Exploit / PoCmedium
New Fragnesia Flaw Hands Linux Local Users Root Access
Vulnerabilities mentioned
All| CVE | Vulnerability | CVSS | EPSS | Signals | Published |
|---|---|---|---|---|---|
| CVE-2026-31431 | Local Privilege Escalation (Copy Fail) in Linux Kernel algif_aead Interface | 7.8 | 98% | KEVPoC ×12 | KEV |
| CVE-2026-43284 | Linux kernel ESP-in-UDP decrypts in place over shared splice pages (CWE-123) | 8.8 | 94% | PoC | |
| CVE-2026-43500 | Out-of-bounds write in Linux kernel AF_RXRPC decryption enables root access | 7.8 | 93% | ||
| CVE-2026-46300 | Shared-frag marker loss in Linux kernel skb coalescing (LPE) | 7.8 | 16% | KEVPoC | KEV |
From the original article
2 min read at infosecurity-magazine.com
A new variant in the Dirty Frag family of Linux local privilege escalation flaws has surfaced, the third root-level Linux kernel bug disclosed in three weeks. According to new analysis from cloud security firm Wiz, the vulnerability, dubbed Fragnesia and tracked as CVE-2026-46300, was discovered by William Bowling of Zellic and the V12 team.
By Alessandro Mascellino · infosecurity-magazine.com
A short excerpt; the article and its images belong to the publisher. Summary, key facts and assessment above are AI-written from the article and can be wrong.