Premature Release of Resource During Expected Lifetime Affecting freebsd package, versions [,14.3.0-p16)[14.4.0,14.4.0-p7)[15.0.0,15.0.0-p11)[15.1.0,15.1.0-p1)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-UNMANAGED-FREEBSD-19427785
- published29 Aug 2026
- disclosed19 Aug 2026
- creditUnknown
Introduced: 19 Aug 2026
CVE-2026-49427 (opens in a new tab)How to fix?
Upgrade freebsd to version 14.3.0-p16, 14.4.0-p7, 15.0.0-p11, 15.1.0-p1 or higher.
Overview
Affected versions of this package are vulnerable to Premature Release of Resource During Expected Lifetime in the sendfile process when handling largepage shared memory objects with the SF_NOCACHE flag. An attacker can access freed kernel memory by transmitting such objects, potentially leading to privilege escalation.