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CVE-2023-3567

Date: July 24, 2023

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.

Language: C

Severity Score

7.1

Related Resources (16)

Url: https://nvd.nist.gov/vuln/detail/CVE-2023-3567

Url: https://access.redhat.com/errata/RHSA-2024:2394

Url: http://packetstormsecurity.com/files/175072/Kernel-Live-Patch-Security-Notice-LSN-0098-1.html

Url: https://access.redhat.com/errata/RHSA-2024:0448

Url: https://bugzilla.redhat.com/show_bug.cgi?id=2221463

Url: https://access.redhat.com/errata/RHSA-2024:0439

Url: https://access.redhat.com/security/cve/CVE-2023-3567

Url: https://access.redhat.com/errata/RHSA-2024:0431

Url: https://access.redhat.com/errata/RHSA-2024:3138

Url: https://access.redhat.com/errata/RHSA-2024:0432

Url: https://access.redhat.com/errata/RHSA-2024:0575

Url: https://access.redhat.com/errata/RHSA-2024:2950

Url: https://www.spinics.net/lists/stable-commits/msg285184.html

Url: http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html

Url: https://access.redhat.com/errata/RHSA-2024:0412

Url: https://www.mend.io/vulnerability-database/CVE-2023-3567

Severity Score

7.1

Weakness Type (CWE)

Use After Free

CWE-416

CVSS v3.1

Base Score:	7.1
Attack Vector (AV):	LOCAL
Attack Complexity (AC):	LOW
Privileges Required (PR):	LOW
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	NONE
Availability (A):	HIGH

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CVE-2023-3567

Date: July 24, 2023

Language: C

Severity Score

Related Resources (16)

Severity Score

Weakness Type (CWE)

CVSS v3.1

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