kernel: fix Nitro Enclaves use-after-free on SLOT_ALLOC failure (6.1, 6.12, 6.18) - #550
Merged
Merged
Conversation
Signed-off-by: Maher Homsi <maherhom@amazon.com>
Signed-off-by: Maher Homsi <maherhom@amazon.com>
Signed-off-by: Maher Homsi <maherhom@amazon.com>
vigh-m
approved these changes
Sep 10, 2026
piyush-jena
approved these changes
Sep 10, 2026
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
3 participants
Add this suggestion to a batch that can be applied as a single commit.This suggestion is invalid because no changes were made to the code.Suggestions cannot be applied while the pull request is closed.Suggestions cannot be applied while viewing a subset of changes.Only one suggestion per line can be applied in a batch.Add this suggestion to a batch that can be applied as a single commit.Applying suggestions on deleted lines is not supported.You must change the existing code in this line in order to create a valid suggestion.Outdated suggestions cannot be applied.This suggestion has been applied or marked resolved.Suggestions cannot be applied from pending reviews.Suggestions cannot be applied on multi-line comments.Suggestions cannot be applied while the pull request is queued to merge.Suggestion cannot be applied right now. Please check back later.
Description of changes:
Backports the upstream fix for a use-after-free in the Nitro Enclaves guest driver's enclave-creation error path, applied to all three kernels (6.1, 6.12, 6.18) as one patch per package.
Upstream: https://lore.kernel.org/stable/20260909124400.27857-1-graf@amazon.com/T/#u.
Testing done:
Built a kernel-kit AMI and booted it (aws-k8s-1.36, x86_64):
Terms of contribution:
By submitting this pull request, I agree that this contribution is dual-licensed under the terms of both the Apache License, version 2.0, and the MIT license.