ShadowTrackr

Search the CVE vulnerability database

Look up vulnerabilities by software, product or CVE number.

1 result for “CVE-2020-27339”

CVEPublishedCVSSShadowTrackr CVSSSummary
CVE:
CVE-2020-27339
Published
2021-06-16
CVSS:
6.7
ShadowTrackr CVSS:
4.0
Summary:
In the kernel in Insyde InsydeH2O 5.x, certain SMM drivers did not correctly validate the CommBuffer and CommBufferSize parameters, allowing callers to corrupt either the firmware or the OS memory. The fixed versions for this issue in the AhciBusDxe, IdeBusDxe, NvmExpressDxe, SdHostDriverDxe, and SdMmcDeviceDxe drivers are 05.16.25, 05.26.25, 05.35.25, 05.43.25, and 05.51.25 (for Kernel 5.1 through 5.5).