ESB-2020.2672 – [Ubuntu] Whoopsie: Multiple vulnerabilities

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2020.2672
                   USN-4450-1: Whoopsie vulnerabilities
                               5 August 2020

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           Whoopsie
Publisher:         Ubuntu
Operating System:  Ubuntu
Impact/Access:     Denial of Service               -- Existing Account
                   Execute Arbitrary Code/Commands -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2020-15570 CVE-2020-12135 CVE-2020-11937

Original Bulletin: 
   https://usn.ubuntu.com/4450-1/

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USN-4450-1: Whoopsie vulnerabilities
04 August 2020

Several security issues were fixed in whoopsie.
Releases

  o Ubuntu 20.04 LTS
  o Ubuntu 18.04 LTS
  o Ubuntu 16.04 LTS

Packages

  o 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

  o libwhoopsie0 - 0.2.69ubuntu0.1
  o whoopsie - 0.2.69ubuntu0.1

Ubuntu 18.04

  o libwhoopsie0 - 0.2.62ubuntu0.5
  o whoopsie - 0.2.62ubuntu0.5

Ubuntu 16.04

  o libwhoopsie0 - 0.2.52.5ubuntu0.5
  o whoopsie - 0.2.52.5ubuntu0.5

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

References

  o CVE-2020-11937
  o CVE-2020-12135
  o CVE-2020-15570

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