Selfhosted@lemmy.worldEnglish · 7 days ago

Copy Fail – CVE-2026-31431

copy.fail

Copy Fail – CVE-2026-31431

copy.fail

cyrano@piefed.social to

Selfhosted@lemmy.worldEnglish · 7 days ago

Copy Fail — 732 Bytes to Root

copy.fail

CVE-2026-31431. 100% Reliable Linux LPE — no race, no per-distro offsets, page-cache write that bypasses on-disk file-integrity tools and crosses containers. Found by Xint Code.

cross-posted from: https://lemmy.bestiver.se/post/1076650

Comments

Chat

corsicanguppy@lemmy.ca
link
fedilink
English
arrow-up
4
arrow-down
1·
7 days ago
Do the sysctl fix and you’re fine to wait for a patch.

You are not logged in. However you can subscribe from another Fediverse account, for example Lemmy or Mastodon. To do this, paste the following into the search field of your instance: [email protected]

A place to share alternatives to popular online services that can be self-hosted without giving up privacy or locking you into a service you don’t control.

Rules:

Be civil: we’re here to support and learn from one another. Insults won’t be tolerated. Flame wars are frowned upon.
No spam posting.
Posts have to be centered around self-hosting. There are other communities for discussing hardware or home computing. If it’s not obvious why your post topic revolves around selfhosting, please include details to make it clear.
Don’t duplicate the full text of your blog or github here. Just post the link for folks to click.
Submission headline should match the article title (don’t cherry-pick information from the title to fit your agenda).
No trolling.
No low-effort posts. This is subjective and will largely be determined by the community member reports.

Resources:

selfh.st Newsletter and index of selfhosted software and apps
awesome-selfhosted software
awesome-sysadmin resources
Self-Hosted Podcast from Jupiter Broadcasting

Any issues on the community? Report it using the report flag.

Questions? DM the mods!

Visibility: Public

This community can be federated to other instances and be posted/commented in by their users.

392 users / day
2.21K users / week
5.4K users / month
15.9K users / 6 months
1 local subscriber
57K subscribers
2.41K Posts
50.6K Comments
Modlog