Vulnerability Details CVE-2024-52878
An issue was discovered in Insyde InsydeH2O kernel 5.2 before version 05.29.50, kernel 5.3 before version 05.38.50, kernel 5.4 before version 05.46.50, kernel 5.5 before version 05.54.50, kernel 5.6 before version 05.61.50, and kernel 5.7 before version 05.70.50. In VariableRuntimeDxe driver, VariableServicesSetVariable () can be called by gRT_>SetVariable () or the SmmSetSensitiveVariable () or SmmInternalSetVariable () from SMM. In VariableServicesSetVariable (), it uses StrSize () to get variable name size, uses StrLen () to get variable name length and uses StrCmp () to compare strings. These actions may cause a buffer over-read.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.0
EPSS Ranking 11.8%
CVSS Severity
CVSS v3 Score 7.5
Products affected by CVE-2024-52878
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cpe:2.3:a:insyde:insydeh2o:5.2
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cpe:2.3:a:insyde:insydeh2o:5.2.05.27.29
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cpe:2.3:a:insyde:insydeh2o:5.2.05.28.22
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cpe:2.3:a:insyde:insydeh2o:5.2.05.28.33
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cpe:2.3:a:insyde:insydeh2o:5.2.05.28.47
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cpe:2.3:a:insyde:insydeh2o:5.3
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cpe:2.3:a:insyde:insydeh2o:5.3.05.36.29
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cpe:2.3:a:insyde:insydeh2o:5.3.05.37.17
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cpe:2.3:a:insyde:insydeh2o:5.3.05.37.22
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cpe:2.3:a:insyde:insydeh2o:5.3.05.37.33
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cpe:2.3:a:insyde:insydeh2o:5.3.05.37.47
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cpe:2.3:a:insyde:insydeh2o:5.4
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cpe:2.3:a:insyde:insydeh2o:5.4.05.44.13
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cpe:2.3:a:insyde:insydeh2o:5.4.05.45.17
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cpe:2.3:a:insyde:insydeh2o:5.4.05.45.22
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cpe:2.3:a:insyde:insydeh2o:5.4.05.45.33
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cpe:2.3:a:insyde:insydeh2o:5.4.05.45.47
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cpe:2.3:a:insyde:insydeh2o:5.5
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cpe:2.3:a:insyde:insydeh2o:5.5.05.52.13
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cpe:2.3:a:insyde:insydeh2o:5.5.05.53.17
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cpe:2.3:a:insyde:insydeh2o:5.5.05.53.22
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cpe:2.3:a:insyde:insydeh2o:5.5.05.53.33
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cpe:2.3:a:insyde:insydeh2o:5.5.05.53.47
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cpe:2.3:a:insyde:insydeh2o:5.6
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cpe:2.3:a:insyde:insydeh2o:5.6.05.60.17
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cpe:2.3:a:insyde:insydeh2o:5.6.05.60.22
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cpe:2.3:a:insyde:insydeh2o:5.6.05.60.33
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cpe:2.3:a:insyde:insydeh2o:5.6.05.60.47
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cpe:2.3:a:insyde:insydeh2o:5.7