recommended Security Severity: High

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5730627922427904

Issue filed automatically.

See https://github.com/google/oss-fuzz/blob/master/docs/reproducing.md for instructions to reproduce this bug locally.

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