CVE-2015-4141

Publication date 1 June 2015

Last updated 24 July 2024

Ubuntu priority

The WPS UPnP function in hostapd, when using WPS AP, and wpa_supplicant, when using WPS external registrar (ER), 0.7.0 through 2.4 allows remote attackers to cause a denial of service (crash) via a negative chunk length, which triggers an out-of-bounds read or heap-based buffer overflow.

Status

Show unmaintained releases

Package	Ubuntu Release	Status
hostapd	17.04 zesty	Not in release
	16.10 yakkety	Not in release
	16.04 LTS xenial	Not in release
	15.10 wily	Not in release
	15.04 vivid	Not in release
	14.10 utopic	Not in release
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Ignored end of life
wpa	17.04 zesty	Fixed 2.1-0ubuntu8
	16.10 yakkety	Fixed 2.1-0ubuntu8
	16.04 LTS xenial	Fixed 2.1-0ubuntu8
	15.10 wily	Fixed 2.1-0ubuntu8
	15.04 vivid	Fixed 2.1-0ubuntu7.2
	14.10 utopic	Fixed 2.1-0ubuntu4.2
	14.04 LTS trusty	Fixed 2.1-0ubuntu1.3
	12.04 LTS precise	Not in release
wpasupplicant	17.04 zesty	Not in release
	16.10 yakkety	Not in release
	16.04 LTS xenial	Not in release
	15.10 wily	Not in release
	15.04 vivid	Not in release
	14.10 utopic	Not in release
	14.04 LTS trusty	Not in release
	12.04 LTS precise	Not affected

Patch details

For informational purposes only. We recommend not to cherry-pick updates. How can I get the fixes?

Package	Patch details
hostapd	Other: http://w1.fi/security/2015-2/0001-WPS-Fix-HTTP-chunked-transfer-encoding-parser.patch
wpa	Other: http://w1.fi/security/2015-2/0001-WPS-Fix-HTTP-chunked-transfer-encoding-parser.patch
wpasupplicant	Other: http://w1.fi/security/2015-2/0001-WPS-Fix-HTTP-chunked-transfer-encoding-parser.patch

References

Related Ubuntu Security Notices (USN)

USN-2650-1
wpa_supplicant and hostapd vulnerabilities
16 June 2015

CVE-2015-4141

Status

Patch details

References

Related Ubuntu Security Notices (USN)

Other references