CVEvulnerability
CVE-2017-11472
7.1 HIGH
Official page ↗
- Status
- Modified
- Published
- 2017-07-20
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 7.1 HIGH — CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
- CVSS 2.0 ([email protected])
- 3.6 LOW — AV:L/AC:L/Au:N/C:P/I:P/A:N
- Weaknesses
- CWE-755
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, which allows local users to obtain sensitive information from kernel memory and bypass the KASLR protection mechanism (in the kernel through 4.9) via a crafted ACPI table.
Affected configurations
• linux linux kernel (<= 4.11.9)
Related
Weakness · CWE (1)
- CWE-755 Improper Handling of Exceptional Conditions weakness
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3b2d69114fefa474fca542e51119036dceb4aa6f Issue Tracking, Patch, Third Party Advisory
- https://github.com/acpica/acpica/commit/a23325b2e583556eae88ed3f764e457786bf4df6 Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/3b2d69114fefa474fca542e51119036dceb4aa6f Issue Tracking, Patch, Third Party Advisory
- https://usn.ubuntu.com/3619-1/ usn.ubuntu.com
- https://usn.ubuntu.com/3619-2/ usn.ubuntu.com
- https://usn.ubuntu.com/3754-1/ usn.ubuntu.com
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=3b2d69114fefa474fca542e51119036dceb4aa6f Issue Tracking, Patch, Third Party Advisory
- https://github.com/acpica/acpica/commit/a23325b2e583556eae88ed3f764e457786bf4df6 Issue Tracking, Patch, Third Party Advisory
- https://github.com/torvalds/linux/commit/3b2d69114fefa474fca542e51119036dceb4aa6f Issue Tracking, Patch, Third Party Advisory
- https://usn.ubuntu.com/3619-1/ usn.ubuntu.com
- https://usn.ubuntu.com/3619-2/ usn.ubuntu.com
- https://usn.ubuntu.com/3754-1/ usn.ubuntu.com