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

🗓️ 29 Sep 2020 19:00:01Reported by RedHatType 
redhat
 redhat🔗 access.redhat.com👁 4 Views

Local attacker resizing Linux VGA console may trigger out-of-bounds read in invert region code, leaking data.

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
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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 Linux7x86_64kernel-rt0:3.10.0-1160.rt56.1131.el7kernel-rt-0:3.10.0-1160.rt56.1131.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debug0:3.10.0-1160.rt56.1131.el7kernel-rt-debug-0:3.10.0-1160.rt56.1131.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debug-debuginfo0:3.10.0-1160.rt56.1131.el7kernel-rt-debug-debuginfo-0:3.10.0-1160.rt56.1131.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debug-devel0:3.10.0-1160.rt56.1131.el7kernel-rt-debug-devel-0:3.10.0-1160.rt56.1131.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debug-kvm0:3.10.0-1160.rt56.1131.el7kernel-rt-debug-kvm-0:3.10.0-1160.rt56.1131.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debug-kvm-debuginfo0:3.10.0-1160.rt56.1131.el7kernel-rt-debug-kvm-debuginfo-0:3.10.0-1160.rt56.1131.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debuginfo0:3.10.0-1160.rt56.1131.el7kernel-rt-debuginfo-0:3.10.0-1160.rt56.1131.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-debuginfo-common-x86_640:3.10.0-1160.rt56.1131.el7kernel-rt-debuginfo-common-x86_64-0:3.10.0-1160.rt56.1131.el7.x86_64.rpm
Red Hat Enterprise Linux7x86_64kernel-rt-devel0:3.10.0-1160.rt56.1131.el7kernel-rt-devel-0:3.10.0-1160.rt56.1131.el7.x86_64.rpm
Red Hat Enterprise Linux7anykernel-rt-doc0:3.10.0-1160.rt56.1131.el7.noarchkernel-rt-doc-0:3.10.0-1160.rt56.1131.el7.noarch.noarch.rpm
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28 Jun 2026 08:46Current
6.9Medium risk
Vulners AI Score6.9
CVSS 23.6
CVSS 3.15.9
EPSS0.00488
CWE-416
linux kernelvideo consoleinvert regionout of boundsdata leakage
4