CVE-2026-53109
CSIRTS triage
- What
- A medium severity issue related to bad page state exists in the pte_frag_destroy function of powerpc/pgtable-frag.
- Who is affected
- Deployments using the powerpc/pgtable-frag are affected.
- Urgency
- Remediation is advisable due to the medium severity of the vulnerability.
- Action
- Apply the latest patches to address this issue.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.16% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 6% of all EPSS-scored CVEs.
Advisory coverage (1)
- mediumCVE-2026-53109: powerpc/pgtable-frag: Fix bad page state in pte_frag_destroymsrc · 2026-06-09
External references
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[](https://www.csirts.com/cve/CVE-2026-53109)