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CVE-2023-3567 Kernel: use after free in vcs_read in drivers/tty/vt/vc_screen.c due to race

🗓️ 24 Jul 2023 15:19:19Reported by redhatType 
cvelist
 cvelist🔗 www.cve.org👁 21 Views

Use-after-free flaw in vcs_read in Linux Kernel drivers/tty/vt/vc_screen.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
IBM Security Bulletins		Security Bulletin: Multiple Linux Kernel vulnerabilities may affect IBM Storage Scale System
4 Apr 202411:02
–ibm
IBM Security Bulletins		Security Bulletin: IBM Technical Suppport Appliance - possible security flaws or denial of service
26 Mar 202503:45
–ibm
Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2023-132)
21 Mar 202300:00
–nessus
Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2023-228)
28 Jun 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel (ALAS-2023-2359)
4 Dec 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel (ALAS-2025-2834)
1 May 202500:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2023-028 (ALASKERNEL-5.10-2023-028)
22 Mar 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2023-034 (ALASKERNEL-5.10-2023-034)
29 Jun 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel (ALASKERNEL-5.15-2023-014)
22 Mar 202300:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2023-021 (ALASKERNEL-5.15-2023-021)
29 Jun 202300:00
–nessus
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06 Nov 2025 19:46Current
7High risk
Vulners AI Score7
CVSS 3.17.1
EPSS0.00446
CWE-416
kernelvcs_readdrivers/tty/vt/vc_screen.cuse-after-freesystem crashlocal user accessinternal kernel information
21