Issue 43505 in oss-fuzz: elfutils:fuzz-dwfl-core: Use-of-uninitialized-value in handle_file_note

2022-01-10 Thread ClusterFuzz-External via monorail via Elfutils-devel
Status: New Owner: CC: elfut...@sourceware.org, evv...@gmail.com, izz...@google.com Labels: ClusterFuzz Reproducible Stability-Memory-MemorySanitizer Engine-libfuzzer OS-Linux Security_Severity-Medium Proj-elfutils Reported-2022-01-10 Type: Bug-Security New issue 43505 by ClusterFuzz-Exter

Issue 43505 in oss-fuzz: elfutils:fuzz-dwfl-core: Use-of-uninitialized-value in handle_file_note

2022-01-10 Thread ClusterFuzz-External via monorail via Elfutils-devel
Updates: Labels: Fuzz-Blocker Comment #1 on issue 43505 by ClusterFuzz-External: elfutils:fuzz-dwfl-core: Use-of-uninitialized-value in handle_file_note https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=43505#c1 This crash occurs very frequently on linux platform and is likely preven

Issue 43505 in oss-fuzz: elfutils:fuzz-dwfl-core: Use-of-uninitialized-value in handle_file_note

2022-01-10 Thread evv… via monorail via Elfutils-devel
Comment #2 on issue 43505 by evv...@gmail.com: elfutils:fuzz-dwfl-core: Use-of-uninitialized-value in handle_file_note https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=43505#c2 I haven't figured out how to reproduce it without clang and MSan yet but here's the backtrace just in case ``` R