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Reference Info: 440177309 elfutils:fuzz-libdwfl: Use-of-uninitialized-value in __libelf_read_mmaped_file 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: Vulnerability access level: Default access priority: P2 severity: S2 hotlist: Reproducible, Stability-Memory-MemorySanitizer retention: Component default Project: elfutils Reported: Aug 21, 2025 87...@developer.gserviceaccount.com added comment #1: Detailed Report: https://oss-fuzz.com/testcase?key=6605030137593856 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 read_file lock_dup_elf Sanitizer: memory (MSAN) Recommended Security Severity: Medium Regressed: https://oss-fuzz.com/revisions?job=libfuzzer_msan_elfutils&range=202508201802:202508210000 Reproducer Testcase: https://oss-fuzz.com/download?testcase_id=6605030137593856 Issue filed automatically. See https://google.github.io/oss-fuzz/advanced-topics/reproducing for instructions to reproduce this bug locally. When you fix this bug, please * mention the fix revision(s). * state whether the bug was a short-lived regression or an old bug in any stable releases. * add any other useful information. This information can help downstream consumers. If you need to contact the OSS-Fuzz team with a question, concern, or any other feedback, please file an issue at https://github.com/google/oss-fuzz/issues. Comments on individual Monorail issues are not monitored. Generated by Google IssueTracker notification system.
