Published: 08/12/2016 Updated: 19/01/2023

CVSS v2 Base Score: 9.3 | Impact Score: 10 | Exploitability Score: 8.6

CVSS v3 Base Score: 7.8 | Impact Score: 5.9 | Exploitability Score: 1.8

VMScore: 829

Vector: AV:N/AC:M/Au:N/C:C/I:C/A:C

arch/arm64/kernel/sys.c in the Linux kernel prior to 4.0 allows local users to bypass the "strict page permissions" protection mechanism and modify the system-call table, and consequently gain privileges, by leveraging write access.

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google android
linux linux kernel

Several security issues were fixed in the Linux kernel ...

A flaw in 'arch/arm64/kernel/sysc' in the Linux kernel allows local users to bypass the 'strict page permissions' protection mechanism and modify the system-call table and, consequently, gain privileges by leveraging write access ...

CWE-264 http://source.android.com/security/bulletin/2016-12-01.html https://github.com/torvalds/linux/commit/c623b33b4e9599c6ac5076f7db7369eb9869aa04 http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c623b33b4e9599c6ac5076f7db7369eb9869aa04 http://www.securityfocus.com/bid/94680 https://usn.ubuntu.com/3360-1/https://nvd.nist.gov

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