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Assigner | google_android |
Reserved | 2016-12-26 |
Published | 2017-02-07 |
Updated | 2024-10-21 |
The aio_mount function in fs/aio.c in the Linux kernel before 4.7.7 does not properly restrict execute access, which makes it easier for local users to bypass intended SELinux W^X policy restrictions, and consequently gain privileges, via an io_setup system call.
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.7.7
http://www.securitytracker.com/id/1037798 (1037798)
http://source.android.com/security/bulletin/2017-02-01.html
https://github.com/torvalds/linux/commit/22f6b4d34fcf039c63a94e7670e0da24f8575a5a
http://www.securityfocus.com/bid/96122 (96122)