CVE-2024-52879
Last modified
CVE-2024-52879 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. 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, SmmUpdateVariablePropertySmi () is a SMM callback function and it uses StrCmp () to compare variable names. EPSS estimates a 0.40% chance of exploitation in the next 30 days.
Description
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, SmmUpdateVariablePropertySmi () is a SMM callback function and it uses StrCmp () to compare variable names. This action may cause a buffer over-read.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Insyde | Insydeh2o | >= 5.2, < 5.2.05.29.50 |
| Insyde | Insydeh2o | >= 5.3, < 5.3.05.38.50 |
| Insyde | Insydeh2o | >= 5.4, < 5.4.05.46.50 |
| Insyde | Insydeh2o | >= 5.5, < 5.5.05.54.50 |
| Insyde | Insydeh2o | >= 5.6, < 5.6.05.61.50 |
| Insyde | Insydeh2o | >= 5.7, < 5.7.05.70.50 |
References
- https://www.insyde.com/security-pledgeVendor Advisory
- https://www.insyde.com/security-pledge/sa-2024016/Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
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