PT-2018-18365 · Linux+2 · Linux Kernel+2

Seunghun Han · Published 2018-03-09 · Updated 2024-08-05 · CVE-2018-7995

Positive Technologies (AI Summary)

CVSS v3.1

4.7

Medium

Base vector

AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

Name of the Vulnerable Software and Affected Versions: Linux kernel versions through 4.15.7

Description: A race condition in the store int with restart() function in arch/x86/kernel/cpu/mcheck/mce.c 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 directory.

Recommendations: At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Race Condition

Weakness Enumeration

CWE-362

Related Identifiers

ALT-PU-2018-1557

ALT-PU-2019-1433

CVE-2018-7995

DLA-1369-1

DSA-4187-1

DSA-4188-1

USN-3654-1

USN-3654-2

USN-3656-1

Affected Products

Alt Linux

Linux Kernel

Ubuntu

References · 37

• https://ubuntu.com/security/CVE-2018-7757 · Vendor Advisory
• https://debian.org/security/2018/dsa-4188 · Vendor Advisory
• https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git/commit/?id=b3b7c4795ccab5be71f080774c45bbbcc75c2aaf · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-8822 · Vendor Advisory
• https://usn.ubuntu.com/3654-1 · Vendor Advisory
• https://osv.dev/vulnerability/DEBIAN-CVE-2018-7995 · Vendor Advisory
• https://ubuntu.com/security/CVE-2017-18222 · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2018-7995 · Vendor Advisory
• https://ubuntu.com/security/CVE-2018-1130 · Vendor Advisory
• https://usn.ubuntu.com/3654-2 · Vendor Advisory
• https://osv.dev/vulnerability/USN-3654-1 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2018-7995 · Security Note
• https://security-tracker.debian.org/tracker/CVE-2018-7995 · Vendor Advisory
• https://usn.ubuntu.com/3656-1 · Vendor Advisory
• https://osv.dev/vulnerability/USN-3654-2 · Vendor Advisory