USN-4757-2: wpa_supplicant and hostapd vulnerability ›
04 March 2021
wpa_supplicant could be made to crash or run programs if it received specially crafted network traffic.
Ubuntu Security Notices
Developers issue an Ubuntu Security Notice when a security issue is fixed in an official Ubuntu package.
To report a security vulnerability in an Ubuntu package, please contact the Security Team.
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Latest Notices
USN-4757-1: wpa_supplicant and hostapd vulnerability ›
03 March 2021
wpa_supplicant could be made to crash or run programs if it received specially crafted network traffic.
USN-4754-4: Python 2.7 vulnerability ›
03 March 2021
Python could be made to execute arbitrary code or denial of service if it received a specially crafted input.
USN-4737-2: Bind vulnerability ›
01 March 2021
Bind could be made to crash or run programs if it received specially crafted network traffic.
USN-4756-1: Firefox vulnerabilities ›
26 February 2021
Firefox could be made to crash or run programs as your login if it opened a malicious website.
CVE-2021-23971, CVE-2021-23973, CVE-2021-23970, and 7 others
USN-4754-2: Python regression ›
25 February 2021
USN-4754-1 introduced a regression in Python2.7.
USN-4755-1: LibTIFF vulnerabilities ›
25 February 2021
Several security issues were fixed in LibTIFF.
USN-4754-1: Python vulnerabilities ›
25 February 2021
Python could be made to execute arbitrary code or denial of service if it received a specially crafted input.
USN-4749-1: Linux kernel vulnerabilities ›
25 February 2021
Several security issues were fixed in the Linux kernel.
CVE-2020-27815, CVE-2020-29660, CVE-2020-27830, and 6 others
USN-4753-1: Linux kernel (OEM) vulnerability ›
25 February 2021
The system could allow unintended access to data in some environments.