Vulnerability Description
A flaw was found in grub2. The calculation of the translation buffer when reading a language .mo file in grub_gettext_getstr_from_position() may overflow, leading to a Out-of-bound write. This issue can be leveraged by an attacker to overwrite grub2's sensitive heap data, eventually leading to the circumvention of secure boot protections.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Gnu | Grub2 | <= 2.12 |
| Redhat | Openshift | 4.0 |
| Redhat | Enterprise Linux | 7.0 |
Related Weaknesses (CWE)
References
- https://access.redhat.com/errata/RHSA-2025:20532
- https://access.redhat.com/security/cve/CVE-2024-45777Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2346343Issue TrackingThird Party Advisory
FAQ
What is CVE-2024-45777?
CVE-2024-45777 is a vulnerability with a CVSS score of 6.7 (MEDIUM). A flaw was found in grub2. The calculation of the translation buffer when reading a language .mo file in grub_gettext_getstr_from_position() may overflow, leading to a Out-of-bound write. This issue c...
How severe is CVE-2024-45777?
CVE-2024-45777 has been rated MEDIUM with a CVSS base score of 6.7/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2024-45777?
Check the references section above for vendor advisories and patch information. Affected products include: Gnu Grub2, Redhat Openshift, Redhat Enterprise Linux.