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CVE-2020-8832

Description

The fix for the Linux kernel in Ubuntu 18.04 LTS for CVE-2019-14615 (The Linux kernel did not properly clear data structures on context switches for certain Intel graphics processors.) was discovered to be incomplete, meaning that in versions of the kernel before 4.15.0-91.92, an attacker could use this vulnerability to expose sensitive information.

Risk Information

Base Score
5.5
MODERATE
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
EPSS Score
Exploitation Probability
0.312

Associated Vulnerability

VulnerabilityOS Platform
Linux kernel (USN-4302-1) linux-image-aws_4.15.0.1063.64_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-gcp_4.15.0.1058.72_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-gke_4.15.0.1055.59_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-gke_4.15.0.1058.72_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-kvm_4.15.0.1056.56_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-oem_4.15.0.91.101_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-aws-hwe_4.15.0.1063.63_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-generic_4.15.0.91.83_i386.debLinux
Linux kernel (USN-4302-1) linux-image-generic_4.15.0.91.83_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-virtual_4.15.0.91.83_i386.debLinux
Linux kernel (USN-4302-1) linux-image-virtual_4.15.0.91.83_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-gke-4.15_4.15.0.1055.59_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-lowlatency_4.15.0.91.83_i386.debLinux
Linux kernel (USN-4302-1) linux-image-lowlatency_4.15.0.91.83_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-aws-lts-18.04_4.15.0.1063.64_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-4.15.0-1055-gke_4.15.0-1055.58_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-4.15.0-1056-kvm_4.15.0-1056.57_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-4.15.0-1058-gcp_4.15.0-1058.62_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-4.15.0-1063-aws_4.15.0-1063.67_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-4.15.0-1063-aws_4.15.0-1063.67~16.04.1_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-4.15.0-91-generic_4.15.0-91.92_i386.debLinux
Linux kernel (USN-4302-1) linux-image-4.15.0-91-generic_4.15.0-91.92_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-4.15.0-91-generic_4.15.0-91.92~16.04.1_i386.debLinux
Linux kernel (USN-4302-1) linux-image-4.15.0-91-generic_4.15.0-91.92~16.04.1_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-generic-hwe-16.04_4.15.0.91.101_i386.debLinux
Linux kernel (USN-4302-1) linux-image-generic-hwe-16.04_4.15.0.91.101_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-virtual-hwe-16.04_4.15.0.91.101_i386.debLinux
Linux kernel (USN-4302-1) linux-image-virtual-hwe-16.04_4.15.0.91.101_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-4.15.0-91-lowlatency_4.15.0-91.92_i386.debLinux
Linux kernel (USN-4302-1) linux-image-4.15.0-91-lowlatency_4.15.0-91.92_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-4.15.0-91-lowlatency_4.15.0-91.92~16.04.1_i386.debLinux
Linux kernel (USN-4302-1) linux-image-4.15.0-91-lowlatency_4.15.0-91.92~16.04.1_amd64.debLinux
Linux kernel (USN-4302-1) linux-image-lowlatency-hwe-16.04_4.15.0.91.101_i386.debLinux
Linux kernel (USN-4302-1) linux-image-lowlatency-hwe-16.04_4.15.0.91.101_amd64.debLinux

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