CVE-2021-3697 (GCVE-0-2021-3697)

Vulnerability from cvelistv5 – Published: 2022-07-06 15:06 – Updated: 2024-08-03 17:01
VLAI?
Summary
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.
Severity ?
No CVSS data available.
CWE
Assigner
References
Impacted products
Vendor Product Version
n/a grub2 Affected: grub-2.06
Show details on NVD website
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