How severe is CVE-2024-45783?

CVE-2024-45783 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-45783 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2024-45783?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2024-45783 have an EU (EUVD) identifier?

Yes. CVE-2024-45783 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-4783.

When was CVE-2024-45783 published?

CVE-2024-45783 was published on 2025-02-18 and last updated on 2026-06-29.

CVE-2024-45783

CVE-2024-45783 is a medium-severity vulnerability with a CVSS 3.x base score of 4.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-911.

Key facts

Severity: Medium (CVSS 3.x base score 4.4)
EPSS exploit prediction: 0% (11th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-4783
Weakness: CWE-911
Published: 2025-02-18
Last modified: 2026-06-29

Description

A flaw was found in grub2. When failing to mount an HFS+ grub, the hfsplus filesystem driver doesn't properly set an ERRNO value. This issue may lead to a NULL pointer access.

Frequently asked questions

What is CVE-2024-45783?: A flaw was found in grub2. When failing to mount an HFS+ grub, the hfsplus filesystem driver doesn't properly set an ERRNO value. This issue may lead to a NULL pointer access.
How severe is CVE-2024-45783?: CVE-2024-45783 has a CVSS 3.x base score of 4.4, rated medium severity. It is exploitable over local access with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-45783 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (11th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2024-45783?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2024-45783 have an EU (EUVD) identifier?: Yes. CVE-2024-45783 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-4783.
When was CVE-2024-45783 published?: CVE-2024-45783 was published on 2025-02-18 and last updated on 2026-06-29.

References

Other CWE-911 vulnerabilities

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CVE-2026-52943 — High (CVSS 7.8): In the Linux kernel, the following vulnerability has been resolved: net: skbuff: fix missing zerocopy reference in…
CVE-2024-46972 — High (CVSS 7.8): Software installed and run as a non-privileged user may conduct improper GPU system calls to trigger use-after-free…
CVE-2023-5633 — High (CVSS 7.8): The reference count changes made as part of the CVE-2023-33951 and CVE-2023-33952 fixes exposed a use-after-free flaw…
CVE-2022-29581 — High (CVSS 7.8): Improper Update of Reference Count vulnerability in net/sched of Linux Kernel allows local attacker to cause privilege…

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