Unrated severityNVD Advisory· Published Jun 15, 2015· Updated Jun 17, 2026
CVE-2015-4146
CVE-2015-4146
Description
The EAP-pwd peer implementation in hostapd and wpa_supplicant 1.0 through 2.4 does not clear the L (Length) and M (More) flags before determining if a response should be fragmented, which allows remote attackers to cause a denial of service (crash) via a crafted message.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
19cpe:2.3:a:w1.fi:hostapd:1.0:*:*:*:*:*:*:*+ 7 more
- cpe:2.3:a:w1.fi:hostapd:1.0:*:*:*:*:*:*:*
- cpe:2.3:a:w1.fi:hostapd:1.1:*:*:*:*:*:*:*
- cpe:2.3:a:w1.fi:hostapd:2.0:*:*:*:*:*:*:*
- cpe:2.3:a:w1.fi:hostapd:2.1:*:*:*:*:*:*:*
- cpe:2.3:a:w1.fi:hostapd:2.2:*:*:*:*:*:*:*
- cpe:2.3:a:w1.fi:hostapd:2.3:*:*:*:*:*:*:*
- cpe:2.3:a:w1.fi:hostapd:2.4:*:*:*:*:*:*:*
- (no CPE)range: 1.0 - 2.4
cpe:2.3:a:w1.fi:wpa_supplicant:1.0:*:*:*:*:*:*:*+ 7 more
- cpe:2.3:a:w1.fi:wpa_supplicant:1.0:*:*:*:*:*:*:*
- cpe:2.3:a:w1.fi:wpa_supplicant:1.1:*:*:*:*:*:*:*
- cpe:2.3:a:w1.fi:wpa_supplicant:2.0:*:*:*:*:*:*:*
- cpe:2.3:a:w1.fi:wpa_supplicant:2.1:*:*:*:*:*:*:*
- cpe:2.3:a:w1.fi:wpa_supplicant:2.2:*:*:*:*:*:*:*
- cpe:2.3:a:w1.fi:wpa_supplicant:2.3:*:*:*:*:*:*:*
- cpe:2.3:a:w1.fi:wpa_supplicant:2.4:*:*:*:*:*:*:*
- (no CPE)range: 1.0 - 2.4
Patches
Vulnerability mechanics
References
8- lists.opensuse.org/opensuse-updates/2015-06/msg00019.htmlnvdThird Party Advisory
- w1.fi/security/2015-4/eap-pwd-missing-payload-length-validation.txtnvdVendor Advisory
- security.gentoo.org/glsa/201606-17nvdThird Party Advisory
- w1.fi/security/2015-4/0005-EAP-pwd-peer-Fix-asymmetric-fragmentation-behavior.patchnvd
- www.debian.org/security/2015/dsa-3397nvd
- www.openwall.com/lists/oss-security/2015/05/09/6nvd
- www.openwall.com/lists/oss-security/2015/05/31/6nvd
- www.ubuntu.com/usn/USN-2650-1nvd
News mentions
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