Buffer Overflow in Linux Kernel ACPICA

Executive Summary

This vulnerability in the Linux kernel involves insufficient validation of OEM ID and Table ID in the acpi_ex_load_table_op() function. This could allow an attacker to trigger a buffer overflow by providing specially crafted input.

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Detection Guidance

This vulnerability affects the Linux kernel's ACPICA component, specifically in the acpi_ex_load_table_op() function. Detection requires checking the kernel version and ACPICA code for the vulnerable function. Use commands like 'uname -r' to check the kernel version and inspect ACPICA source code for the function acpi_ex_load_table_op().

No specific commands are provided in the context to directly detect this vulnerability. Manual code review or kernel update checks are recommended.

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Impact Analysis

If exploited, this vulnerability could lead to arbitrary code execution, system crashes, or privilege escalation on affected Linux systems. Attackers might gain control over the system or cause denial-of-service conditions.

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Compliance Impact

The provided CVE data does not specify any direct impact on compliance with standards like GDPR or HIPAA. The vulnerability involves a buffer overflow in ACPICA's OEM ID and Table ID validation, which could potentially lead to system instability or privilege escalation but lacks details on data exposure or privacy implications.

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Mitigation Strategies

Apply the latest Linux kernel update that resolves this vulnerability. Monitor vendor advisories for patches. If immediate patching is not possible, consider disabling ACPI table loading if not required, but this may impact system functionality.

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