Vulnerability Monitor

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CVE-2016-10044

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.

Published

2017-02-07T07:59:00.293

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.1: 7.8 (HIGH)

CVSSv2 Vector

AV:L/AC:L/Au:N/C:C/I:C/A:C

Access Vector: LOCAL
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

3.9

Impact Score

10.0

Weaknesses

Type: Primary
CWE-264

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	linux	linux_kernel	< 3.16.43	Yes
Operating System	linux	linux_kernel	< 4.4.24	Yes
Operating System	linux	linux_kernel	< 4.7.7	Yes
Operating System	google	android	≤ 7.1.1	Yes

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=22f6b4d34fcf039c63a94e7670e0da24f8575a5a Issue Tracking, Patch, Third Party Advisory ([email protected])
http://source.android.com/security/bulletin/2017-02-01.html Patch, Third Party Advisory ([email protected])
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.7.7 Release Notes, Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/96122 Third Party Advisory, VDB Entry ([email protected])
http://www.securitytracker.com/id/1037798 Third Party Advisory, VDB Entry ([email protected])
https://github.com/torvalds/linux/commit/22f6b4d34fcf039c63a94e7670e0da24f8575a5a Issue Tracking, Patch, Third Party Advisory ([email protected])
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=22f6b4d34fcf039c63a94e7670e0da24f8575a5a Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://source.android.com/security/bulletin/2017-02-01.html Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.7.7 Release Notes, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/96122 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1037798 Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/torvalds/linux/commit/22f6b4d34fcf039c63a94e7670e0da24f8575a5a Issue Tracking, Patch, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)