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Ubuntu 21.10 USN-5246-1 Moderate Thunderbird Denial Of Service

ubuntu
Calendar Grey January 21, 2022
Dist Ubuntu Esm H88
EagleMail addressed numerous security weaknesses, thwarting potential compromises such as service disruption and execution of unauthorized commands.
Several security issues were fixed in Thunderbird.

Summary

Several security issues were fixed in Thunderbird.

Software Description:

- thunderbird: Mozilla Open Source mail and newsgroup client

Details:

Multiple security issues were discovered in Thunderbird. If a user were

tricked into opening a specially crafted website in a browsing context, an

attacker could potentially exploit these to cause a denial of service,

obtain sensitive information, conduct spoofing attacks, bypass security

restrictions, or execute arbitrary code. (CVE-2021-4129, CVE-2021-4140,

CVE-2021-43536, CVE-2021-43537, CVE-2021-43538, CVE-2021-43539,

CVE-2021-43541, CVE-2021-43542, CVE-2021-43543, CVE-2021-43545,

CVE-2021-43656, CVE-2022-22737, CVE-2022-22738, CVE-2022-22739,

CVE-2022-22740, CVE-2022-22741, CVE-2022-22742, CVE-2022-22743,

CVE-2022-22745, CVE-2022-22747, CVE-2022-22748, CVE-2022-22751)

It was discovered that JavaScript was unexpectedly enabled in the

composition area. An attacker could potentially exploit this in

combination with...

Read the Full Advisory

Topics%20covered

Topics Covered

security advisory denial of service software update arbitrary code execution ubuntu thunderbird

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 21.10:
  thunderbird                     1:91.5.0+build1-0ubuntu0.21.10.1

After a standard system update you need to restart Thunderbird to make
all the necessary changes.

References

CVE-2021-4126, CVE-2021-4129, CVE-2021-4140, CVE-2021-43528,

CVE-2021-43536, CVE-2021-43537, CVE-2021-43538, CVE-2021-43539,

CVE-2021-43541, CVE-2021-43542, CVE-2021-43543, CVE-2021-43545,

CVE-2021-43546, CVE-2021-44538, CVE-2022-22737, CVE-2022-22738,

CVE-2022-22739, CVE-2022-22740, CVE-2022-22741, CVE-2022-22742,

CVE-2022-22743, CVE-2022-22745, CVE-2022-22747, CVE-2022-22748,

CVE-2022-22751

January 21, 2022

Topics%20covered

Topics Covered

security advisory denial of service software update arbitrary code execution ubuntu thunderbird

Package Information

https://launchpad.net/ubuntu/+source/thunderbird/1:91.5.0+build1-0ubuntu0.21.10.1

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