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Vulnerability · Published Mar 27, 2023 · Assigned by redhat

CVE-2023-0210

High 7.5

In plain English

A high-severity heap buffer overflow in Linux Kernel. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 71.7% (higher than 99.4% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)7.5High
Exploit odds (30 days)71.7%top 0.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

A bug affects the Linux kernel’s ksmbd NTLMv2 authentication and is known to crash the OS immediately in Linux-based systems.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12linux6.1.7-1DEBIAN-CVE-2023-0210
Debian:13linux6.1.7-1DEBIAN-CVE-2023-0210
Debian:14linux6.1.7-1DEBIAN-CVE-2023-0210
Ubuntu:22.04:LTSlinux5.15.0-69.76USN-5982-1
Ubuntu:22.04:LTSlinux5.15.0-69.76UBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-aws5.15.0-1033.37USN-5982-1
Ubuntu:22.04:LTSlinux-aws5.15.0-1033.37UBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-azure5.15.0-1035.42UBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-azure5.15.0-1035.42USN-5982-1
Ubuntu:22.04:LTSlinux-azure-5.195.19.0-1026.29~22.04.1USN-6079-1
Ubuntu:22.04:LTSlinux-azure-5.195.19.0-1026.29~22.04.1UBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1035.42.1UBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-azure-fde5.15.0-1035.42.1USN-5982-1
Ubuntu:22.04:LTSlinux-gcp5.15.0-1031.38UBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-gcp5.15.0-1031.38USN-5982-1
Ubuntu:22.04:LTSlinux-gke5.15.0-1030.35USN-5987-1
Ubuntu:22.04:LTSlinux-gke5.15.0-1030.35UBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1017.22USN-5982-1
Ubuntu:22.04:LTSlinux-gkeop5.15.0-1017.22UBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-hwe-5.195.19.0-42.43~22.04.1USN-6096-1
Ubuntu:22.04:LTSlinux-hwe-5.195.19.0-42.43~22.04.1UBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-ibm5.15.0-1027.30USN-5987-1
Ubuntu:22.04:LTSlinux-ibm5.15.0-1027.30UBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1027.32UBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-intel-iotg5.15.0-1027.32USN-6004-1
Ubuntu:22.04:LTSlinux-kvm5.15.0-1030.35UBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-kvm5.15.0-1030.35USN-5987-1
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-69.76USN-5982-1
Ubuntu:22.04:LTSlinux-lowlatency5.15.0-69.76UBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.195.19.0-1024.25~22.04.1UBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-nvidia5.15.0-1023.23UBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-oem-5.17no fix listedUBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-oem-6.0no fix listedUBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-oem-6.16.1.0-1007.7USN-5915-1
Ubuntu:22.04:LTSlinux-oem-6.16.1.0-1007.7UBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-oracle5.15.0-1032.38UBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-oracle5.15.0-1032.38USN-5982-1
Ubuntu:22.04:LTSlinux-raspi5.15.0-1026.28UBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-raspi5.15.0-1026.28USN-5982-1
Ubuntu:24.04:LTSlinux-raspi-realtimeno fix listedUBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-realtimeno fix listedUBUNTU-CVE-2023-0210
Ubuntu:22.04:LTSlinux-riscvno fix listedUBUNTU-CVE-2023-0210

Affected products (as reported)

VendorProductVersions
n/a Linux Kernel Kernel 6.2 RC4

Weakness: CWE-122

References