CVE-2021-3697
Assigner: redhat
Published: 2022-07-06T15:06:47
State: PUBLISHED
affected: product: grub2
vendor: n/a
versions: status: affected
version: grub-2.06
descriptions: value: A crafted JPEG image may lead the JPEG reader to underflow its data pointer, allowing user-controlled data to be written in heap. To a successful to be performed the attacker needs to perform some triage over the heap layout and craft an image with a malicious format and payload. This vulnerability can lead to data corruption and eventual code execution or secure boot circumvention. This flaw affects grub2 versions prior grub-2.12.
problemTypes: descriptions: cweId: CWE-787
description: CWE-787
type: CWE