CVE-2026-64488
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
- There is a check for the return value of snd_ctl_new1() that is missing.
- Who is affected
- Deployments using ALSA.
- Urgency
- Remediation is necessary to prevent potential issues, though exploitation is not currently reported.
- Action
- Apply the latest patches for ALSA.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.18% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 8% of all EPSS-scored CVEs.
Advisory coverage (3)
- unknownDSA-6405-1 linux - security updatedebian · 2026-07-31
- unknownCVE-2026-64488: In the Linux kernel, the following vulnerability has been resolved: ALSA: aoa: check snd_ctl_n…nvd · 2026-07-25
- mediumCVE-2026-64488: ALSA: aoa: check snd_ctl_new1() return valuemsrc · 2026-07-14
External references
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