CVE-2018-11508

Public Exploit

Description

The compat_get_timex function in kernel/compat.c in the Linux kernel before 4.16.9 allows local users to obtain sensitive information from kernel memory via adjtimex.

Category

5.5
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 1.54% Top 20%
Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory ubuntu.com Vendor Advisory kernel.org Vendor Advisory kernel.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://usn.ubuntu.com/3695-1/ third party advisory vendor advisory
https://usn.ubuntu.com/3695-2/ third party advisory vendor advisory
https://bugs.chromium.org/p/project-zero/issues/detail?id=1574 issue tracking exploit third party advisory
https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.16.9 release notes vendor advisory
http://www.securityfocus.com/bid/104292 vdb entry third party advisory
https://usn.ubuntu.com/3697-1/ third party advisory vendor advisory
https://github.com/torvalds/linux/commit/0a0b98734479aa5b3c671d5190e86273372cab95 third party advisory patch
https://usn.ubuntu.com/3697-2/ third party advisory vendor advisory
https://www.exploit-db.com/exploits/46208/ exploit vdb entry third party advisory
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0a0b98734479aa5b3c671d5190e86273372cab95 patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2018-11508?
CVE-2018-11508 has been scored as a medium severity vulnerability.
How to fix CVE-2018-11508?
To fix CVE-2018-11508, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-11508 being actively exploited in the wild?
It is possible that CVE-2018-11508 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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