CVE-2026-31607
Multiple vulnerabilities have been discovered in Ubuntu Linux kernel. Some of them allow an attacker to cause privilege escalation, remote denial of service and an unspecified security issue by the editor.
CSIRTS triage
- What
- Multiple vulnerabilities in the Ubuntu Linux kernel enable privilege escalation, denial of service, and unspecified security issues.
- Who is affected
- Ubuntu systems running affected kernel versions.
- Urgency
- High; privilege escalation vulnerabilities require urgent kernel updates.
- Action
- Apply kernel security updates from Ubuntu to all affected systems.
AI-assisted analysis generated from the source advisory — verify against the original.
⚡ Watch CVE-2026-31607
Get an email if CVE-2026-31607 is added to CISA KEV, gains public exploit code, or a new advisory cites it — max one per day, one-click unsubscribe.
Exploitation outlook
- Low exploitation risk0.31% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 23% of all EPSS-scored CVEs.
Advisory coverage (31)
- unknownMultiple vulnerabilities in Ubuntu Linux kernel (August 14, 2026)cert-fr-avis · 2026-08-14
- unknownUSN-8529-2: Linux kernel vulnerabilitiesubuntu · 2026-08-13
- unknownUSN-8548-2: Linux kernel vulnerabilitiesubuntu · 2026-08-13
- unknownUSN-8530-2: Linux kernel (HWE) vulnerabilitiesubuntu · 2026-08-13
- unknownUSN-8635-1: Linux kernel (Azure) vulnerabilitiesubuntu · 2026-08-12
- unknownUSN-8615-2: Linux kernel (Raspberry Pi) vulnerabilitiesubuntu · 2026-07-29
- highUSN-8619-1: Linux kernel (HWE) vulnerabilitiesubuntu · 2026-07-28
- unknownUSN-8617-1: Linux kernel (KVM) vulnerabilitiesubuntu · 2026-07-28
- unknownUSN-8616-1: Linux kernel (IBM) vulnerabilitiesubuntu · 2026-07-28
- unknownUSN-8615-1: Linux kernel vulnerabilitiesubuntu · 2026-07-28
- unknownUSN-8547-2: Linux kernel (Azure FIPS) vulnerabilitiesubuntu · 2026-07-28
- 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
- unknownUSN-8605-1: Linux kernel (Azure CVM) vulnerabilitiesubuntu · 2026-07-24
- unknownUSN-8604-1: Linux kernel (Azure) vulnerabilitiesubuntu · 2026-07-24
- highUSN-8603-1: Linux kernel (Azure) vulnerabilitiesubuntu · 2026-07-24
- unknownMultiple vulnerabilities in Red Hat Linux kernel (July 24, 2026)cert-fr-avis · 2026-07-24
- highUSN-8569-1: Linux kernel (HWE) vulnerabilitiesubuntu · 2026-07-20
- unknownUSN-8490-2: Linux kernel (Real-time) vulnerabilitiesubuntu · 2026-07-17
- unknownUSN-8490-1: Linux kernel vulnerabilitiesubuntu · 2026-07-17
- unknownUSN-8548-1: Linux kernel vulnerabilitiesubuntu · 2026-07-15
- unknownUSN-8547-1: Linux kernel vulnerabilitiesubuntu · 2026-07-15
- unknownUSN-8546-1: Linux kernel (Raspberry Pi) vulnerabilitiesubuntu · 2026-07-15
- unknownUSN-8545-1: Linux kernel (HWE) vulnerabilitiesubuntu · 2026-07-15
- unknownUSN-8530-1: Linux kernel (AWS) vulnerabilitiesubuntu · 2026-07-10
- unknownUSN-8529-1: Linux kernel vulnerabilitiesubuntu · 2026-07-10
- unknownexploitedUSN-8528-1: Linux kernel (Xilinx ZynqMP) vulnerabilitiesubuntu · 2026-07-10
- unknownUSN-8527-1: Linux kernel (Raspberry Pi) vulnerabilitiesubuntu · 2026-07-10
- unknownUSN-8492-5: Linux kernel (FIPS) vulnerabilitiesubuntu · 2026-07-10
- unknownUSN-8492-4: Linux kernel (Raspberry Pi) vulnerabilitiesubuntu · 2026-07-09
External references
Embed the live status
— this badge updates automatically when the KEV or exploit status changes. How to embed it →
[](https://www.csirts.com/cve/CVE-2026-31607)