CVE-2016-3157

Description

The __switch_to function in arch/x86/kernel/process_64.c in the Linux kernel does not properly context-switch IOPL on 64-bit PV Xen guests, which allows local guest OS users to gain privileges, cause a denial of service (guest OS crash), or obtain sensitive information by leveraging I/O port access.

Risk Information

Base Score

7.8

MODERATE

Vector

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Score

Exploitation Probability

0.356

Associated Vulnerability

Vulnerability	OS Platform
Dtrace-modules-3.8.13-118.15.2.el6uek update (ELSA-2016-3656) dtrace-modules-3.8.13-118.15.2.el6uek-0.4.5-3.el6.x86_64.rpm	Linux
Dtrace-modules-3.8.13-118.15.2.el7uek update (ELSA-2016-3656) dtrace-modules-3.8.13-118.15.2.el7uek-0.4.5-3.el7.x86_64.rpm	Linux

Patch Details

No records found

References

https://nvd.nist.gov/vuln/detail/CVE-2023-1234
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-1234