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https://issues.oss-fuzz.com/issues/531360492

Reference Info: 531360492 binutils:fuzz_objdump_safe: Undefined-shift in
alpha_ecoff_get_relocated_section_contents
component:  Public Trackers > 1362134 > OSS Fuzz
status:  New
reporter:  [email protected]
cc:  [email protected], [email protected], [email protected], and 2 more
collaborators:  [email protected]
type:  Bug
access level:  Limited visibility
priority:  P2
severity:  S4
hotlist:  Reproducible, Stability-LibFuzzer,
Stability-UndefinedBehaviorSanitizer
retention:  Component default
Project:  binutils
Reported:  Jul 5, 2026

[email protected] added comment #1:
Detailed Report: https://oss-fuzz.com/testcase?key=4624194709815296

Project: binutils
Fuzzing Engine: libFuzzer
Fuzz Target: fuzz_objdump_safe
Job Type: libfuzzer_ubsan_binutils
Platform Id: linux

Crash Type: Undefined-shift
Crash Address:
Crash State:
  alpha_ecoff_get_relocated_section_contents
  bfd_simple_get_relocated_section_contents
  load_specific_debug_section

Sanitizer: undefined (UBSAN)

Regressed:
https://oss-fuzz.com/revisions?job=libfuzzer_ubsan_binutils&range=202110270607:202110290601

Reproducer Testcase:
https://oss-fuzz.com/download?testcase_id=4624194709815296

Issue filed automatically.

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