Use After Free Affecting OpenPrinting/cups package, versions [0, 2.4.17)
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-OPENPRINTINGCUPS-16007285
- published13 Apr 2026
- disclosed7 Apr 2026
- creditTomer-PL
Introduced: 7 Apr 2026
CVE-2026-39316 (opens in a new tab)How to fix?
Upgrade OpenPrinting/cups to version 2.4.17 or higher.
Overview
Affected versions of this package are vulnerable to Use After Free in the cupsdDeleteTemporaryPrinters process due to a dangling pointer in cupsd_subscription_t.dest referencing freed heap memory. An attacker can cause the cupsd daemon to crash or potentially execute arbitrary code by leveraging heap grooming techniques.