CVE-2024-2312

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
6.7 MEDIUM
LOCAL
LOW
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
canonicalCNA
6.7 MEDIUM
LOCAL
LOW
HIGH
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVEADP
---
---
CISA-ADPADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 5%
VendorProductVersion
gnugrub2
𝑥
< 2.12-1ubuntu5
gnugrub2
𝑥
< 2.12-1ubuntu5
netappbootstrap_os
-
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
grub2
bullseye (security)
2.06-3~deb11u6
fixed
bullseye
2.06-3~deb11u6
not-affected
bookworm
2.06-13+deb12u1
not-affected
buster
not-affected
bookworm (security)
2.06-13+deb12u1
fixed
trixie
2.12-9
fixed
forky
2.14~git20250718.0e36779-2
fixed
sid
2.14~git20250718.0e36779-2
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
grub2
oracular
not-affected
noble
not-affected
mantic
not-affected
jammy
not-affected
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
ignored
grub2-unsigned
oracular
Fixed 2.12-1ubuntu7
released
noble
Fixed 2.12-1ubuntu7
released
mantic
ignored
jammy
not-affected
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
ignored
grub2-signed
oracular
Fixed 1.202
released
noble
Fixed 1.202
released
mantic
ignored
jammy
not-affected
focal
not-affected
bionic
not-affected
xenial
not-affected
trusty
ignored
Common Weakness Enumeration
References
https://bugs.launchpad.net/ubuntu/+source/grub2-unsigned/+bug/2054127
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-2312
https://security.netapp.com/advisory/ntap-20240426-0003/
https://bugs.launchpad.net/ubuntu/+source/grub2-unsigned/+bug/2054127
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2024-2312
https://security.netapp.com/advisory/ntap-20240426-0003/