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2.1
CVSSv2

CVE-2018-11508

CVSSv4: NA | CVSSv3: 5.5 | CVSSv2: 2.1 | VMScore: 650 | EPSS: 0.00049 | KEV: Not Included
Published: 28/05/2018 Updated: 21/11/2024

Vulnerability Summary

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

Vulnerability Trend

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linux linux kernel

canonical ubuntu linux 16.04

canonical ubuntu linux 17.10

canonical ubuntu linux 18.04

Vendor Advisories

Ubuntu Security Notice: linux-hwe, linux-azure vulnerabilities
Several security issues were fixed in the Linux kernel ...
Ubuntu Security Notice: linux-oem vulnerabilities
Several security issues were fixed in the Linux kernel ...
Ubuntu Security Notice: linux, linux-aws, linux-azure, linux-gcp, linux-kvm, linux-oem regression
A regression that caused boot failures was fixed in the Linux kernel ...
Ubuntu Security Notice: linux, linux-aws, linux-azure, linux-gcp, linux-kvm, linux-oem, linux-raspi2 vulnerabilities
Several security issues were fixed in the Linux kernel ...
Ubuntu Security Notice: linux-hwe, linux-azure, linux-gcp regression
A regression that caused boot failures was fixed in the Linux kernel ...
Ubuntu Security Notice: linux, linux-raspi2 vulnerabilities
Several security issues were fixed in the Linux kernel ...
Red Hat: CVE-2018-11508
A flaw was found in the compat_get_timex function in kernel/compatc in the Linux kernel A local user could use this flaw to obtain possibly sensitive information from kernel memory via adjtimex system call ...

Exploits

Exploit DB: Linux Kernel 4.13 - 'compat_get_timex()' Leak Kernel Pointer
#define _GNU_SOURCE #define _BSD_SOURCE #include <sys/timexh> #include <stdioh> #include <stdinth> #include <sys/typesh> #include <sys/socketh> #include <sys/waith> #include <sys/ioctlh> #include <sys/mmanh> #include <sys/ipch> #include <sys/semh> #include <sys/stath> #inc ...

References

CWE-200https://nvd.nist.govhttps://usn.ubuntu.com/3695-2/https://www.exploit-db.com/exploits/46208https://www.first.org/epsshttp://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0a0b98734479aa5b3c671d5190e86273372cab95http://www.securityfocus.com/bid/104292https://bugs.chromium.org/p/project-zero/issues/detail?id=1574https://github.com/torvalds/linux/commit/0a0b98734479aa5b3c671d5190e86273372cab95https://usn.ubuntu.com/3695-1/https://usn.ubuntu.com/3695-2/https://usn.ubuntu.com/3697-1/https://usn.ubuntu.com/3697-2/https://www.exploit-db.com/exploits/46208/https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.16.9http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0a0b98734479aa5b3c671d5190e86273372cab95http://www.securityfocus.com/bid/104292https://bugs.chromium.org/p/project-zero/issues/detail?id=1574https://github.com/torvalds/linux/commit/0a0b98734479aa5b3c671d5190e86273372cab95https://usn.ubuntu.com/3695-1/https://usn.ubuntu.com/3695-2/https://usn.ubuntu.com/3697-1/https://usn.ubuntu.com/3697-2/https://www.exploit-db.com/exploits/46208/https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.16.9
Preferred Score:
CVSSv2
CVSSv2
CVSSv3
CVSSv4
EPSS
VMScore
Recommendations:
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