I tried the vulnerability on my Debian unstable system and...it didn't work? Might be that the kernel version I have already got the patch (even if it wasn't labeled as such).
Anyway, I think they released an update:
https://ostechnix.com/debian-13-trixie-copy-fail-cve-2026-31431-vulnerability-fix/
ಚಿರಾಗ್ 🌹✊🏾Ⓥ🌱🇵🇸 (he/him)
npub1cy…h27v6
2026-05-01 14:54:17 UTC
in reply to nevent1q…dgen
Author Public Key
npub1cyjgyn06808g2kru6f8plqezgj00fp45dc6hglgmewc7lqykvj2smh27v6Seen on
wss://relay.momostr.pinkPublished at
2026-05-01 14:54:17 UTCEvent JSON
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"id": "e6945d5783368a7a0f9cb08b48be5f5b9c2d3838d3741c5387a502cb935b073d",
"pubkey": "c124824dfa3bce85587cd24e1f8322449ef486b46e35747d1bcbb1ef80966495",
"created_at": 1777647257,
"kind": 1,
"tags": [
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"proxy",
"https://mastodon.online/@chiraag/116499890685615239",
"web"
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"content": "I tried the vulnerability on my Debian unstable system and...it didn't work? Might be that the kernel version I have already got the patch (even if it wasn't labeled as such).\n\nAnyway, I think they released an update:\nhttps://ostechnix.com/debian-13-trixie-copy-fail-cve-2026-31431-vulnerability-fix/",
"sig": "7059b5b22c758e8b67a82c1b89792a5fd3d7657faf6a6a9593f1a0bbf630c1b982ab947d3546162e9201b381abe7b4c58e3a269113d4e4aadb126d1f75278dc4"
}