Vulnerability Intelligence Report
CVE-2021-42252
An issue was discovered in aspeed_lpc_ctrl_mmap in drivers/soc/aspeed/aspeed-lpc-ctrl.c in the Linux kernel before 5.14.6. Local attackers able to access the Aspeed LPC control interface could overwrite memory in the kernel and potentially execute privileges, aka CID-b49a0e69a7b1. This occurs because a certain comparison uses values that are not memory sizes.
No Active Exploit Signals
CVSS Base Score
7.8
HIGH
EPSS Probability:0.36%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—
Affected Products & Versions
| Vendor | Product | Affected Versions |
|---|---|---|
| linux | linux_kernel | all |
| netapp | h300s_firmware | all |
| netapp | h300s | all |
| netapp | h500s_firmware | all |
| netapp | h500s | all |
| netapp | h700s_firmware | all |
| netapp | h700s | all |
| netapp | h300e_firmware | all |
| netapp | h300e | all |
| netapp | h500e_firmware | all |
| netapp | h500e | all |
| netapp | h700e_firmware | all |
| netapp | h700e | all |
| netapp | h410s_firmware | all |
| netapp | h410s | all |
| netapp | h410c_firmware | all |
| netapp | h410c | all |
| netapp | solidfire_baseboard_management_controller_firmware | all |
| netapp | solidfire_baseboard_management_controller | all |
References & Technical Advisories
No reference links found.
Threat Intelligence Signals
EPSS Score
0.358%
GitHub Advisory
Identity & Timeline
| Status | PUBLISHED |
| Assigning Authority | MITRE Corporation · N/A · USA |
| Reserved | 2021-10-11T00:00:00 |
| Published | 2021-10-11T18:45:27 |
| Last Updated | 2024-08-04T03:30:37 |
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