Vulnerability Details : CVE-2022-33984
DMA transactions which are targeted at input buffers used for the SdMmcDevice software SMI handler could cause SMRAM corruption through a TOCTOU attack. DMA transactions which are targeted at input buffers used for the software SMI handler used by the SdMmcDevice driver could cause SMRAM corruption through a TOCTOU attack. This issue was discovered by Insyde engineering based on the general description provided by Intel's iSTARE group. This was fixed in kernel 5.2: 05.27.25, kernel 5.3: 05.36.25, kernel 5.4: 05.44.25, kernel 5.5: 05.52.25 https://www.insyde.com/security-pledge/SA-2022054
Products affected by CVE-2022-33984
- cpe:2.3:a:insyde:kernel:*:*:*:*:*:*:*:*
- cpe:2.3:a:insyde:kernel:*:*:*:*:*:*:*:*
- cpe:2.3:a:insyde:kernel:*:*:*:*:*:*:*:*
- cpe:2.3:a:insyde:kernel:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2022-33984
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 12 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2022-33984
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.0
|
HIGH | CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.0
|
5.9
|
NIST |
CWE ids for CVE-2022-33984
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The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state.Assigned by: nvd@nist.gov (Primary)
References for CVE-2022-33984
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https://cert-portal.siemens.com/productcert/pdf/ssa-450613.pdf
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https://www.insyde.com/security-pledge
Insyde's Security Pledge | Insyde SoftwareVendor Advisory
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https://www.insyde.com/security-pledge/SA-2022054
Insyde Security Advisory 2022054 | Insyde SoftwareVendor Advisory
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