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Ubuntu Security Notice USN-4241-1

Ubuntu Security Notice USN-4241-1
Posted Jan 17, 2020
Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 4241-1 - Multiple security issues were discovered in Thunderbird. If a user were tricked in to opening a specially crafted website in a browsing context, an attacker could potentially exploit these to cause a denial of service, conduct cross-site scripting attacks, or execute arbitrary code. It was discovered that NSS incorrectly handled certain memory operations. A remote attacker could potentially exploit this to cause a denial of service, or execute arbitrary code. Various other issues were also addressed.

tags | advisory, remote, denial of service, arbitrary, xss
systems | linux, ubuntu
advisories | CVE-2019-11745, CVE-2019-17011, CVE-2019-17012, CVE-2019-17016, CVE-2019-17022, CVE-2019-17024, CVE-2019-17026
MD5 | 3610655eb691555973e60450f99803ce

Ubuntu Security Notice USN-4241-1

Change Mirror Download
==========================================================================
Ubuntu Security Notice USN-4241-1
January 16, 2020

thunderbird vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 19.10
- Ubuntu 18.04 LTS

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 in to opening a specially crafted website in a browsing context,
an attacker could potentially exploit these to cause a denial of service,
conduct cross-site scripting (XSS) attacks, or execute arbitrary code.
(CVE-2019-17005, CVE-2019-17008, CVE-2019-17010, CVE-2019-17011,
CVE-2019-17012, CVE-2019-17016, CVE-2019-17017, CVE-2019-17022,
CVE-2019-17024, CVE-2019-17026)

It was discovered that NSS incorrectly handled certain memory operations.
A remote attacker could potentially exploit this to cause a denial of
service, or execute arbitrary code. (CVE-2019-11745)

Update instructions:

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

Ubuntu 19.10:
thunderbird 1:68.4.1+build1-0ubuntu0.19.10.1

Ubuntu 18.04 LTS:
thunderbird 1:68.4.1+build1-0ubuntu0.18.04.1

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

References:
https://usn.ubuntu.com/4241-1
CVE-2019-11745, CVE-2019-17005, CVE-2019-17008, CVE-2019-17010,
CVE-2019-17011, CVE-2019-17012, CVE-2019-17016, CVE-2019-17017,
CVE-2019-17022, CVE-2019-17024, CVE-2019-17026

Package Information:

https://launchpad.net/ubuntu/+source/thunderbird/1:68.4.1+build1-0ubuntu0.19.10.1

https://launchpad.net/ubuntu/+source/thunderbird/1:68.4.1+build1-0ubuntu0.18.04.1

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