VULNERABILITY INTELLIGENCE

CVE-2020-10029

CVSS score5.5 MEDIUM
EPSS probability0.76%
CISA KEVNot currently listed
Published2020-03-04
Last modified2026-10-14
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Description

The GNU C Library (aka glibc or libc6) before 2.32 could overflow an on-stack buffer during range reduction if an input to an 80-bit long double function contains a non-canonical bit pattern, a seen when passing a 0x5d414141414141410000 value to sinl on x86 targets. This is related to sysdeps/ieee754/ldbl-96/e_rem_pio2l.c.

Weakness classification

  • CWE-787: Out-of-bounds Write

Primary references