[UPDATE] [high] Linux Kernel: Multiple Vulnerabilities
An attacker can exploit multiple vulnerabilities in the Linux Kernel to cause a denial of service, bypass security measures, disclose information, cause further unspecified effects, and potentially execute code.
CSIRTS triage
- What
- An attacker can exploit multiple vulnerabilities in the Linux Kernel to cause a denial of service, bypass security measures, disclose information, cause further unspecified effects, and potentially execute code.
- Who is affected
- Deployments of Linux Kernel with the affected versions.
- Urgency
- Remediation is urgent due to the high severity and potential for multiple impacts including denial of service and code execution.
- 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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Details
Original advisory: https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0861
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-232790.14% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 3% of all scored CVEs.
- Low exploitation riskCVE-2026-232800.13% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 3% of all scored CVEs.
- Low exploitation riskCVE-2026-232810.13% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 3% of all scored CVEs.
- Low exploitation riskCVE-2026-232820.12% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all scored CVEs.
- Low exploitation riskCVE-2026-232830.11% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 1% of all scored CVEs.
- Low exploitation riskCVE-2026-232840.12% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all scored CVEs.
- Low exploitation riskCVE-2026-232850.12% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all scored CVEs.
- Low exploitation riskCVE-2026-232860.13% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 3% of all scored CVEs.
- Low exploitation riskCVE-2026-232870.12% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all scored CVEs.
- Low exploitation riskCVE-2026-232880.12% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 2% of all scored CVEs.
Referenced CVEs
+12 more CVEs referenced in this advisory.
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- unknownMultiple vulnerabilities in SUSE Linux kernel (July 10, 2026)cert-fr-avis
- unknownDebian Linux Kernel Multiple Vulnerabilitieshkcert
- unknownMultiple vulnerabilities in SUSE Linux kernel (July 3, 2026)cert-fr-avis
- unknownSUSE Linux Kernel Multiple Vulnerabilitieshkcert
- unknownMultiple vulnerabilities in the SUSE Linux kernel (June 26, 2026)cert-fr-avis
Recent advisories for Linux Kernel
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- unknownCVE-2026-53363: In the Linux kernel, the following vulnerability has been resolved: xfrm: iptfs: preserve shar…nvd · 2026-07-10
- medium[UPDATE] [medium] Linux Kernel: Multiple vulnerabilities allow denial of servicecert-bund · 2026-07-10
- medium[UPDATE] [medium] Linux Kernel: Multiple vulnerabilities allow denial of servicecert-bund · 2026-07-10
- medium[UPDATE] [medium] Linux Kernel: Multiple vulnerabilities allow unspecified attackcert-bund · 2026-07-10
- high[UPDATE] [high] Linux Kernel: Multiple vulnerabilitiescert-bund · 2026-07-10
- high[UPDATE] [high] Linux Kernel: Multiple vulnerabilitiescert-bund · 2026-07-10
More from CERT-Bund (BSI) Security Advisories
- medium[NEW] [medium] DENX U-Boot: Multiple vulnerabilities allow execution of arbitrary code and DoS2026-07-10
- medium[NEW] [medium] Samsung Android: Multiple vulnerabilities2026-07-10
- medium[UPDATE] [medium] Linux Kernel: Multiple vulnerabilities allow denial of service2026-07-10
- medium[UPDATE] [medium] Linux Kernel: Multiple vulnerabilities allow unspecified attack2026-07-10
- medium[UPDATE] [medium] Linux Kernel: Multiple vulnerabilities allow denial of service2026-07-10