Friday, February 5, 2021

Ubuntu: USN-4720-1 (CVE-2021-25684): Apport vulnerabilities

Description
Details for this vulnerability have not been published by NIST at this point. Descriptions from software vendor advisories for this issue are provided below.From USN-4720-1:Itai Greenhut discovered that Apport incorrectly parsed certain files in the /proc filesystem. A local attacker could use this issue to escalate privileges and run arbitrary code. (CVE-2021-25682,CVE-2021-25683)Itai Greenhut discovered that Apport incorrectly handled opening certain special files. A local attacker could possibly use this issue to cause Apport to hang, resulting in a denial of service. (CVE-2021-25684)
Solution(s)
  • ubuntu-upgrade-apport
  • ubuntu-upgrade-python-apport
  • ubuntu-upgrade-python3-apport


  • References
  • USN-4720-1
  • CVE-2021-25684




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