CVE-2018-10087

Severity: medium (CVSS 5.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-04-13 · updated 2026-06-17
Weakness: CWE-20

Description

The kernel_wait4 function in kernel/exit.c in the Linux kernel before 4.13, when an unspecified architecture and compiler is used, might allow local users to cause a denial of service by triggering an attempted use of the -INT_MIN value.

Affected products

Canonical Ubuntu Linux: 14.04, 16.04
Debian Linux: 8.0
Linux kernel: before 4.13 — fixed in 4.13

How to fix

Upgrade to a fixed version: Linux kernel 4.13. Check the vendor advisory for mitigations.

References

http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=dd83c161fbcc5d8be637ab159c0de015cbff5ba4
http://www.securityfocus.com/bid/103774
https://github.com/torvalds/linux/commit/dd83c161fbcc5d8be637ab159c0de015cbff5ba4
https://lists.debian.org/debian-lts-announce/2018/07/msg00020.html
https://news.ycombinator.com/item?id=2972021
https://usn.ubuntu.com/3696-1/
https://usn.ubuntu.com/3696-2/
https://usn.ubuntu.com/3754-1/
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=dd83c161fbcc5d8be637ab159c0de015cbff5ba4
http://www.securityfocus.com/bid/103774
https://github.com/torvalds/linux/commit/dd83c161fbcc5d8be637ab159c0de015cbff5ba4
https://lists.debian.org/debian-lts-announce/2018/07/msg00020.html

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