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Vulnerabilities

Vulnerability · CVE-2024-45778

A stack overflow flaw was found when reading a BFS file system.

Published Mar 3, 2025 · catalog updated Oct 21, 2026 · A stack overflow flaw

Last checked Oct 24, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2024-45778. EPSS is 0.29%. Act only if a listed version of A stack overflow flaw is installed.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (A stack overflow flaw).
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
Medium5.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.29%
Remediation
Version ranges on file
Affected products
cpe gnu/grub2 · cpe redhat/enterprise linux · cpe redhat/openshift container platform

A stack overflow flaw was found when reading a BFS file system. A crafted BFS filesystem may lead to an uncontrolled loop, causing grub2 to crash.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • cpe gnu/grub2<= 2.12
  • cpe redhat/enterprise linux7.0
  • cpe redhat/enterprise linux8.0
  • cpe redhat/enterprise linux9.0
  • cpe redhat/openshift container platform4.0

How to fix CVE-2024-45778

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2024-45778. EPSS is 0.29%. Act only if a listed version of A stack overflow flaw is installed.

Which versions are affected?

Compare what you have installed with redhat/enterprise linux 7.0; redhat/enterprise linux 8.0; redhat/enterprise linux 9.0; redhat/openshift container platform 4.0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-190: Integer Overflow. EPSS 0.29%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Mar 3, 2025 · NIST NVD

    Detected

    A stack overflow flaw was found when reading a BFS file system. A crafted BFS filesystem may lead to an uncontrolled loop, causing grub2 to crash.

  2. Oct 21, 2026 · NIST NVD

    Updated

    A stack overflow flaw was found when reading a BFS file system. A crafted BFS filesystem may lead to an uncontrolled loop, causing grub2 to crash.

Sources

  • CVE.orgVulnerability recordCVE-2024-45778

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2024-45778

    30-day exploitation probability 0.29%

    first.org
  • NIST NVDVulnerability recordCVE-2024-45778

    A stack overflow flaw was found when reading a BFS file system. A crafted BFS filesystem may lead to an uncontrolled loop, causing grub2 to crash.

    nvd.nist.gov

References

Freshness

Last verified in this catalog Oct 24, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSOct 24, 2026
  • CVE.orgOct 21, 2026
  • NIST NVDOct 21, 2026