Out-of-Bounds Write Vulnerability in Grub2 Affects Red Hat Products

CVE-2024-45774

Summary

A vulnerability exists in the Grub2 bootloader, where a specially crafted JPEG file can exploit the JPEG parser, leading to improper boundary checks on internal buffers. This flaw can allow for out-of-bounds write actions, potentially enabling an attacker to overwrite sensitive data. While the direct impact on secure boot protections requires further analysis, the risk of unauthorized access to critical information poses a significant concern for users relying on Grub2 in their systems.

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