CVE

CVE-2020-29573

CVE-2020-29573

sysdeps/i386/ldbl2mpn.c in the GNU C Library (aka glibc or libc6) before 2.23 on x86 targets has a stack-based buffer overflow if the input to any of the printf family of functions is an 80-bit long double with a non-canonical bit pattern, as seen when passing a x00x04x00x00x00x00x00x00x00x04 value to sprintf.

Source: CVE-2020-29573

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