CVE-2021-3826 Information

Description

Heap/stack buffer overflow in the dlang_lname function in d-demangle.c in libiberty allows attackers to potentially cause a denial of service (segmentation fault and crash) via a crafted mangled symbol.

Reference

https://gcc.gnu.org/pipermail/gcc-patches/2021-September/579987 https://gcc.gnu.org/git/?p=gcc.git;a=commit;h=5481040197402be6dfee265bd2ff5a4c88e30505