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kernel: invalid read location in vgacon_invert_region function in drivers/video/console/vgacon.c

🗓️ 04 Nov 2020 01:14:17Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 5 Views

Kernel reads invalid location in vgacon_invert_region, exposing data when resizing the video console.

Related
Packages
Refs
ReporterTitlePublishedViews
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IBM Security Bulletins		Security Bulletin: Vulnerabilities in Linux Kernel and Java affect IBM Spectrum Protect Plus
3 Mar 202121:46
–ibm
IBM Security Bulletins		Security Bulletin: IBM Security Guardium is affected by kernel vulnerabilities
13 Apr 202116:24
–ibm
IBM Security Bulletins		Security Bulletin: IBM Data Risk Manager is affected by multiple vulnerabilities
2 Feb 202105:06
–ibm
Tenable Nessus		AlmaLinux 8 : kernel (ALSA-2020:4431)
9 Feb 202200:00
–nessus
Tenable Nessus		CentOS 8 : kernel (CESA-2020:4431)
1 Feb 202100:00
–nessus
Tenable Nessus		CentOS 7 : kernel (RHSA-2020:4060)
20 Oct 202000:00
–nessus
Tenable Nessus		Debian DLA-2241-2 : linux security update
10 Jun 202000:00
–nessus
Tenable Nessus		Debian DLA-2242-1 : linux-4.9 security update
11 Jun 202000:00
–nessus
Tenable Nessus		Debian DSA-4698-1 : linux - security update
11 Jun 202000:00
–nessus
Tenable Nessus		EulerOS 2.0 SP8 : kernel (EulerOS-SA-2020-1292)
23 Mar 202000:00
–nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux8x86_64kernel-rt0:4.18.0-240.rt7.54.el8kernel-rt-0:4.18.0-240.rt7.54.el8.x86_64.rpm
Red Hat Enterprise Linux8x86_64kernel-rt-core0:4.18.0-240.rt7.54.el8kernel-rt-core-0:4.18.0-240.rt7.54.el8.x86_64.rpm
Red Hat Enterprise Linux8x86_64kernel-rt-debug0:4.18.0-240.rt7.54.el8kernel-rt-debug-0:4.18.0-240.rt7.54.el8.x86_64.rpm
Red Hat Enterprise Linux8x86_64kernel-rt-debug-core0:4.18.0-240.rt7.54.el8kernel-rt-debug-core-0:4.18.0-240.rt7.54.el8.x86_64.rpm
Red Hat Enterprise Linux8x86_64kernel-rt-debug-debuginfo0:4.18.0-240.rt7.54.el8kernel-rt-debug-debuginfo-0:4.18.0-240.rt7.54.el8.x86_64.rpm
Red Hat Enterprise Linux8x86_64kernel-rt-debug-devel0:4.18.0-240.rt7.54.el8kernel-rt-debug-devel-0:4.18.0-240.rt7.54.el8.x86_64.rpm
Red Hat Enterprise Linux8x86_64kernel-rt-debug-kvm0:4.18.0-240.rt7.54.el8kernel-rt-debug-kvm-0:4.18.0-240.rt7.54.el8.x86_64.rpm
Red Hat Enterprise Linux8x86_64kernel-rt-debug-modules0:4.18.0-240.rt7.54.el8kernel-rt-debug-modules-0:4.18.0-240.rt7.54.el8.x86_64.rpm
Red Hat Enterprise Linux8x86_64kernel-rt-debug-modules-extra0:4.18.0-240.rt7.54.el8kernel-rt-debug-modules-extra-0:4.18.0-240.rt7.54.el8.x86_64.rpm
Red Hat Enterprise Linux8x86_64kernel-rt-debuginfo0:4.18.0-240.rt7.54.el8kernel-rt-debuginfo-0:4.18.0-240.rt7.54.el8.x86_64.rpm
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28 Jun 2026 08:48Current
6.9Medium risk
Vulners AI Score6.9
CVSS 23.6
CVSS 3.15.9
EPSS0.00488
CWE-416
invalid read locationvgacon invert regionvideo console driverresize consoleinformation leak
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