Missing Release of Resource after Effective Lifetime Affecting pdns-recursor package, versions <4.0.7-r0
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-ALPINE310-PDNSRECURSOR-453845
- published23 Jan 2018
- disclosed23 Jan 2018
Introduced: 23 Jan 2018
CVE-2017-15094 (opens in a new tab)How to fix?
Upgrade Alpine:3.10 pdns-recursor to version 4.0.7-r0 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream pdns-recursor package and not the pdns-recursor package as distributed by Alpine.
See How to fix? for Alpine:3.10 relevant fixed versions and status.
An issue has been found in the DNSSEC parsing code of PowerDNS Recursor from 4.0.0 up to and including 4.0.6 leading to a memory leak when parsing specially crafted DNSSEC ECDSA keys. These keys are only parsed when validation is enabled by setting dnssec to a value other than off or process-no-validate (default).
References
- https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2017-07.html
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-15094
- https://security-tracker.debian.org/tracker/CVE-2017-15094
- http://www.securityfocus.com/bid/101982
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-15094