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Vulnerability record · CVE-2015-4142 · published 15 June 2015

CVE-2015-4142: W1.fi wpa supplicant memory buffer overflow vulnerability

WW1.Fi · Wpa Supplicant

Integer underflow in the WMM Action frame parser in hostapd 0.5.5 through 2.4 and wpa_supplicant 0.7.0 through 2.4, when used for AP mode MLME/SME functionality, allows remote attackers to cause a denial of service (crash) via a crafted frame, which triggers an out-of-bounds read.

4.3 CVSS 2.0 Medium EPSS 4.2% · top 9.3% CWE-119 · Memory buffer overflow
4.3CVSS 2.0 base score
4.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
7Affected product versions listed by NVD
30References
17 Jun 2026Last modified by NVD

Description

Integer underflow in the WMM Action frame parser in hostapd 0.5.5 through 2.4 and wpa_supplicant 0.7.0 through 2.4, when used for AP mode MLME/SME functionality, allows remote attackers to cause a denial of service (crash) via a crafted frame, which triggers an out-of-bounds read.

AV:N/AC:M/Au:N/C:N/I:N/A:P

Affected products

7 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171401.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172608.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172655.html
http://lists.opensuse.org/opensuse-updates/2015-06/msg00019.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-1090.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-1439.html
http://seclists.org/fulldisclosure/2022/May/34
http://w1.fi/security/2015-3/integer-underflow-in-ap-mode-wmm-action-frame.txt Vendor Advisory
http://www.debian.org/security/2015/dsa-3397
http://www.openwall.com/lists/oss-security/2015/05/09/5
http://www.openwall.com/lists/oss-security/2015/05/31/6
http://www.securitytracker.com/id/1032625
http://www.ubuntu.com/usn/USN-2650-1
https://security.gentoo.org/glsa/201606-17 Third Party Advisory
https://support.apple.com/kb/HT213258
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171401.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172608.html
http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172655.html
http://lists.opensuse.org/opensuse-updates/2015-06/msg00019.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-1090.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2015-1439.html
http://seclists.org/fulldisclosure/2022/May/34
http://w1.fi/security/2015-3/integer-underflow-in-ap-mode-wmm-action-frame.txt Vendor Advisory
http://www.debian.org/security/2015/dsa-3397
http://www.openwall.com/lists/oss-security/2015/05/09/5
http://www.openwall.com/lists/oss-security/2015/05/31/6
http://www.securitytracker.com/id/1032625
http://www.ubuntu.com/usn/USN-2650-1
https://security.gentoo.org/glsa/201606-17 Third Party Advisory
https://support.apple.com/kb/HT213258

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Source: NIST National Vulnerability Database (record CVE-2015-4142), CISA KEV, FIRST EPSS (scores of 2026-10-15). This page is refreshed as NVD updates the record.