Ubuntu Security Notice USN-4450-1

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Ubuntu Security Notice USN-4450-1
August 04, 2020

whoopsie vulnerabilities
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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 whoopsie.

Software Description:
– whoopsie: Ubuntu error tracker submission

Details:

Seong-Joong Kim discovered that Whoopsie incorrectly handled memory. A
local attacker could use this issue to cause Whoopsie to consume memory,
resulting in a denial of service. (CVE-2020-11937)

Seong-Joong Kim discovered that Whoopsie incorrectly handled parsing files.
A local attacker could use this issue to cause Whoopsie to crash, resulting
in a denial of service, or possibly execute arbitrary code.
(CVE-2020-12135)

Seong-Joong Kim discovered that Whoopsie incorrectly handled memory. A
local attacker could use this issue to cause Whoopsie to consume memory,
resulting in a denial of service. (CVE-2020-15570)

Update instructions:

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

Ubuntu 20.04 LTS:
libwhoopsie0 0.2.69ubuntu0.1
whoopsie 0.2.69ubuntu0.1

Ubuntu 18.04 LTS:
libwhoopsie0 0.2.62ubuntu0.5
whoopsie 0.2.62ubuntu0.5

Ubuntu 16.04 LTS:
libwhoopsie0 0.2.52.5ubuntu0.5
whoopsie 0.2.52.5ubuntu0.5

In general, a standard system update will make all the necessary changes.

References:
https://usn.ubuntu.com/4450-1
CVE-2020-11937, CVE-2020-12135, CVE-2020-15570

Package Information:
https://launchpad.net/ubuntu/+source/whoopsie/0.2.69ubuntu0.1
https://launchpad.net/ubuntu/+source/whoopsie/0.2.62ubuntu0.5
https://launchpad.net/ubuntu/+source/whoopsie/0.2.52.5ubuntu0.5