CVE-2017-11472
kernel: ACPI operand cache leak in acpi_ns_terminate()
Severity
LowRed Hat Product Security
CVSS 3.0
Review impact separately from score.
Published · April 26, 2017
Updated · May 13, 2026
Description
The acpi_ns_terminate() function in drivers/acpi/acpica/nsutils.c in the Linux kernel before 4.12 does not flush the operand cache and causes a kernel stack dump. A local users could obtain sensitive information from kernel memory and bypass the KASLR protection mechanism (in the kernel through 4.9) via a crafted ACPI table.
Statement
This issue does not affect the versions of the Linux kernel as shipped with Red Hat Enterprise Linux 5, 6, 7 and Red Hat Enterprise MRG 2 as the code with the flaw is not present in the products listed.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.0 · 2.9CVSS:3.0/AV:L/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N
CWE-209 · Generation of Error Message Containing Sensitive Information