VULNERABILITY INTELLIGENCE

CVE-2018-11237

CVSS score7.8 HIGH
EPSS probability0.88%
CISA KEVNot currently listed
Published2018-05-18
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Description

An AVX-512-optimized implementation of the mempcpy function in the GNU C Library (aka glibc or libc6) 2.27 and earlier may write data beyond the target buffer, leading to a buffer overflow in __mempcpy_avx512_no_vzeroupper.

Weakness classification

  • CWE-787: Out-of-bounds Write

Primary references