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Ubuntu: USN-5361-1 (CVE-2021-39636): Linux kernel vulnerabilities

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Ubuntu: USN-5361-1 (CVE-2021-39636): Linux kernel vulnerabilities

Severity
2
CVSS
(AV:L/AC:L/Au:N/C:P/I:N/A:N)
Published
12/15/2021
Created
04/05/2022
Added
04/01/2022
Modified
04/21/2022

Description

In do_ipt_get_ctl and do_ipt_set_ctl of ip_tables.c, there is a possible way to leak kernel information due to uninitialized data. This could lead to local information disclosure with system execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-120612905References: Upstream kernel

Solution(s)

  • ubuntu-upgrade-linux-image-4-4-0-1103-aws
  • ubuntu-upgrade-linux-image-4-4-0-1104-kvm
  • ubuntu-upgrade-linux-image-4-4-0-1139-aws
  • ubuntu-upgrade-linux-image-4-4-0-223-generic
  • ubuntu-upgrade-linux-image-4-4-0-223-lowlatency
  • ubuntu-upgrade-linux-image-aws
  • ubuntu-upgrade-linux-image-generic
  • ubuntu-upgrade-linux-image-generic-lts-xenial
  • ubuntu-upgrade-linux-image-kvm
  • ubuntu-upgrade-linux-image-lowlatency
  • ubuntu-upgrade-linux-image-lowlatency-lts-xenial
  • ubuntu-upgrade-linux-image-virtual
  • ubuntu-upgrade-linux-image-virtual-lts-xenial

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