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CVE-2026-58091 Kernel use-after-free via the SNDCTL_DSP_SYNCSTART ioctl

🗓️ 26 Aug 2026 04:38:19Reported by freebsdType 
cvelist
 cvelist
🔗 www.cve.org👁 6 Views

Kernel UAF in SNDCTL_DSP_SYNCSTART ioctl via freed sync group enables local privilege escalation.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
freebsd
FreeBSD
FreeBSD -- Kernel use-after-free via the SNDCTL_DSP_SYNCSTART ioctl
25 Aug 202600:00
freebsd
cve
CVE
CVE-2026-58091 Kernel use-after-free via the SNDCTL_DSP_SYNCSTART ioctl
26 Aug 202604:38
cve
euvd
EUVD
EUVD-2026-66236
26 Aug 202604:38
euvd
freebsd_advisory
FreeBSD Advisory
FreeBSD-SA-26:58.sound
25 Aug 202600:00
freebsd_advisory
ptsecurity
Positive Technologies
PT-2026-81929
26 Aug 202600:00
ptsecurity
[
  {
    "defaultStatus": "unknown",
    "modules": [
      "sound"
    ],
    "product": "FreeBSD",
    "vendor": "FreeBSD",
    "versions": [
      {
        "status": "affected",
        "versionType": "release",
        "version": "15.1-RELEASE",
        "lessThan": "p3"
      },
      {
        "status": "affected",
        "versionType": "release",
        "version": "15.0-RELEASE",
        "lessThan": "p13"
      },
      {
        "status": "affected",
        "versionType": "release",
        "version": "14.4-RELEASE",
        "lessThan": "p9"
      }
    ]
  }
]

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