CVE-2024-56738
EUVD-2024-5338129.12.2024, 07:15
GNU GRUB (aka GRUB2) through 2.12 does not use a constant-time algorithm for grub_crypto_memcmp and thus allows side-channel attacks.Enginsight
Affected Products (NVD)
| Vendor | Product | Version |
|---|---|---|
| gnu | grub2 | 𝑥 ≤ 2.12 |
𝑥
= Vulnerable software versions
Debian Releases
Ubuntu Releases
Ubuntu Product | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| grub2 |
| ||||||||||||||||||
| grub2-unsigned |
| ||||||||||||||||||
| grub2-signed |
|
openSUSE / SLES Releases
openSUSE Product | |||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| grub2 |
| ||||||||||||||||
| grub2-arm64-efi |
| ||||||||||||||||
| grub2-i386-pc |
| ||||||||||||||||
| grub2-powerpc-ieee1275 |
| ||||||||||||||||
| grub2-s390x-emu |
| ||||||||||||||||
| grub2-snapper-plugin |
| ||||||||||||||||
| grub2-systemd-sleep-plugin |
| ||||||||||||||||
| grub2-x86_64-efi |
| ||||||||||||||||
| grub2-x86_64-xen |
|
Common Weakness Enumeration
- CWE-208 - Observable Timing DiscrepancyTwo separate operations in a product require different amounts of time to complete, in a way that is observable to an actor and reveals security-relevant information about the state of the product, such as whether a particular operation was successful or not.
- CWE-203 - Observable DiscrepancyThe product behaves differently or sends different responses under different circumstances in a way that is observable to an unauthorized actor, which exposes security-relevant information about the state of the product, such as whether a particular operation was successful or not.
References