ID: CVE-2023-3161

Last Modified: June 22, 2023

A flaw was found in the Framebuffer Console (fbcon) in the Linux Kernel. When providing font->width and font->height greater than 32 to fbcon_set_font, since there are no checks in place, a shift-out-of-bounds occurs leading to undefined behavior and possible denial of service.

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EPSS History

Current EPSS Score: 0.00043

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Exploits

Found exploits:

Attack Vector: Local

Attack Complexity: Low

Privileges Required: Low

User Interaction: None

Scope: Unchanged

Confidentiality: None

Integrity: None

Availability: High

Base Score: 5.5

Exploitability Score: 1.8

Impact Score: 3.6

CVSS V3: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

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CWE-682

Condition Configuration
OR
OR
Alle Schwachstellen für linux
Alle Schwachstellen für linux
Alle Schwachstellen für linux
Alle Schwachstellen für linux
Alle Schwachstellen für linux
Alle Schwachstellen für linux
Alle Schwachstellen für linux
Condition Configuration
OR
OR
Alle Schwachstellen für fedoraproject
Condition Configuration
OR
OR
Alle Schwachstellen für redhat
Alle Schwachstellen für redhat
Date: June 22, 2023

CWE-ID: Not defined
Base Score V3: Not defined
Exploitability Score V3: Not defined
Impact Score V3: Not defined
Cvss Vector V3: Not defined
Configuration:
added:
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.2:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.2:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.2:rc3:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.2:rc4:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.2:rc5:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.2:rc6:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*



                    <?xml version="1.0" ?>
<set operator="and">
    <set operator="or">
        <set operator="or">
            <prop key="operating_system" value="cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*"/>
            <prop key="operating_system" value="cpe:2.3:o:linux:linux_kernel:6.2:rc1:*:*:*:*:*:*"/>
            <prop key="operating_system" value="cpe:2.3:o:linux:linux_kernel:6.2:rc2:*:*:*:*:*:*"/>
            <prop key="operating_system" value="cpe:2.3:o:linux:linux_kernel:6.2:rc3:*:*:*:*:*:*"/>
            <prop key="operating_system" value="cpe:2.3:o:linux:linux_kernel:6.2:rc4:*:*:*:*:*:*"/>
            <prop key="operating_system" value="cpe:2.3:o:linux:linux_kernel:6.2:rc5:*:*:*:*:*:*"/>
            <prop key="operating_system" value="cpe:2.3:o:linux:linux_kernel:6.2:rc6:*:*:*:*:*:*"/>
        </set>
        <set operator="or">
            <prop key="operating_system" value="cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*"/>
        </set>
        <set operator="or">
            <prop key="operating_system" value="cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*"/>
            <prop key="operating_system" value="cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*"/>
        </set>
    </set>
</set>

                  
                      <?xml version="1.0" ?>
<set operator="and">
    <set operator="or">
        <set operator="or">
            <prop key="operating_system" value="cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*"/>
            <prop key="operating_system" value="cpe:2.3:o:linux:linux_kernel:6.2:rc1:*:*:*:*:*:*"/>
            <prop key="operating_system" value="cpe:2.3:o:linux:linux_kernel:6.2:rc2:*:*:*:*:*:*"/>
            <prop key="operating_system" value="cpe:2.3:o:linux:linux_kernel:6.2:rc3:*:*:*:*:*:*"/>
            <prop key="operating_system" value="cpe:2.3:o:linux:linux_kernel:6.2:rc4:*:*:*:*:*:*"/>
            <prop key="operating_system" value="cpe:2.3:o:linux:linux_kernel:6.2:rc5:*:*:*:*:*:*"/>
            <prop key="operating_system" value="cpe:2.3:o:linux:linux_kernel:6.2:rc6:*:*:*:*:*:*"/>
        </set>
        <set operator="or">
            <prop key="operating_system" value="cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*"/>
        </set>
        <set operator="or">
            <prop key="operating_system" value="cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*"/>
            <prop key="operating_system" value="cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*"/>
        </set>
    </set>
    <prop key="program_influence" value="input"/>
</set>