LibreTechni.ca
  • Communities
  • Create Post
  • Create Community
  • heart
    Support Lemmy
  • search
    Search
  • Login
  • Sign Up
not_IO@lemmy.blahaj.zone to Linux@programming.devEnglish ·
edit-2
8 hours ago

The same 732-byte Python script roots every Linux distribution shipped since 2017

copy.fail

external-link
message-square
17
fedilink
  • cross-posted to:
  • linux@sh.itjust.works
  • selfhosted@lemmy.world
  • linux@lemmy.ml
  • technology@lemmy.world
  • linux@lemmy.ml
  • cybersecurity@infosec.pub
96
external-link

The same 732-byte Python script roots every Linux distribution shipped since 2017

copy.fail

not_IO@lemmy.blahaj.zone to Linux@programming.devEnglish ·
edit-2
8 hours ago
message-square
17
fedilink
  • cross-posted to:
  • linux@sh.itjust.works
  • selfhosted@lemmy.world
  • linux@lemmy.ml
  • technology@lemmy.world
  • linux@lemmy.ml
  • cybersecurity@infosec.pub
Copy Fail — 732 Bytes to Root
copy.fail
external-link
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.

woaw

also a good blog post about it https://xint.io/blog/copy-fail-linux-distributions

  • Mistress Remilia@lemmy.cyberia9.org
    link
    fedilink
    arrow-up
    2
    ·
    7 hours ago

    I just get a “permission denied” on Slackware 15.0 and -current. That was after fixing the path to su in the script (it’s /bin/su on Slackware)

Linux@programming.dev

linux@programming.dev

Subscribe from Remote Instance

Create a post
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: !linux@programming.dev

A community for everything relating to the GNU/Linux operating system (except the memes!)

Also, check out:

  • !linux_memes@programming.dev
  • !linuxphones@lemmy.ca
  • our Matrix group chat
  • !reactos@programming.dev

Original icon base courtesy of lewing@isc.tamu.edu and The GIMP

Visibility: Public
globe

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

  • 751 users / day
  • 2.06K users / week
  • 4.08K users / month
  • 9.77K users / 6 months
  • 1 local subscriber
  • 13.5K subscribers
  • 1.61K Posts
  • 12.1K Comments
  • Modlog
  • mods:
  • Ategon@programming.dev
  • adr1an@programming.dev
  • dwraf_of_ignorance@programming.dev
  • BE: 0.19.5
  • Modlog
  • Instances
  • Docs
  • Code
  • join-lemmy.org