cbcvebase.
CVE-2018-11237
published 2018-05-18

CVE-2018-11237: 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…

PriorityP338high7.8CVSS 3.1
AVLACLPRLUINSUCHIHAH
EPSS
0.86%
54.2th percentile
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.

Affected

20 ranges
VendorProductVersion rangeFixed in
canonicalubuntu_linux
canonicalubuntu_linux
canonicalubuntu_linux
debianglibc< glibc 2.27-4 (bookworm)glibc 2.27-4 (bookworm)
gnuglibc<= 2.27
gnuglibc>= 0 < 2.27-42.27-4
gnuglibc>= 0 < 2.27-42.27-4
gnuglibc>= 0 < 2.27-42.27-4
gnuglibc>= 0 < 2.27-42.27-4
gnuglibc>= 0 < 2.23-0ubuntu11.22.23-0ubuntu11.2
gnuglibc>= 0 < 2.27-3ubuntu1.22.27-3ubuntu1.2
oraclecommunications_session_border_controller
oraclecommunications_session_border_controller
oraclecommunications_session_border_controller
oracleenterprise_communications_broker
oracleenterprise_communications_broker
redhatenterprise_linux_desktop
redhatenterprise_linux_server
redhatenterprise_linux_workstation
redhatvirtualization_host

CVSS provenance

nvdv3.17.8HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
nvdv2.04.6MEDIUMAV:L/AC:L/Au:N/C:P/I:P/A:P
osv7.8HIGH
vendor_debian7.8LOW
vendor_redhat7.8HIGH
vendor_ubuntu5.9MEDIUM
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