medium
5.5
Advisory Published
Updated

CVE-2022-36879

First published: Wed Jul 27 2022(Updated: )

An issue was discovered in the Linux kernel through 5.18.14. xfrm_expand_policies in net/xfrm/xfrm_policy.c can cause a refcount to be dropped twice.

Credit: cve@mitre.org

Affected SoftwareAffected VersionHow to fix
redhat/kernel<5.19
5.19
Linux Kernel<=5.18.14
Debian Linux=10.0
Debian Linux=11.0
All of
NetApp AFF A700s Firmware
NetApp A700
NetApp Active IQ Unified Manager for VMware vSphere
NetApp E-Series SANtricity OS Controller>=11.0<=11.50.2
NetApp Bootstrap OS
All of
NetApp AFF 8300 Firmware
NetApp AFF 8300
All of
NetApp FAS8300
NetApp FAS8300
All of
NetApp AFF 8700
NetApp AFF 8700
All of
NetApp FAS8700 Firmware
NetApp FAS8700
All of
NetApp AFF A400
NetApp AFF A400
All of
NetApp FAS A400
NetApp FAS A400
All of
NetApp A250 Firmware
NetApp A250 Firmware
All of
NetApp FAS A250
NetApp FAS A250
All of
NetApp FAS500F Firmware
NetApp FAS500F Firmware
All of
NetApp FAS 500F Firmware
NetApp AFF 500F Firmware
All of
NetApp H300S Firmware
NetApp H300S Firmware
All of
NetApp H500e Firmware
NetApp H500e Firmware
All of
NetApp H700S
NetApp H700S
All of
NetApp H410S
NetApp H410S Firmware
All of
NetApp H410C
NetApp H410C Firmware
All of
NetApp H610C
NetApp H610C Firmware
All of
NetApp HCI H610S Firmware
NetApp H610S Firmware
All of
NetApp H615C
NetApp H615C
NetApp AFF A700s Firmware
NetApp A700
NetApp AFF 8300 Firmware
NetApp AFF 8300
NetApp FAS8300
NetApp FAS8300
NetApp AFF 8700
NetApp AFF 8700
NetApp FAS8700 Firmware
NetApp FAS8700
NetApp AFF A400
NetApp AFF A400
NetApp FAS A400
NetApp FAS A400
NetApp A250 Firmware
NetApp A250 Firmware
NetApp FAS A250
NetApp FAS A250
NetApp FAS500F Firmware
NetApp FAS500F Firmware
NetApp FAS 500F Firmware
NetApp AFF 500F Firmware
NetApp H300S Firmware
NetApp H300S Firmware
NetApp H500e Firmware
NetApp H500e Firmware
NetApp H700S
NetApp H700S
NetApp H410S
NetApp H410S Firmware
NetApp H410C
NetApp H410C Firmware
NetApp H610C
NetApp H610C Firmware
NetApp HCI H610S Firmware
NetApp H610S Firmware
NetApp H615C
NetApp H615C
debian/linux
5.10.223-1
5.10.234-1
6.1.129-1
6.1.128-1
6.12.20-1
6.12.21-1

Remedy

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit?id=f85daf0e725358be78dfd208dea5fd665d8cb901

Remedy

https://github.com/torvalds/linux/commit/f85daf0e725358be78dfd208dea5fd665d8cb901

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Reference Links

Frequently Asked Questions

  • What is the severity of CVE-2022-36879?

    The severity of CVE-2022-36879 is classified as high due to potential memory corruption issues.

  • How do I fix CVE-2022-36879?

    To fix CVE-2022-36879, update the Linux kernel to version 5.19 or higher.

  • What systems are affected by CVE-2022-36879?

    CVE-2022-36879 affects Linux kernel versions up to 5.18.14 across various distributions.

  • Can CVE-2022-36879 lead to remote code execution?

    Yes, CVE-2022-36879 can potentially lead to remote code execution due to improper handling of reference counts.

  • Are there any workarounds for CVE-2022-36879?

    There are no effective workarounds for CVE-2022-36879 other than upgrading to a patched kernel version.

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