ip_nat_pptp in the PPTP NAT helper (netfilter/ip_nat_helper_pptp.c) in Linux kernel 2.6.14, and other versions, allows remote attackers to cause a denial of service (memory corruption or crash) via an inbound PPTP_IN_CALL_REQUEST packet that causes a null pointer to be used in an offset calculation.
CVE-2006-0036
NONECVSS 0.0
0.0
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- No confirmed exploitation signals yet
CISA-KEV: Not listedEPSS: 3%CVSS: —Exploit: NoneExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- —
- EG Score
- 0.0(none)
- EPSS
- 87.0%
- KEV
- Not listed
Published
January 23, 2006
Last Modified
April 16, 2026
References (14)
- secalert@redhathttp://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=15db34702cfafd24acc60295cf14861e497502ab
- secalert@redhathttp://secunia.com/advisories/18482
- secalert@redhathttp://securityreason.com/securityalert/388
- secalert@redhathttp://www.securityfocus.com/bid/16414
- secalert@redhathttp://www.trustix.org/errata/2006/0004
- secalert@redhathttp://www.vupen.com/english/advisories/2006/0220
- secalert@redhathttps://exchange.xforce.ibmcloud.com/vulnerabilities/24203
- af854a3a-2127-422b-91ae-364da2661108http://kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git%3Ba=commitdiff%3Bh=15db34702cfafd24acc60295cf14861e497502ab
- af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/18482
- af854a3a-2127-422b-91ae-364da2661108http://securityreason.com/securityalert/388
- af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/16414
- af854a3a-2127-422b-91ae-364da2661108http://www.trustix.org/errata/2006/0004
- af854a3a-2127-422b-91ae-364da2661108http://www.vupen.com/english/advisories/2006/0220
- af854a3a-2127-422b-91ae-364da2661108https://exchange.xforce.ibmcloud.com/vulnerabilities/24203
Data Freshness Timeline
(refreshed 6× in last 7d / 27× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
- 2026-07-13 22:25 UTCEPSS rescore
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- 2026-05-18 21:29 UTCEPSS rescore
Frequently asked(4)
What is CVE-2006-0036?
CVE-2006-0036 is a none vulnerability published on January 23, 2006. ipnatpptp in the PPTP NAT helper (netfilter/ipnathelperpptp.c) in Linux kernel 2.6.14, and other versions, allows remote attackers to cause a denial of service (memory corruption or crash) via an inbound PPTPINCALLREQUEST packet that causes a null pointer to be used in an offset calculation.
When was CVE-2006-0036 disclosed?
CVE-2006-0036 was first published in the National Vulnerability Database on January 23, 2006, with the most recent update on April 16, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2006-0036 actively exploited?
CVE-2006-0036 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 87.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
How do I remediate CVE-2006-0036?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2006-0036, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.
Dependency Blast Radius
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