CVE-2018-11508 EXPLOIT
5.5
MEDIUM · CVSS 3.0 · EPSS 1.7% (pctl 76)
Patch early
A public exploit exists.
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.
Scoring
| CVSS | 5.5 (MEDIUM, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
| EPSS | 1.69% — more likely to be exploited than 76% of all CVEs |
| Weakness | CWE-200 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2018-05-28 |
| Last modified | 2026-06-17 |
Affected (2)
| Vendor | Product |
|---|---|
| canonical | ubuntu linux |
| linux | linux kernel |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | Linux Kernel 4.13 - 'compat_get_timex()' Leak Kernel Pointer | 2019-01-21 |
References
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0a0b98734479aa5b3c671d5190e86273372cab95
- http://www.securityfocus.com/bid/104292
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1574
- https://github.com/torvalds/linux/commit/0a0b98734479aa5b3c671d5190e86273372cab95
- https://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
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=0a0b98734479aa5b3c671d5190e86273372cab95
- http://www.securityfocus.com/bid/104292
- https://bugs.chromium.org/p/project-zero/issues/detail?id=1574
- https://github.com/torvalds/linux/commit/0a0b98734479aa5b3c671d5190e86273372cab95
- https://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
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