Linux Security
Linux Security
Linux Security

Ubuntu 4573-1: Vino vulnerabilities

Date 07 Oct 2020
212
Posted By LinuxSecurity Advisories
Several security issues were fixed in Vino.
==========================================================================
Ubuntu Security Notice USN-4573-1
October 07, 2020

vino vulnerabilities
==========================================================================

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

- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
- Ubuntu 16.04 LTS

Summary:

Several security issues were fixed in Vino.

Software Description:
- vino: VNC server for GNOME

Details:

Nicolas Ruff discovered that Vino incorrectly handled large ClientCutText
messages. A remote attacker could use this issue to cause the server to
crash, resulting in a denial of service. (CVE-2014-6053)

It was discovered that Vino incorrectly handled certain packet lengths. A
remote attacker could possibly use this issue to obtain sensitive
information, cause a denial of service, or execute arbitrary code.
(CVE-2018-7225)

Pavel Cheremushkin discovered that an information disclosure vulnerability
existed in Vino when sending a ServerCutText message. An attacker could
possibly use this issue to expose sensitive information. (CVE-2019-15681)

It was discovered that Vino incorrectly handled region clipping. A remote
attacker could possibly use this issue to cause Vino to crash, resulting in
a denial of service. (CVE-2020-14397)

It was discovered that Vino incorrectly handled encodings. A remote
attacker could use this issue to cause Vino to crash, resulting in a denial
of service, or possibly execute arbitrary code. (CVE-2020-14402,
CVE-2020-14403, CVE-2020-14404)

Update instructions:

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

Ubuntu 20.04 LTS:
  vino                            3.22.0-5ubuntu2.1

Ubuntu 18.04 LTS:
  vino                            3.22.0-3ubuntu1.1

Ubuntu 16.04 LTS:
  vino                            3.8.1-0ubuntu9.3

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

References:
  https://usn.ubuntu.com/4573-1
  CVE-2014-6053, CVE-2018-7225, CVE-2019-15681, CVE-2020-14397,
  CVE-2020-14402, CVE-2020-14403, CVE-2020-14404

Package Information:
  https://launchpad.net/ubuntu/+source/vino/3.22.0-5ubuntu2.1
  https://launchpad.net/ubuntu/+source/vino/3.22.0-3ubuntu1.1
  https://launchpad.net/ubuntu/+source/vino/3.8.1-0ubuntu9.3

LinuxSecurity Poll

How frequently do you patch/update your system?

No answer selected. Please try again.
Please select either existing option or enter your own, however not both.
Please select minimum 0 answer(s) and maximum 3 answer(s).
/main-polls/52-how-frequently-do-you-patch-update-your-system?task=poll.vote&format=json
52
radio
[{"id":"179","title":"As soon as patches\/updates are released - I track advisories for my distro(s) diligently","votes":"64","type":"x","order":"1","pct":76.19,"resources":[]},{"id":"180","title":"Every so often, when I think of it","votes":"13","type":"x","order":"2","pct":15.48,"resources":[]},{"id":"181","title":"Hardly ever","votes":"7","type":"x","order":"3","pct":8.33,"resources":[]}] ["#ff5b00","#4ac0f2","#b80028","#eef66c","#60bb22","#b96a9a","#62c2cc"] ["rgba(255,91,0,0.7)","rgba(74,192,242,0.7)","rgba(184,0,40,0.7)","rgba(238,246,108,0.7)","rgba(96,187,34,0.7)","rgba(185,106,154,0.7)","rgba(98,194,204,0.7)"] 350

Please vote first in order to view vote results.

VOTE ON THE POLL PAGE


VIEW MORE POLLS

bottom 200

Please enable / Bitte aktiviere JavaScript!
Veuillez activer / Por favor activa el Javascript![ ? ]

We use cookies to provide and improve our services. By using our site, you consent to our Cookie Policy.