Issue 440209728: elfutils:fuzz-libdwfl: Abrt in elf_end

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https://issues.oss-fuzz.com/issues/440209728

Reference Info: 440209728 elfutils:fuzz-libdwfl: Abrt in elf_end
component:  Public Trackers > 1362134 > OSS Fuzz
status:  New
reporter:  87...@developer.gserviceaccount.com
cc:  da...@adalogics.com, elfutils-devel@sourceware.org, ev...@gmail.com,
and 1 more
collaborators:  co...@oss-fuzz.com
type:  Bug
access level:  Default access
priority:  P2
severity:  S4
hotlist:  Reproducible, Stability-UndefinedBehaviorSanitizer
retention:  Component default
Project:  elfutils
Reported:  Aug 21, 2025

87...@developer.gserviceaccount.com added comment #1:
Detailed Report: https://oss-fuzz.com/testcase?key=4759819040129024

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

Crash Type: Abrt
Crash Address: 0x053900000452
Crash State:
   elf_end
   libdw_open_elf
   __libdw_open_file

Sanitizer: undefined (UBSAN)

Regressed:
https://oss-fuzz.com/revisions?job=libfuzzer_ubsan_elfutils&range=202508201802:202508210000

Reproducer Testcase:
https://oss-fuzz.com/download?testcase_id=4759819040129024

Issue filed automatically.

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