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CVE-2015-7837

Description

The Linux kernel, as used in Red Hat Enterprise Linux 7, kernel-rt, and Enterprise MRG 2 and when booted with UEFI Secure Boot enabled, allows local users to bypass intended securelevel/secureboot restrictions by leveraging improper handling of secure_boot flag across kexec reboot.

Risk Information

Base Score
5.5
MODERATE
Vector
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
EPSS Score
Exploitation Probability
0.073

Associated Vulnerability

VulnerabilityOS Platform
Linux kernel (USN-3385-1) linux-image-aws_4.4.0.1032.34_amd64.debLinux
Linux kernel (USN-3385-1) linux-image-gke_4.4.0.1028.29_amd64.debLinux
Linux kernel (USN-3385-1) linux-image-generic_4.4.0.93.98_i386.debLinux
Linux kernel (USN-3385-1) linux-image-generic_4.4.0.93.98_amd64.debLinux
Linux kernel (USN-3385-1) linux-image-lowlatency_4.4.0.93.98_i386.debLinux
Linux kernel (USN-3385-1) linux-image-lowlatency_4.4.0.93.98_amd64.debLinux
Linux hardware enablement kernel from Xenial for Trusty (USN-3385-2) linux-image-generic-lts-xenial_4.4.0.93.77_i386.debLinux
Linux hardware enablement kernel from Xenial for Trusty (USN-3385-2) linux-image-generic-lts-xenial_4.4.0.93.77_amd64.debLinux
Linux hardware enablement kernel from Xenial for Trusty (USN-3385-2) linux-image-lowlatency-lts-xenial_4.4.0.93.77_i386.debLinux
Linux hardware enablement kernel from Xenial for Trusty (USN-3385-2) linux-image-lowlatency-lts-xenial_4.4.0.93.77_amd64.debLinux
Linux kernel (USN-3405-1) linux-image-4.4.0-1028-gke_4.4.0-1028.28_amd64.debLinux
Linux kernel (USN-3405-1) linux-image-4.4.0-1032-aws_4.4.0-1032.41_amd64.debLinux
Linux kernel (USN-3405-1) linux-image-4.4.0-93-generic_4.4.0-93.116_i386.debLinux
Linux kernel (USN-3405-1) linux-image-4.4.0-93-generic_4.4.0-93.116_amd64.debLinux
Linux kernel (USN-3405-1) linux-image-4.4.0-93-lowlatency_4.4.0-93.116_i386.debLinux
Linux kernel (USN-3405-1) linux-image-4.4.0-93-lowlatency_4.4.0-93.116_amd64.debLinux
Linux hardware enablement kernel from Xenial for Trusty (USN-3405-2) linux-image-4.4.0-93-generic_4.4.0-93.116~14.04.1_i386.debLinux
Linux hardware enablement kernel from Xenial for Trusty (USN-3405-2) linux-image-4.4.0-93-generic_4.4.0-93.116~14.04.1_amd64.debLinux
Linux hardware enablement kernel from Xenial for Trusty (USN-3405-2) linux-image-4.4.0-93-lowlatency_4.4.0-93.116~14.04.1_i386.debLinux
Linux hardware enablement kernel from Xenial for Trusty (USN-3405-2) linux-image-4.4.0-93-lowlatency_4.4.0-93.116~14.04.1_amd64.debLinux
Dtrace-modules-3.8.13-118.29.1.el6uek update (ELSA-2019-4316) dtrace-modules-3.8.13-118.29.1.el6uek-0.4.5-3.el6.x86_64.rpmLinux
Dtrace-modules-3.8.13-118.29.1.el7uek update (ELSA-2019-4316) dtrace-modules-3.8.13-118.29.1.el7uek-0.4.5-3.el7.x86_64.rpmLinux

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