CVE-2024-45774

Grub2: reader/jpeg: heap oob write during jpeg parsing

MEDIUM
6.7
CVSS Score
Published: February 18, 2025 at 06:25 PM UTC
Updated: October 21, 2026 at 09:17 PM UTC
2 products affected across 1 vendorEnterprise LinuxOpenShift Container Platform

Using N/A by N/A?

Get instant alerts when new vulnerabilities affect N/A - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Severity
MEDIUM6.7
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

Description

A flaw was found in grub2. A specially crafted JPEG file can cause the JPEG parser of grub2 to incorrectly check the bounds of its internal buffers, resulting in an out-of-bounds write. The possibility of overwriting sensitive information to bypass secure boot protections is not discarded.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions8
Vendor states this is fixed in 10 (unaffected)
Vendor states this is fixed in 1:2.06-104.el9_6 (unaffected)
Vendor states this is fixed in 7 (unknown)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.7MEDIUMredhat
Attack Vector
LOCAL
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-787

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Free plan, no card