Vulnerability Details CVE-2023-40546
A flaw was found in Shim when an error happened while creating a new ESL variable. If Shim fails to create the new variable, it tries to print an error message to the user; however, the number of parameters used by the logging function doesn't match the format string used by it, leading to a crash under certain circumstances.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 5.9%
CVSS Severity
CVSS v3 Score 6.2
Products affected by CVE-2023-40546
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cpe:2.3:a:redhat:shim:0.3
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cpe:2.3:a:redhat:shim:0.4
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cpe:2.3:a:redhat:shim:0.5
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cpe:2.3:a:redhat:shim:0.7
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cpe:2.3:a:redhat:shim:0.8
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cpe:2.3:a:redhat:shim:0.9
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cpe:2.3:a:redhat:shim:1.0.4
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cpe:2.3:a:redhat:shim:1.0.5
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cpe:2.3:a:redhat:shim:1.0.6
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cpe:2.3:a:redhat:shim:1.0.7
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cpe:2.3:a:redhat:shim:1.0.8
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cpe:2.3:a:redhat:shim:1.0.9
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cpe:2.3:a:redhat:shim:1.1.0
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cpe:2.3:a:redhat:shim:1.1.1
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cpe:2.3:a:redhat:shim:15.1
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cpe:2.3:a:redhat:shim:15.2
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cpe:2.3:a:redhat:shim:15.3
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cpe:2.3:a:redhat:shim:15.4
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cpe:2.3:a:redhat:shim:15.5
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cpe:2.3:a:redhat:shim:15.6
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cpe:2.3:a:redhat:shim:15.7
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cpe:2.3:o:fedoraproject:fedora:39
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cpe:2.3:o:redhat:enterprise_linux:8.0
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cpe:2.3:o:redhat:enterprise_linux:9.0