GSD-2022-1004551 efi/x86: use naked RET on mixed mode call wrapper
A potential security issue in the Linux Kernel EFI x86 mixed mode call wrapper requires a patch to ensure correct return behavior.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2022-1004551?
GSD-2022-1004551 is a vulnerability in Kernel, published on 31 Jul 2022.
Official description
efi/x86: use naked RET on mixed mode call wrapper
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.133 by commit 5779e2f0cc241d76ae309e2f6f52168204e93fdb, it was introduced in version v5.10.133 by commit c9eb5dcdc8f4a848b45b97725f5a2b8d324bb31a. For more details please see the references link.
Which versions are affected by GSD-2022-1004551?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1004551?
No fix has been published for GSD-2022-1004551 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1004551 being exploited?
There is no known exploitation of GSD-2022-1004551 in the wild and no public exploit code.