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.
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No Fix Known
No patch has been released yet. Apply workarounds or mitigations where available.
| Vendor | Product | Versions | Fixed In |
|---|---|---|---|
| gnu | glibc | 2.27 | - |
| redhat | virtualization_host | - | - |
| redhat | enterprise_linux_desktop | - |
Published
CVE disclosed publicly
Last Modified
Most recent update
Indexed to CVEInsight
Added to this platform
AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
15
Affected Products
18
References
gnu / glibc
| - |
| redhat | enterprise_linux_server | - | - |
| redhat | enterprise_linux_workstation | - | - |
| oracle | communications_session_border_controller | - | - |
| oracle | communications_session_border_controller | - | - |
| oracle | communications_session_border_controller | - | - |
| oracle | enterprise_communications_broker | - | - |
| oracle | enterprise_communications_broker | - | - |
| netapp | data_ontap_edge | - | - |
| netapp | element_software_management | - | - |
| canonical | ubuntu_linux | - | - |
| canonical | ubuntu_linux | - | - |
| canonical | ubuntu_linux | - | - |
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploitability
Impact