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Ubuntu 20.04 LTS: USN-4424-1 Moderate: snapd Access Restrictions

ubuntu
Calendar Grey July 15, 2020
Dist Ubuntu Esm H88
The Ubuntu Security Notice USN-4425-1 addresses severe snapd flaws impacting various Ubuntu releases.
An intended access restriction in snapd could be bypassed by strict mode snaps.

Summary

Topics%20covered

Topics Covered

security advisory DoS Ubuntu access restriction snapd external media

Update Instructions

The problem can be corrected by updating your system to the following package versions: Ubuntu 20.04 LTS: snapd 2.45.1+20.04.2 Ubuntu 19.10: snapd 2.45.1+19.10.2 Ubuntu 18.04 LTS: snapd 2.45.1+18.04.2 Ubuntu 16.04 LTS: snapd 2.45.1ubuntu0.2 In general, a standard system update will make all the necessary changes. On Ubuntu, snapd will automatically refresh itself to snapd 2.45.2 which is unaffected.

References

https://ubuntu.com/security/notices/USN-4424-1

CVE-2020-11933, CVE-2020-11934

Severity
important
Lowest
Low
Medium
High
Critical

July 15, 2020

Topics%20covered

Topics Covered

security advisory DoS Ubuntu access restriction snapd external media

Package Information

https://launchpad.net/ubuntu/+source/snapd/2.45.1+20.04.2 https://launchpad.net/ubuntu/+source/snapd/2.45.1+19.10.2 https://launchpad.net/ubuntu/+source/snapd/2.45.1+18.04.2 https://launchpad.net/ubuntu/+source/snapd/2.45.1ubuntu0.2

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