CVE-2026-23377
CSIRTS triage
- What
- XDP RxQ fragment size incorrectly uses DMA write length instead of xdp.frame_sz, causing buffer management errors.
- Who is affected
- Systems using Intel ice network driver with XDP programs enabled.
- Urgency
- High priority; memory corruption in XDP processing path can lead to system instability or exploitation.
- Action
- Update to a patched Linux kernel or Intel ice driver version that corrects XDP fragment size handling.
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Exploitation outlook
- Low exploitation risk0.10% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 1% of all EPSS-scored CVEs.
Advisory coverage (1)
- highCVE-2026-23377: ice: change XDP RxQ frag_size from DMA write length to xdp.frame_szmsrc · 2026-08-06
External references
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