CVEvulnerability
CVE-2018-7995
4.7 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2018-03-09
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 4.7 MEDIUM — CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
- CVSS 2.0 ([email protected])
- 4.7 MEDIUM — AV:L/AC:M/Au:N/C:N/I:N/A:C
- Weaknesses
- CWE-362
Description
Race condition in the store_int_with_restart() function in arch/x86/kernel/cpu/mcheck/mce.c in the Linux kernel through 4.15.7 allows local users to cause a denial of service (panic) by leveraging root access to write to the check_interval file in a /sys/devices/system/machinecheck/machinecheck<cpu number> directory. NOTE: a third party has indicated that this report is not security relevant
Affected configurations
• linux linux kernel (<= 4.15.7)
• canonical ubuntu linux 14.04
• canonical ubuntu linux 16.04
• debian debian linux 7.0
Related
Weakness · CWE (1)
- CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization weakness
References
- http://www.securityfocus.com/bid/103356 Third Party Advisory, VDB Entry
- https://bugzilla.suse.com/show_bug.cgi?id=1084755 Issue Tracking, Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=b3b7c4795ccab5be71f080774c45bbbcc75c2aaf Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html Third Party Advisory
- https://lkml.org/lkml/2018/3/2/970 Patch, Third Party Advisory
- https://usn.ubuntu.com/3654-1/ Third Party Advisory
- https://usn.ubuntu.com/3654-2/ Third Party Advisory
- https://usn.ubuntu.com/3656-1/ Third Party Advisory
- https://www.debian.org/security/2018/dsa-4187 Third Party Advisory
- https://www.debian.org/security/2018/dsa-4188 Third Party Advisory
- http://www.securityfocus.com/bid/103356 Third Party Advisory, VDB Entry
- https://bugzilla.suse.com/show_bug.cgi?id=1084755 Issue Tracking, Third Party Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=b3b7c4795ccab5be71f080774c45bbbcc75c2aaf Patch, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2018/05/msg00000.html Third Party Advisory
- https://lkml.org/lkml/2018/3/2/970 Patch, Third Party Advisory
- https://usn.ubuntu.com/3654-1/ Third Party Advisory
- https://usn.ubuntu.com/3654-2/ Third Party Advisory
- https://usn.ubuntu.com/3656-1/ Third Party Advisory
- https://www.debian.org/security/2018/dsa-4187 Third Party Advisory
- https://www.debian.org/security/2018/dsa-4188 Third Party Advisory