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Fixed

LIN1025-9739 : Security Advisory - glibc - CVE-2020-10029

Created: Apr 23, 2026 Updated: Jun 22, 2026

Resolved Date: Jun 22, 2026

Found In Version: 10.25.33.9

Fix Version: 10.25.33.9

Severity: Standard

Applicable for: Wind River Linux LTS 25

Component/s: Userspace

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.

CVEs

CVE-2020-10029