USN-4956-1: Eventlet vulnerability ›
17 May 2021
Eventlet could be made denial of service if it received a specially crafted request.
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-4955-1: Please vulnerabilities ›
17 May 2021
Several security issues were fixed in Please.
USN-4628-3: Intel Microcode vulnerabilities ›
17 May 2021
Several security issues were fixed in Intel Microcode.
USN-4954-1: GNU C Library vulnerabilities ›
14 May 2021
Several security issues were fixed in GNU C Library.
USN-4953-1: AWStats vulnerabilities ›
13 May 2021
Several security issues were fixed in AWStats.
USN-4932-2: Django vulnerability ›
13 May 2021
Django could be made to overwrite files.
USN-4952-1: MySQL vulnerabilities ›
12 May 2021
Several security issues were fixed in MySQL.
CVE-2021-2154, CVE-2021-2293, CVE-2021-2203, and 30 others
USN-4951-1: Flatpak vulnerability ›
12 May 2021
A Flatpak application could access files that it would not normally be permitted to access.
USN-4950-1: Linux kernel vulnerabilities ›
11 May 2021
Several security issues were fixed in the Linux kernel.
USN-4949-1: Linux kernel vulnerabilities ›
11 May 2021
Several security issues were fixed in the Linux kernel.
CVE-2021-29265, CVE-2021-29264, CVE-2021-3489, and 9 others