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Ubuntu: (CVE-2021-3715): linux vulnerability

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Ubuntu: (CVE-2021-3715): linux vulnerability

Severity
7
CVSS
(AV:L/AC:L/Au:N/C:C/I:C/A:C)
Published
03/02/2022
Created
11/21/2024
Added
11/19/2024
Modified
11/19/2024

Description

A flaw was found in the "Routing decision" classifier in the Linux kernel's Traffic Control networking subsystem in the way it handled changing of classification filters, leading to a use-after-free condition. This flaw allows unprivileged local users to escalate their privileges on the system. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.

Solution(s)

  • ubuntu-upgrade-linux
  • ubuntu-upgrade-linux-aws
  • ubuntu-upgrade-linux-aws-hwe
  • ubuntu-upgrade-linux-azure
  • ubuntu-upgrade-linux-gcp
  • ubuntu-upgrade-linux-hwe
  • ubuntu-upgrade-linux-kvm
  • ubuntu-upgrade-linux-lts-xenial
  • ubuntu-upgrade-linux-oem-osp1
  • ubuntu-upgrade-linux-oracle
  • ubuntu-upgrade-linux-raspi2
  • ubuntu-upgrade-linux-snapdragon

References

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