Information disclosure in Linux Kernel
CVE-2018-11508
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.
Vulnerability class: Information Disclosure
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.017 (76.6th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 76.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000
Affected products
- Linux Kernel
- Canonical Ubuntu Linux — versions 16.04, 17.10, 18.04
Weakness classification (CWE)
Public proof-of-concept exploits
References
- usn.ubuntu.com/3695-1/ (vendor-advisory, Third Party Advisory)
- usn.ubuntu.com/3695-2/ (vendor-advisory, Third Party Advisory)
- bugs.chromium.org/p/project-zero/issues/detail (Exploit, Third Party Advisory, Issue Tracking)
- www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.16.9 (Release Notes, Vendor Advisory)
- www.securityfocus.com/bid/104292 (VDB Entry, Third Party Advisory, vdb-entry)
- usn.ubuntu.com/3697-1/ (vendor-advisory, Third Party Advisory)
- github.com/torvalds/linux/commit/0a0b98734479aa5b3c671d5190e86273372cab95 (Patch, Third Party Advisory)
- usn.ubuntu.com/3697-2/ (vendor-advisory, Third Party Advisory)
- www.exploit-db.com/exploits/46208/ (Exploit, VDB Entry, Third Party Advisory, exploit)
- git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/ (Patch, Vendor Advisory)
Frequently asked questions
- What is CVE-2018-11508?
- CVE-2018-11508 is a medium-severity vulnerability in Linux Kernel, classified under Information Disclosure. CVSS score: 5.5/10. Published 2018-05-28.
- How severe is CVE-2018-11508?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2018-11508 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.