USN-4491-1: GnuTLS vulnerability ›
09 September 2020
GnuTLS 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-4487-2: libx11 vulnerabilities ›
08 September 2020
Several security issues were fixed in libx11.
USN-4490-1: X.Org X Server vulnerability ›
08 September 2020
X.Org X Server could be made to crash or run programs if it received specially crafted input.
USN-4489-1: Linux kernel vulnerability ›
08 September 2020
The system could be made to crash or run programs as an administrator.
USN-4474-2: Firefox regressions ›
03 September 2020
USN-4474-1 caused some minor regressions in Firefox.
USN-4485-1: Linux kernel vulnerabilities ›
03 September 2020
Several security issues were fixed in the Linux kernel.
CVE-2018-20669, CVE-2019-19947, CVE-2019-20810, and 11 others
USN-4483-1: Linux kernel vulnerabilities ›
03 September 2020
Several security issues were fixed in the Linux kernel.
CVE-2019-20810, CVE-2020-10757, CVE-2020-10766, and 10 others
USN-4449-2: Apport vulnerabilities ›
02 September 2020
Several security issues were fixed in Apport.
USN-4488-1: X.Org X Server vulnerabilities ›
02 September 2020
Several security issues were fixed in X.Org X Server.
CVE-2020-14346, CVE-2020-14347, CVE-2020-14361, and 1 other
USN-4487-1: libx11 vulnerabilities ›
02 September 2020
Several security issues were fixed in libx11.