CVE-2026-46203
Multiple vulnerabilities have been discovered in the Debian Linux kernel. Some of them allow an attacker to cause privilege escalation, a breach of data confidentiality, and denial of service.
CSIRTS triage
- What
- Multiple vulnerabilities in the Debian Linux kernel can lead to privilege escalation and denial of service.
- Who is affected
- Users of the Debian Linux kernel.
- Urgency
- Remediation is urgent due to the severity of the vulnerabilities.
- Action
- Apply the latest security updates for the Debian Linux kernel.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.13% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 3% of all EPSS-scored CVEs.
Advisory coverage (11)
- unknownUSN-8664-1: Linux kernel (NVIDIA BaseOS) vulnerabilitiesubuntu · 2026-08-20
- unknownUSN-8663-1: Linux kernel (NVIDIA) vulnerabilitiesubuntu · 2026-08-20
- highUSN-8618-1: Linux kernel vulnerabilitiesubuntu · 2026-07-28
- highUSN-8603-1: Linux kernel (Azure) vulnerabilitiesubuntu · 2026-07-24
- highUSN-8593-1: Linux kernel vulnerabilitiesubuntu · 2026-07-23
- highUSN-8569-1: Linux kernel (HWE) vulnerabilitiesubuntu · 2026-07-20
- highUSN-8568-1: Linux kernel (OEM) vulnerabilitiesubuntu · 2026-07-20
- highUSN-8566-1: Linux kernel vulnerabilitiesubuntu · 2026-07-20
- unknownDebian Linux Kernel Multiple Vulnerabilitieshkcert · 2026-06-30
- unknownMultiple vulnerabilities in the Debian Linux kernel (June 26, 2026)cert-fr-avis · 2026-06-26
- unknownDSA-6355-1 linux - security updatedebian · 2026-06-21
External references
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