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https://issues.oss-fuzz.com/issues/472435700

Reference Info: 472435700 binutils:fuzz_as: Null-dereference READ in
subseg_get
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-Memory-AddressSanitizer
retention:  Component default
Project:  binutils
Reported:  Dec 30, 2025

[email protected] added comment #1:
Detailed Report: https://oss-fuzz.com/testcase?key=5540044288098304

Project: binutils
Fuzzing Engine: libFuzzer
Fuzz Target: fuzz_as
Job Type: libfuzzer_asan_binutils
Platform Id: linux

Crash Type: Null-dereference READ
Crash Address: 0x000000000000
Crash State:
  subseg_get
  subseg_new
  s_stab_generic

Sanitizer: address (ASAN)

Crash Revision:
https://oss-fuzz.com/revisions?job=libfuzzer_asan_binutils&revision=202512290717

Reproducer Testcase:
https://oss-fuzz.com/download?testcase_id=5540044288098304

Issue filed automatically.

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