You are viewing this page in an unauthorized frame window.
This is a potential security issue, you are being redirected to
https://nvd.nist.gov
An official website of the United States government
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock () or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.
This vulnerability has been modified since it was last analyzed by the NVD. It is awaiting reanalysis which may result in further changes to the information provided.
Description
A use-after-free flaw was found in vcs_read in drivers/tty/vt/vc_screen.c in vc_screen in the Linux Kernel. This issue may allow an attacker with local user access to cause a system crash or leak internal kernel information.
Metrics
NVD enrichment efforts reference publicly available information to associate
vector strings. CVSS information contributed by other sources is also
displayed.
By selecting these links, you will be leaving NIST webspace.
We have provided these links to other web sites because they
may have information that would be of interest to you. No
inferences should be drawn on account of other sites being
referenced, or not, from this page. There may be other web
sites that are more appropriate for your purpose. NIST does
not necessarily endorse the views expressed, or concur with
the facts presented on these sites. Further, NIST does not
endorse any commercial products that may be mentioned on
these sites. Please address comments about this page to nvd@nist.gov.
PR-Local attacker implies some privilege level needed
CVE Modified by Red Hat, Inc.9/22/2023 2:15:11 PM
Action
Type
Old Value
New Value
Changed
Description
A use-after-free flaw was found in vcs_read in drivers/tty/vt/vc_screen.c in vc_screen in the Linux Kernel. This flaw allows an attacker with local user access to cause a system crash or leak internal kernel information.
A use-after-free flaw was found in vcs_read in drivers/tty/vt/vc_screen.c in vc_screen in the Linux Kernel. This issue may allow an attacker with local user access to cause a system crash or leak internal kernel information.
Initial Analysis by NIST8/01/2023 8:59:52 PM
Action
Type
Old Value
New Value
Added
CVSS V3.1
NIST AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Added
CWE
NIST CWE-416
Added
CPE Configuration
OR
*cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions up to (excluding) 6.2.0
*cpe:2.3:o:linux:linux_kernel:6.2.0:rc1:*:*:*:*:*:*
*cpe:2.3:o:linux:linux_kernel:6.2.0:rc2:*:*:*:*:*:*
*cpe:2.3:o:linux:linux_kernel:6.2.0:rc3:*:*:*:*:*:*
*cpe:2.3:o:linux:linux_kernel:6.2.0:rc4:*:*:*:*:*:*
*cpe:2.3:o:linux:linux_kernel:6.2.0:rc5:*:*:*:*:*:*
*cpe:2.3:o:linux:linux_kernel:6.2.0:rc6:*:*:*:*:*:*
Added
CPE Configuration
OR
*cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
*cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*
Changed
Reference Type
https://access.redhat.com/security/cve/CVE-2023-3567 No Types Assigned
https://access.redhat.com/security/cve/CVE-2023-3567 Third Party Advisory
Changed
Reference Type
https://bugzilla.redhat.com/show_bug.cgi?id=2221463 No Types Assigned
https://bugzilla.redhat.com/show_bug.cgi?id=2221463 Issue Tracking, Third Party Advisory
Changed
Reference Type
https://www.spinics.net/lists/stable-commits/msg285184.html No Types Assigned
) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.
