7.5
CWE
401
Advisory Published
CVE Published
CVE Published
Advisory Published
Updated

CVE-2023-32247: Linux Kernel ksmbd Session Setup Memory Exhaustion Denial-of-Service Vulnerability

First published: Wed Jul 05 2023(Updated: )

A flaw was found in the Linux kernel's ksmbd, a high-performance in-kernel SMB server. The specific flaw exists within the handling of SMB2_SESSION_SETUP commands. The issue results from the lack of control of resource consumption. An attacker can leverage this vulnerability to create a denial-of-service condition on the system.

Credit: secalert@redhat.com secalert@redhat.com secalert@redhat.com

Affected SoftwareAffected VersionHow to fix
Linux Linux kernel<=6.3.9
Linux kernel
redhat/kernel<6.4
6.4
Linux Linux kernel>=5.15<=6.1.29
Linux Linux kernel>=6.2<6.2.16
Linux Linux kernel>=6.3<6.3.2
Netapp H300s
Netapp H410s
Netapp H500s
Netapp H700s
ubuntu/linux<5.15.0-101.111
5.15.0-101.111
ubuntu/linux<6.2.0-32.32
6.2.0-32.32
ubuntu/linux<6.4~
6.4~
ubuntu/linux-allwinner<6.4~
6.4~
ubuntu/linux-allwinner-5.19<6.4~
6.4~
ubuntu/linux-aws<5.15.0-1056.61
5.15.0-1056.61
ubuntu/linux-aws<6.2.0-1011.11
6.2.0-1011.11
ubuntu/linux-aws<6.4~
6.4~
ubuntu/linux-aws-5.0<6.4~
6.4~
ubuntu/linux-aws-5.15<5.15.0-1056.61~20.04.1
5.15.0-1056.61~20.04.1
ubuntu/linux-aws-5.15<6.4~
6.4~
ubuntu/linux-aws-5.19<6.4~
6.4~
ubuntu/linux-aws-5.4<6.4~
6.4~
ubuntu/linux-aws-6.2<6.2.0-1011.11~22.04.1
6.2.0-1011.11~22.04.1
ubuntu/linux-aws-6.2<6.4~
6.4~
ubuntu/linux-aws-6.5<6.4~
6.4~
ubuntu/linux-aws-hwe<6.4~
6.4~
ubuntu/linux-azure<5.15.0-1059.67
5.15.0-1059.67
ubuntu/linux-azure<6.2.0-1011.11
6.2.0-1011.11
ubuntu/linux-azure<6.4~
6.4~
ubuntu/linux-azure-4.15<6.4~
6.4~
ubuntu/linux-azure-5.15<5.15.0-1059.67~20.04.1
5.15.0-1059.67~20.04.1
ubuntu/linux-azure-5.15<6.4~
6.4~
ubuntu/linux-azure-5.4<6.4~
6.4~
ubuntu/linux-azure-6.5<6.4~
6.4~
ubuntu/linux-azure-edge<6.4~
6.4~
ubuntu/linux-azure-fde<5.15.0-1059.67.1
5.15.0-1059.67.1
ubuntu/linux-azure-fde<6.4~
6.4~
ubuntu/linux-azure-fde-5.15<5.15.0-1059.67~20.04.1.1
5.15.0-1059.67~20.04.1.1
ubuntu/linux-azure-fde-5.15<6.4~
6.4~
ubuntu/linux-azure-fde-5.19<6.4~
6.4~
ubuntu/linux-bluefield<5.15.0-1038.40
5.15.0-1038.40
ubuntu/linux-bluefield<6.4~
6.4~
ubuntu/linux-dell300x<6.4~
6.4~
ubuntu/linux-fips<6.4~
6.4~
ubuntu/linux-gcp<5.15.0-1054.62
5.15.0-1054.62
ubuntu/linux-gcp<6.2.0-1013.13
6.2.0-1013.13
ubuntu/linux-gcp<6.4~
6.4~
ubuntu/linux-gcp-4.15<6.4~
6.4~
ubuntu/linux-gcp-5.15<5.15.0-1054.62~20.04.1
5.15.0-1054.62~20.04.1
ubuntu/linux-gcp-5.15<6.4~
6.4~
ubuntu/linux-gcp-5.19<6.4~
6.4~
ubuntu/linux-gcp-5.4<6.4~
6.4~
ubuntu/linux-gcp-6.2<6.2.0-1013.13~22.04.1
6.2.0-1013.13~22.04.1
ubuntu/linux-gcp-6.5<6.4~
6.4~
ubuntu/linux-gke<5.15.0-1053.58
5.15.0-1053.58
ubuntu/linux-gke<6.4~
6.4~
ubuntu/linux-gke-4.15<6.4~
6.4~
ubuntu/linux-gke-5.0<6.4~
6.4~
ubuntu/linux-gke-5.15<6.4~
6.4~
ubuntu/linux-gke-5.4<6.4~
6.4~
ubuntu/linux-gkeop<5.15.0-1039.45
5.15.0-1039.45
ubuntu/linux-gkeop<6.4~
6.4~
ubuntu/linux-gkeop-5.15<5.15.0-1039.45~20.04.1
5.15.0-1039.45~20.04.1
ubuntu/linux-gkeop-5.15<6.4~
6.4~
ubuntu/linux-gkeop-5.4<6.4~
6.4~
ubuntu/linux-hwe<6.4~
6.4~
ubuntu/linux-hwe-5.15<5.15.0-101.111~20.04.1
