CVE-2026-64508
Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks. https://security-tracker.debian.org/tracker/DSA-6405-1
CSIRTS triage
- What
- A vulnerability in BPF supports hardening against JIT spraying.
- Who is affected
- Users of BPF in Linux environments.
- Urgency
- Remediation is medium urgency as it addresses a potential security issue.
- Action
- Apply the latest updates for BPF to enhance security.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.16% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 5% of all EPSS-scored CVEs.
Advisory coverage (3)
- unknownDSA-6405-1 linux - security updatedebian · 2026-07-31
- unknownCVE-2026-64508: In the Linux kernel, the following vulnerability has been resolved: bpf: Support for hardening…nvd · 2026-07-25
- highCVE-2026-64508: bpf: Support for hardening against JIT sprayingmsrc · 2026-07-14
External references
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