CVE-2020-10029 Information

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.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00033.html https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/23N76M3EDP2GIW4GOIQRYTKRE7PPBRB2/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/JZTFUD5VH2GU3YOXA2KBQSBIDZRDWNZ3/ https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VU5JJGENOK7K4X5RYAA5PL647C6HD22E/ https://security.gentoo.org/glsa/202006-04 https://security.netapp.com/advisory/ntap-20200327-0003/ https://sourceware.org/bugzilla/show_bug.cgi?id=25487 https://sourceware.org/git/gitweb.cgi?p=glibc.git;a=commit;h=9333498794cde1d5cca518badf79533a24114b6f https://usn.ubuntu.com/4416-1/

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

5.5