CVE-2026-23221
An attacker can exploit multiple vulnerabilities in the Linux Kernel to carry out unspecified attacks that may lead to a denial-of-service condition or cause memory corruption.
CSIRTS triage
- What
- Multiple vulnerabilities in the Linux Kernel can lead to denial-of-service or memory corruption.
- Who is affected
- Deployments of the Linux Kernel are affected.
- Urgency
- Remediation is urgent due to the high severity of potential denial-of-service and memory corruption.
- Action
- Apply the latest patches for the Linux Kernel.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.12% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all EPSS-scored CVEs.
Advisory coverage (18)
- high[UPDATE] [high] Linux Kernel: Multiple vulnerabilitiescert-bund · 2026-08-24
- unknownUSN-8668-1: Linux kernel (GCP) vulnerabilitiesubuntu · 2026-08-21
- unknownUSN-8620-4: Linux kernel (Intel IoTG) vulnerabilitiesubuntu · 2026-07-31
- unknownUSN-8620-3: Linux kernel (Intel IoTG) vulnerabilitiesubuntu · 2026-07-31
- unknownUSN-8620-2: Linux kernel (Azure FIPS) vulnerabilitiesubuntu · 2026-07-29
- highUSN-8620-1: Linux kernel vulnerabilitiesubuntu · 2026-07-28
- highUSN-8619-1: Linux kernel (HWE) vulnerabilitiesubuntu · 2026-07-28
- highUSN-8610-1: Linux kernel (Azure CVM) vulnerabilitiesubuntu · 2026-07-24
- highUSN-8575-3: Linux kernel vulnerabilitiesubuntu · 2026-07-24
- highUSN-8609-1: Linux kernel (Azure CVM) vulnerabilitiesubuntu · 2026-07-24
- highUSN-8607-1: Linux kernel (Azure CVM) vulnerabilitiesubuntu · 2026-07-24
- highUSN-8606-1: Linux kernel (Azure) vulnerabilitiesubuntu · 2026-07-24
- highUSN-8576-2: Linux kernel (NVIDIA Tegra) vulnerabilitiesubuntu · 2026-07-23
- highUSN-8575-2: Linux kernel vulnerabilitiesubuntu · 2026-07-23
- highUSN-8576-1: Linux kernel (NVIDIA Tegra) vulnerabilitiesubuntu · 2026-07-21
- highUSN-8575-1: Linux kernel vulnerabilitiesubuntu · 2026-07-21
- unknownUSN-8492-5: Linux kernel (FIPS) vulnerabilitiesubuntu · 2026-07-10
- unknownUSN-8492-4: Linux kernel (Raspberry Pi) vulnerabilitiesubuntu · 2026-07-09
External references
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