Published on March 5th, 2021 📆 | 5433 Views ⚑0
Ubuntu Security Notice USN-4757-2 ≈ Packet Storm
Ubuntu Security Notice USN-4757-2
March 04, 2021
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 14.04 ESM
wpa_supplicant could be made to crash or run programs if it received
specially crafted network traffic.
– wpa: client support for WPA and WPA2
USN-4757-1 fixed a vulnerability in wpa_supplicant and hostapd. This update
provides the corresponding update for Ubuntu 14.04 ESM.
Original advisory details:
It was discovered that wpa_supplicant did not properly handle P2P
(Wi-Fi Direct) provision discovery requests in some situations. A
physically proximate attacker could use this to cause a denial of service
or possibly execute arbitrary code.
The problem can be corrected by updating your system to the following
Ubuntu 14.04 ESM:
After a standard system update you need to reboot your computer to make
all the necessary changes.