Issue 45619 in oss-fuzz: elfutils:fuzz-elf-get-sections: Misaligned-address in elf_cvt_Verdef

[ClusterFuzz-External via monorail]

Status: New
Owner: ----
CC: elfut...@sourceware.org, evv...@gmail.com, izzeem@google.com 
Labels: ClusterFuzz Reproducible Stability-UndefinedBehaviorSanitizer Engine-libfuzzer OS-Linux Proj-elfutils Reported-2022-03-16
Type: Bug

New issue 45619 by ClusterFuzz-External: elfutils:fuzz-elf-get-sections: Misaligned-address in elf_cvt_Verdef
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=45619

Detailed Report: https://oss-fuzz.com/testcase?key=5857986591981568

Project: elfutils
Fuzzing Engine: libFuzzer
Fuzz Target: fuzz-elf-get-sections
Job Type: libfuzzer_ubsan_elfutils
Platform Id: linux

Crash Type: Misaligned-address
Crash Address: 
Crash State:
  elf_cvt_Verdef
  __libelf_set_data_list_rdlock
  __elf_getdata_rdlock
  
Sanitizer: undefined (UBSAN)

Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_ubsan_elfutils&range=202203160607:202203161200

Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=5857986591981568

Issue filed automatically.

See https://google.github.io/oss-fuzz/advanced-topics/reproducing for instructions to reproduce this bug locally.
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