CVE-2022-30772
Reported by mitre · Published November 15, 2022
Manipulation of the input address in PnpSmm function 0x52 could be used by malware to overwrite SMRAM or OS kernel memory. Function 0x52 of the PnpSmm driver is passed the address and size of data to write into the SMBIOS table, but manipulation of the address could be used by malware to overwrite SMRAM or OS kernel memory. This issue was discovered by Insyde engineering during a security review. This issue is fixed in: Kernel 5.0: 05.09.41 Kernel 5.1: 05.17.43 Kernel 5.2: 05.27.30 Kernel 5.3: 05.36.30 Kernel 5.4: 05.44.30 Kernel 5.5: 05.52.30 https://www.insyde.com/security-pledge/SA-2022065
Fixed versions
Upgrade to a fixed version or later. Language registries are listed first, then Linux distributions, then vendor products.
| Package | Ecosystem | Fixed in |
|---|---|---|
| Windows Server 2008 Service Pack 2 | Microsoft | 6.0.6003.23418 |
| Windows Server 2022 | Microsoft | 10.0.20348.3932 |
Risk scores
Affected products
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
| n/a | n/a | * |
Timeline
- Nov 15, 2022 CVE Published
- Nov 16, 2022 EPSS Score (30 in total, the first dated here)
- May 9, 2023 PoC Published (18 in total, the first dated here)
- Apr 30, 2025 CVE Updated
- Apr 25, 2026 Security Advisory (2 in total, the first dated here)
- Jun 25, 2026 Coalition ESS Score
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The same record, from the CLI:
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