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CVE-2022-29278

HIGHCVSS 8.2/10EPSS 0.19%

Last modified

CVE-2022-29278 is a high-severity vulnerability rated 8.2/10 on the CVSS scale. Incorrect pointer checks within the NvmExpressDxe driver can allow tampering with SMRAM and OS memory Incorrect pointer checks within the NvmExpressDxe driver can allow tampering with SMRAM and OS memory. This issue was discovered by Insyde during security review. EPSS estimates a 0.19% chance of exploitation in the next 30 days.

Description

Incorrect pointer checks within the NvmExpressDxe driver can allow tampering with SMRAM and OS memory Incorrect pointer checks within the NvmExpressDxe driver can allow tampering with SMRAM and OS memory. This issue was discovered by Insyde during security review. Fixed in: Kernel 5.1: Version 05.17.23 Kernel 5.2: Version 05.27.23 Kernel 5.3: Version 05.36.23 Kernel 5.4: Version 05.44.23 Kernel 5.5: Version 05.52.23 https://www.insyde.com/security-pledge/SA-2022061

Metrics

CVSS 3.1
8.2/10

CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

EPSS Probability
0.19%

9.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
InsydeKernel>= 5.1, < 5.1.05.17.23
InsydeKernel>= 5.2, < 5.2.05.27.23
InsydeKernel>= 5.3, < 5.3.05.36.23
InsydeKernel>= 5.4, < 5.4.05.44.23
InsydeKernel>= 5.5, < 5.5.05.52.23

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2022-29278?
Incorrect pointer checks within the NvmExpressDxe driver can allow tampering with SMRAM and OS memory Incorrect pointer checks within the NvmExpressDxe driver can allow tampering with SMRAM and OS memory. This issue was discovered by Insyde during security review. Fixed in: Kernel 5.1: Version 05.17.23 Kernel 5.2: Version 05.27.23 Kernel 5.3: Version 05.36.23 Kernel 5.4: Version 05.44.23 Kernel 5.5: Version 05.52.23 https://www.insyde.com/security-pledge/SA-2022061
How severe is CVE-2022-29278?
CVE-2022-29278 has a CVSS score of 8.2/10 (HIGH severity). The EPSS model estimates a 0.19% probability of exploitation in the next 30 days.
How do I fix CVE-2022-29278?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-29278?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST