CVE-2026-45986
Description
A flaw was found in the Linux kernel's cryptographic module, specifically within the cc_mac_digest() function of the ccree component. This vulnerability is a memory leak that occurs when a specific mapping operation fails to release allocated memory. Over time, this unreleased memory could lead to a Denial of Service (DoS) due to resource exhaustion, impacting system stability and availability.
Understanding the Weakness (CWE)
Availability
Technical Impact: DoS: Resource Consumption (Other); DoS: Resource Consumption (Memory); DoS: Resource Consumption (CPU)
An attacker that can influence the allocation of resources that are not properly released could deplete the available resource pool and prevent all other processes from accessing the same type of resource. Frequently-affected resources include memory, CPU, disk space, power or battery, etc.
Frequently Asked Questions
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