CVE-2026-80750
Use-after-free in Linux kernel Mediatek pmdomain device-tree error path.
Is CVE-2026-80750 being exploited?
Not confirmed. CVE-2026-80750 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.18% probability of exploitation in the next 30 days.
How severe is CVE-2026-80750?
CVE-2026-80750 is rated High with a CVSS score of 8.4. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-80750?
Yes. A fix has been recorded for CVE-2026-80750. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-80750 affect?
CVE-2026-80750 affects Linux kernel (Mediatek pmdomain), Mediatek-based SoC devices (infracfg, SMI). Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-80750?
Apply upstream/vendor kernel patch and reboot affected systems.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Use-after-free in kernel device-tree handling can cause kernel panic (DoS) and may enable local privilege escalation or code execution.
Patch when possible
- affected>= c29345fa5f66bea0790cf2219f57b974d4fc177b and < 970b9c83a07c405fdd32bcce7cc4c9e670e58875
- affected>= c29345fa5f66bea0790cf2219f57b974d4fc177b and < 10bf2d7261d7f724ed43a09eea4c90c19c0230a0
- affected>= c29345fa5f66bea0790cf2219f57b974d4fc177b and < 3e013bc8b941bd52c8e3a99798d0ae8792cb71ca
- affected6.18
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.