DEBIAN-CVE-2018-11237

Advisory lineage Upstream: 1 Downstream: 0
Upstream
CVE-2018-11237
Published: 18 May 2018, 16:29
Last modified:28 Apr 2026, 20:18

Vulnerability Summary

Overall Risk (default)
medium
31/100
CVSS Score
7.8 HIGH
3.1 (osv_debian)
EPSS Score
No data
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

18 May 2018, 16:29
Published
Vulnerability first disclosed
28 Apr 2026, 20:18
Last Modified
Vulnerability information updated

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.

CVSS Metrics

  • v3.1•HIGH•Score: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Systems

  • debian•glibc

    < 2.27-4 | < 2.27-4 | < 2.27-4 | < 2.27-4

References (1)