CVE-2017-18221
- Source
- https://cve.org/CVERecord?id=CVE-2017-18221
- Import Source
- https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-18221.json
- JSON Data
- https://api.test.osv.dev/v1/vulns/CVE-2017-18221
- Downstream
- Related
- Withdrawn
- 2026-01-27T04:15:53.249576Z
- Published
- 2018-03-07T08:29:00Z
- Modified
- 2026-01-27T04:15:53.249576Z
- Severity
-
- 5.5 (Medium) CVSS_V3 - CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H CVSS Calculator
- Summary
- [none]
- Details
-
The _munlockpagevec function in mm/mlock.c in the Linux kernel before 4.11.4 allows local users to cause a denial of service (NR_MLOCK accounting corruption) via crafted use of mlockall and munlockall system calls.
- References
-
- http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=70feee0e1ef331b22cc51f383d532a0d043fbdcc
- http://www.securityfocus.com/bid/103321
- https://github.com/torvalds/linux/commit/70feee0e1ef331b22cc51f383d532a0d043fbdcc
- https://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.11.4
- https://usn.ubuntu.com/3655-1/
- https://usn.ubuntu.com/3655-2/