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CVE-2026-58089 hwpmc fails to detach PMCs during exec credential transitions

🗓️ 26 Aug 2026 04:30:06Reported by freebsdType 
cve
 cve
🔗 www.cve.org👁 10 Views

Inverted check in hwpmc allows unprivileged users to monitor setuid processes after execve.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
freebsd
FreeBSD
FreeBSD -- hwpmc fails to detach PMCs during exec credential transitions
25 Aug 202600:00
freebsd
cvelist
Cvelist
CVE-2026-58089 hwpmc fails to detach PMCs during exec credential transitions
26 Aug 202604:30
cvelist
euvd
EUVD
EUVD-2026-66234
26 Aug 202604:30
euvd
freebsd_advisory
FreeBSD Advisory
FreeBSD-SA-26:56.hwpmc
25 Aug 202600:00
freebsd_advisory
ptsecurity
Positive Technologies
PT-2026-81927
26 Aug 202600:00
ptsecurity
[
  {
    "defaultStatus": "unknown",
    "modules": [
      "hwpmc"
    ],
    "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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