5.15.0-101.111~20.04.1
ubuntu/linux-hwe-5.15<6.4~
6.4~
ubuntu/linux-hwe-5.4<6.4~
6.4~
ubuntu/linux-hwe-6.2<6.2.0-32.32~22.04.1
6.2.0-32.32~22.04.1
ubuntu/linux-hwe-6.2<6.4~
6.4~
ubuntu/linux-hwe-6.5<6.4~
6.4~
ubuntu/linux-hwe-edge<6.4~
6.4~
ubuntu/linux-ibm<5.15.0-1049.52
5.15.0-1049.52
ubuntu/linux-ibm<6.2.0-1009.9
6.2.0-1009.9
ubuntu/linux-ibm<6.4~
6.4~
ubuntu/linux-ibm-5.15<5.15.0-1049.52~20.04.1
5.15.0-1049.52~20.04.1
ubuntu/linux-ibm-5.15<6.4~
6.4~
ubuntu/linux-ibm-5.4<6.4~
6.4~
ubuntu/linux-intel-5.13<6.4~
6.4~
ubuntu/linux-intel-iotg<5.15.0-1051.57
5.15.0-1051.57
ubuntu/linux-intel-iotg<6.4~
6.4~
ubuntu/linux-intel-iotg-5.15<5.15.0-1051.57~20.04.1
5.15.0-1051.57~20.04.1
ubuntu/linux-intel-iotg-5.15<6.4~
6.4~
ubuntu/linux-iot<6.4~
6.4~
ubuntu/linux-kvm<5.15.0-1053.58
5.15.0-1053.58
ubuntu/linux-kvm<6.2.0-1012.12
6.2.0-1012.12
ubuntu/linux-kvm<6.4~
6.4~
ubuntu/linux-laptop<6.4~
6.4~
ubuntu/linux-lowlatency<5.15.0-101.111
5.15.0-101.111
ubuntu/linux-lowlatency<6.2.0-1012.12
6.2.0-1012.12
ubuntu/linux-lowlatency<6.4~
6.4~
ubuntu/linux-lowlatency-hwe-5.15<5.15.0-101.111~20.04.1
5.15.0-101.111~20.04.1
ubuntu/linux-lowlatency-hwe-5.15<6.4~
6.4~
ubuntu/linux-lowlatency-hwe-5.19<6.4~
6.4~
ubuntu/linux-lowlatency-hwe-6.2<6.2.0-1012.12~22.04.1
6.2.0-1012.12~22.04.1
ubuntu/linux-lowlatency-hwe-6.2<6.4~
6.4~
ubuntu/linux-lowlatency-hwe-6.5<6.4~
6.4~
ubuntu/linux-lts-xenial<6.4~
6.4~
ubuntu/linux-nvidia<5.15.0-1047.47
5.15.0-1047.47
ubuntu/linux-nvidia<6.4~
6.4~
ubuntu/linux-oem<6.4~
6.4~
ubuntu/linux-oem-5.10<6.4~
6.4~
ubuntu/linux-oem-5.14<6.4~
6.4~
ubuntu/linux-oem-5.17<6.4~
6.4~
ubuntu/linux-oem-5.6<6.4~
6.4~
ubuntu/linux-oem-6.0<6.4~
6.4~
ubuntu/linux-oem-6.1<6.1.0-1014.14
6.1.0-1014.14
ubuntu/linux-oem-6.1<6.4~
6.4~
ubuntu/linux-oem-6.5<6.4~
6.4~
ubuntu/linux-oem-osp1<6.4~
6.4~
ubuntu/linux-oracle<5.15.0-1054.60
5.15.0-1054.60
ubuntu/linux-oracle<6.2.0-1011.11
6.2.0-1011.11
ubuntu/linux-oracle<6.4~
6.4~
ubuntu/linux-oracle-5.0<6.4~
6.4~
ubuntu/linux-oracle-5.13<6.4~
6.4~
ubuntu/linux-oracle-5.15<5.15.0-1054.60~20.04.1
5.15.0-1054.60~20.04.1
ubuntu/linux-oracle-5.15<6.4~
6.4~
ubuntu/linux-oracle-5.4<6.4~
6.4~
ubuntu/linux-raspi<5.15.0-1049.52
5.15.0-1049.52
ubuntu/linux-raspi<6.2.0-1012.14
6.2.0-1012.14
ubuntu/linux-raspi<6.4~
6.4~
ubuntu/linux-raspi-5.4<6.4~
6.4~
ubuntu/linux-raspi2<6.4~
6.4~
ubuntu/linux-riscv<6.2.0-32.32.2
6.2.0-32.32.2
ubuntu/linux-riscv<6.4~
6.4~
ubuntu/linux-riscv-5.15<5.15.0-1052.56~20.04.1
5.15.0-1052.56~20.04.1
ubuntu/linux-riscv-5.15<6.4~
6.4~
ubuntu/linux-riscv-6.5<6.4~
6.4~
ubuntu/linux-snapdragon<6.4~
6.4~
ubuntu/linux-starfive<6.2.0-1004.5
6.2.0-1004.5
ubuntu/linux-starfive<6.4~
6.4~
ubuntu/linux-starfive-5.19<6.4~
6.4~
ubuntu/linux-starfive-6.5<6.4~
6.4~
ubuntu/linux-xilinx-zynqmp<6.4~
6.4~
debian/linux
4.19.249-2
4.19.304-1
5.10.209-2
5.10.218-1
6.1.76-1
6.1.90-1
6.7.12-1
6.8.12-1

Never miss a vulnerability like this again

Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.

Parent vulnerabilities

(Appears in the following advisories)

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2024 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203