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.
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History
Wed, 14 Oct 2026 09:30:00 +0000
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Status: PUBLISHED
Assigner: mitre
Published: 2020-03-04T00:00:00.000Z
Updated: 2026-10-14T08:50:29.371Z
Reserved: 2020-03-04T00:00:00.000Z
Link: CVE-2020-10029
No data.
Status : Modified
Published: 2020-03-04T15:15:13.083
Modified: 2026-10-14T09:17:16.547
Link: CVE-2020-10029