CVE-2024-2312
Last modified
CVE-2024-2312 is a medium-severity vulnerability rated 6.7/10 on the CVSS scale. GRUB2 does not call the module fini functions on exit, leading to Debian/Ubuntu's peimage GRUB2 module leaving UEFI system table hooks after exit. This lead to a use-after-free condition, and could possibly lead to secure boot bypass.. EPSS estimates a 0.38% chance of exploitation in the next 30 days.
Description
GRUB2 does not call the module fini functions on exit, leading to Debian/Ubuntu's peimage GRUB2 module leaving UEFI system table hooks after exit. This lead to a use-after-free condition, and could possibly lead to secure boot bypass.
Metrics
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Gnu | Grub2 | < 2.12-1ubuntu5 |
| Netapp | Bootstrap Os | All versions |
References
- https://bugs.launchpad.net/ubuntu/+source/grub2-unsigned/+bug/2054127Exploit, Issue Tracking, Patch
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-2312Third Party Advisory
- https://security.netapp.com/advisory/ntap-20240426-0003/Third Party Advisory
- https://bugs.launchpad.net/ubuntu/+source/grub2-unsigned/+bug/2054127Exploit, Issue Tracking, Patch
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-2312Third Party Advisory
- https://security.netapp.com/advisory/ntap-20240426-0003/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Analyzed
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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