Issue 45633 in oss-fuzz: elfutils:fuzz-libdwfl: Use-of-uninitialized-value in __libelf_read_mmaped_file
ClusterFuzz-External via monorail
monorail+v2.382749006@chromium.org
Thu Mar 17 06:12:40 GMT 2022
Status: New
Owner: ----
CC: elfut...@sourceware.org, da...@adalogics.com, evv...@gmail.com, izzeem@google.com
Labels: ClusterFuzz Reproducible Stability-Memory-MemorySanitizer Engine-libfuzzer OS-Linux Security_Severity-Medium Proj-elfutils Reported-2022-03-17
Type: Bug-Security
New issue 45633 by ClusterFuzz-External: elfutils:fuzz-libdwfl: Use-of-uninitialized-value in __libelf_read_mmaped_file
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=45633
Detailed Report: https://oss-fuzz.com/testcase?key=6298551989174272
Project: elfutils
Fuzzing Engine: libFuzzer
Fuzz Target: fuzz-libdwfl
Job Type: libfuzzer_msan_elfutils
Platform Id: linux
Crash Type: Use-of-uninitialized-value
Crash Address:
Crash State:
__libelf_read_mmaped_file
elf_memory
decompress
Sanitizer: memory (MSAN)
Recommended Security Severity: Medium
Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_msan_elfutils&range=202203161800:202203170000
Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=6298551989174272
Issue filed automatically.
See https://google.github.io/oss-fuzz/advanced-topics/reproducing for instructions to reproduce this bug locally.
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