What is CVE-2024-45782?

CVE-2024-45782 is a high-severity vulnerability in Gnu Grub2, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2025-03-03.

How severe is CVE-2024-45782?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Gnu Grub2

CVE-2024-45782

A flaw was found in the HFS filesystem. When reading an HFS volume's name at grub_fs_mount(), the HFS filesystem driver performs a strcpy() using the user-provided volume name as input without properly validating the volume name's length…

Vulnerability class: Buffer Overflow

EPSS: 0.002 (10.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Gnu Grub2
Red Hat Enterprise Linux 10
Red Hat Enterprise Linux 7
Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 9
Red Hat In-vehicle Operating System 1
Red Hat Openshift Container Platform 4
Redhat Enterprise_linux — versions 7.0, 8.0, 9.0
Redhat Openshift_container_platform — versions 4.0

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

secalert@redhat.com (x_refsource_REDHAT, vdb-entry, Broken Link)
secalert@redhat.com (x_refsource_REDHAT, issue-tracking, Issue Tracking)

Frequently asked questions

What is CVE-2024-45782?: CVE-2024-45782 is a high-severity vulnerability in Gnu Grub2, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2025-03-03.
How severe is CVE-2024-45782?: High severity. CVSS v3 base score is 7.8 out of 10.