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harfbuzz:hb-draw-fuzzer: Heap-buffer-overflow in BEInt<short, 2>::operator short

Description

Project: https://github.com/harfbuzz/harfbuzz.git Detailed Report: https://oss-fuzz.com/testcase?key=5750654771658752 Project: harfbuzz Fuzzing Engine: libFuzzer Fuzz Target: hb-draw-fuzzer Job Type: libfuzzer_asan_harfbuzz Platform Id: linux Crash Type: Heap-buffer-overflow READ 2 Crash Address: 0x621000004ca4 Crash State: BEInt<short, 2>::operator short OT::IntType<short, 2u>::operator int OT::TupleVarHeader::calculate_scalar Sanitizer: address (ASAN) Recommended Security Severity: Medium Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_asan_harfbuzz&range=202002260320:202002270320 Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5750654771658752 Issue filed automatically. See https://google.github.io/oss-fuzz/advanced-topics/reproducing for instructions to reproduce this bug locally. When you fix this bug, please * mention the fix revision(s). * state whether the bug was a short-lived regression or an old bug in any stable releases. * add any other useful information. This information can help downstream consumers. If you need to contact the OSS-Fuzz team with a question, concern, or any other feedback, please file an issue at https://github.com/google/oss-fuzz/issues. Comments on individual Monorail issues are not monitored. This bug is subject to a 90 day disclosure deadline. If 90 days elapse without an upstream patch, then the bug report will automatically become visible to the public.


Affected Software


CPE Name Name Version
harfbuzz 2.6.4
harfbuzz 2.6.3
harfbuzz 2.6.2
harfbuzz 2.6.1
harfbuzz 2.6.0
harfbuzz 2.5.3
harfbuzz 2.5.2
harfbuzz 2.5.1
harfbuzz 2.5.0
harfbuzz 2.4.0
harfbuzz 2.3.1
harfbuzz 2.3.0
harfbuzz 2.2.0
harfbuzz 2.1.3
harfbuzz 2.1.2
harfbuzz 2.1.1
harfbuzz 2.1.0
harfbuzz 2.0.2
harfbuzz 2.0.1
harfbuzz 2.0.0
harfbuzz 1.9.0
harfbuzz 1.8.8
harfbuzz 1.8.7
harfbuzz 1.8.6
harfbuzz 1.8.5
harfbuzz 1.8.4
harfbuzz 1.8.3
harfbuzz 1.8.2
harfbuzz 1.8.1
harfbuzz 1.8.0
harfbuzz 1.7.7
harfbuzz 1.7.6
harfbuzz 1.7.5
harfbuzz 1.7.4
harfbuzz 1.7.3
harfbuzz 1.7.2
harfbuzz 1.7.1
harfbuzz 1.7.0
harfbuzz 1.6.3
harfbuzz 1.6.2
harfbuzz 1.6.1
harfbuzz 1.6.0
harfbuzz 1.5.1
harfbuzz 1.5.0
harfbuzz 1.4.8
harfbuzz 1.4.7
harfbuzz 1.4.6
harfbuzz 1.4.5
harfbuzz 1.4.4
harfbuzz 1.4.3
harfbuzz 1.4.2
harfbuzz 1.4.1
harfbuzz 1.4.0
harfbuzz 1.3.4
harfbuzz 1.3.3
harfbuzz 1.3.2
harfbuzz 1.3.1
harfbuzz 1.3.0
harfbuzz 1.2.7
harfbuzz 1.2.6
harfbuzz 1.2.5
harfbuzz 1.2.4
harfbuzz 1.2.3
harfbuzz 1.2.2
harfbuzz 1.2.1
harfbuzz 1.2.0
harfbuzz 1.1.3
harfbuzz 1.1.2
harfbuzz 1.1.1
harfbuzz 1.1.0
harfbuzz 1.0.6
harfbuzz 1.0.5
harfbuzz 1.0.4
harfbuzz 1.0.3
harfbuzz 1.0.2
harfbuzz 1.0.1
harfbuzz 1.0.0
harfbuzz 0.9.42
harfbuzz 0.9.41
harfbuzz 0.9.40
harfbuzz 0.9.39
harfbuzz 0.9.38
harfbuzz 0.9.37
harfbuzz 0.9.36
harfbuzz 0.9.35
harfbuzz 0.9.34
harfbuzz 0.9.33
harfbuzz 0.9.32
harfbuzz 0.9.31
harfbuzz 0.9.30
harfbuzz 0.9.29
harfbuzz 0.9.28
harfbuzz 0.9.27
harfbuzz 0.9.26
harfbuzz 0.9.25
harfbuzz 0.9.24
harfbuzz 0.9.23
harfbuzz 0.9.22
harfbuzz 0.9.21
harfbuzz 0.9.20
harfbuzz 0.9.19
harfbuzz 0.9.18
harfbuzz 0.9.17
harfbuzz 0.9.16
harfbuzz 0.9.15
harfbuzz 0.9.14
harfbuzz 0.9.13
harfbuzz 0.9.12
harfbuzz 0.9.11
harfbuzz 0.9.10
harfbuzz 0.9.9
harfbuzz 0.9.8
harfbuzz 0.9.7
harfbuzz 0.9.6
harfbuzz 0.9.5
harfbuzz 0.9.4
harfbuzz 0.9.3
harfbuzz 0.9.2
harfbuzz 0.9.1
harfbuzz 0.6.0