CVE-2020-10029

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.

References

https://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commit;h=9333498794cde1d5cca518badf79533a24114b6f

https://sourceware.org/bugzilla/show_bug.cgi?id=25487

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00033.html

https://security.netapp.com/advisory/ntap-20200327-0003/

https://lists.fedoraproject.org/archives/list/[email protected]/message/23N76M3EDP2GIW4GOIQRYTKRE7PPBRB2/

https://lists.fedoraproject.org/archives/list/[email protected]/message/VU5JJGENOK7K4X5RYAA5PL647C6HD22E/

https://lists.fedoraproject.org/archives/list/[email protected]/message/JZTFUD5VH2GU3YOXA2KBQSBIDZRDWNZ3/

https://security.gentoo.org/glsa/202006-04

https://usn.ubuntu.com/4416-1/

https://lists.debian.org/debian-lts-announce/2022/10/msg00021.html

Details

Risk Information

CVSS v2

CVSS v3