Memory Leak Vulnerability in demangle_template Function of GNU libiberty

CVE-2018-20657 · MEDIUM Severity

AV:N/AC:L/AU:N/C:N/I:N/A:P

The demangle_template function in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.31.1, has a memory leak via a crafted string, leading to a denial of service (memory consumption), as demonstrated by cxxfilt, a related issue to CVE-2018-12698.

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