Another Universal Linux Local Privilege Escalation (LPE) Vulnerability: Dirty Frag, (Fri, May 8th)
2026-05-10T07:23:44Z•b1dda59f0b963786769755284a390a27ff64d3d767db01f589ad69445475248e
Copy FailDirty FragHyunwoo KimLPESANS ISCkernellinuxlocal-privilege-escalationmitigationpatchingvulnerability-disclosure
What happened
SANS ISC reports a newly disclosed universal Linux local privilege escalation (LPE) vulnerability called “Dirty Frag,” disclosed May 8, 2026 by Hyunwoo Kim (v4bel). It emerged shortly after the Copy Fail issue (CVE-2026-31431) and is described as a kernel-level LPE with similar systemic impact; the diary discusses Dirty Frag’s relationship to Copy Fail and outlines mitigation and recommended next steps for system owners (patching, configuration hardening, and monitoring).
Why it matters
A reviewed impact interpretation has not been published for this record.
Evidence and limitations
- Source ID
- sans_isc_diary
- Record identifier
- b1dda59f0b963786769755284a390a27ff64d3d767db01f589ad69445475248e
- Enrichment time
- 2026-05-10T07:23:44Z
- AI-assisted enrichment
- Yes
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