Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| W1.Fi | Wpa Supplicant | 0.7.0 |
| Redhat | Enterprise Linux Desktop | 6.0 |
| Redhat | Enterprise Linux Hpc Node | 6.0 |
| Redhat | Enterprise Linux Server | 6.0 |
| Redhat | Enterprise Linux Workstation | 6.0 |
| W1.Fi | Hostapd | 0.7.0 |
| Opensuse | Opensuse | 13.1 |
Related Weaknesses (CWE)
References
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/171401.h
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172608.h
- http://lists.fedoraproject.org/pipermail/package-announce/2015-November/172655.h
- http://lists.opensuse.org/opensuse-updates/2015-06/msg00019.htmlThird Party Advisory
- http://rhn.redhat.com/errata/RHSA-2015-1090.htmlThird 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.txtVendor 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/201606-17Third Party Advisory
- https://support.apple.com/kb/HT213258
FAQ
What is CVE-2015-4142?
CVE-2015-4142 is a vulnerability with a CVSS score of 4.3 (MEDIUM). 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 den...
How severe is CVE-2015-4142?
CVE-2015-4142 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2015-4142?
Check the references section above for vendor advisories and patch information. Affected products include: W1.Fi Wpa Supplicant, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Hpc Node, Redhat Enterprise Linux Server, Redhat Enterprise Linux Workstation.