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DirtyDecrypt-Go — RxRPC rxgk Page-Cache Overwrite LPE (Go Port) — CVE-2026-31635
This is a Go re-implementation ("port") of the original C dirtydecrypt PoC, now tracked as its own CVE (CVE-2026-31635). The bug is a missing skbcowdata() call in rxgkdecryptskb(): the krb5enc AEAD used by RxRPC's rxgk security class decrypts skb payload data…
DirtyDecrypt / DirtyCBC — rxgk Page-Cache Write (Dirty Pipe Variant)
DirtyDecrypt (also called DirtyCBC) is a variant of the CopyFail / DirtyFrag / Fragnesia bug class. rxgkdecryptskb() in net/rxrpc/rxgkcommon.h calls skbtosgvec() followed by cryptokrb5decrypt() without first calling skbcowdata(). The krb5enc AEAD template…
Copy Fail Linux Kernel Local Privilege Escalation (CVE-2026-31431)
Copy Fail (CVE-2026-31431) is a Linux kernel local privilege-escalation vulnerability published by Theori (Xint Code). The provided PoC abuses AFALG AEAD socket operations with crafted parameters and splice() writes to patch privileged executable bytes and…