Another Universal Linux Local Privilege Escalation (LPE) Vulnerability: Dirty Frag, (Fri, May 8th)
2026-05-09T07:23:46Z•1ba972e6dfce1fb0b501da06f4817245c90f564dd836f5ae02a50799d264fae3
copy-faildirty-fraghyunwoo-kimkernellinuxlocal-privilege-escalationlpemitigationpatchingv4belvulnerability-disclosure
What happened
A new universal Linux local privilege escalation (LPE) vulnerability dubbed “Dirty Frag” was disclosed on May 8, 2026 by researcher Hyunwoo Kim (v4bel). The diary notes Dirty Frag was revealed less than two weeks after the Copy Fail vulnerability (CVE-2026-31431), discusses how the two issues relate, and outlines mitigations and recommended next steps for system owners (patching/mitigation guidance).
Why it matters
A reviewed impact interpretation has not been published for this record.
Evidence and limitations
- Source ID
- sans_isc_diary
- Record identifier
- 1ba972e6dfce1fb0b501da06f4817245c90f564dd836f5ae02a50799d264fae3
- Enrichment time
- 2026-05-09T07:23:46Z
- AI-assisted enrichment
- Yes
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