CVE-2017-14140: Infoleak

Published Sep 5, 2017
·
Updated

Last updated 29 November 2024

Other sources

The movepages system call in mm/migrate.c in the Linux kernel before 4.12.9 doesn't check the effective uid of the target process, enabling a local attacker to learn the memory layout of a setuid executable despite ASLR.

Upstream patch:

https://github.com/torvalds/linux/commit/197e7e521384a23b9e585178f3f11c9fa08274b9

Red Hat

Affected Software

3 affected componentsFixes available
redhat/kernel<4.13
4.13
Linux Linux kernel<=4.12.8
debian/linux
5.10.223-15.10.234-16.1.129-16.1.135-16.12.22-16.12.25-1

Event History

Sep 5, 2017
CVE Published
via MITRE·06:00 AM
Data Sourced
via MITRE·06:00 AM
Description
Jan 11, 2024
Data Sourced
via Launchpad·10:29 PM
Description
Dec 1, 2024
Data Sourced
via Ubuntu·01:57 AM
RemedyDescriptionSeverityAffected Software
Mar 27, 2025
Data Sourced
via Debian·03:42 AM
DescriptionAffected Software

Frequently Asked Questions

1

What is CVE-2017-14140?

CVE-2017-14140 is a vulnerability in the Linux kernel that allows a local attacker to learn the memory layout of a setuid executable despite ASLR.

2

How does CVE-2017-14140 impact the Linux kernel?

CVE-2017-14140 impacts the Linux kernel before version 4.12.9 and allows a local attacker to learn the memory layout of a setuid executable despite ASLR.

3

What is the severity of CVE-2017-14140?

The severity of CVE-2017-14140 is low.

4

How can I fix CVE-2017-14140?

To fix CVE-2017-14140, update the Linux kernel to version 4.12.9 or later.

5

Where can I find more information about CVE-2017-14140?

You can find more information about CVE-2017-14140 on the following sources: [1] [2] [3]

Contact

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