Vulnerability · Published Nov 18, 2024 · Assigned by fedora
CVE-2023-39180Kernel: ksmbd: read request memory leak denial-of-service vulnerability
Medium 4.0
In plain English
A medium-severity uncontrolled resource consumption in kernel. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 73% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)4.0Medium
Exploit odds (30 days)1.4%top 26.7% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A flaw was found within the handling of SMB2_READ commands in the kernel ksmbd module. The issue results from not releasing memory after its effective lifetime. An attacker can leverage this to create a denial-of-service condition on affected installations of Linux. Authentication is not required to exploit this vulnerability, but only systems with ksmbd enabled are vulnerable.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | linux | 6.1.55-1 | DEBIAN-CVE-2023-39180 |
| Debian:13 | linux | 6.5.3-1 | DEBIAN-CVE-2023-39180 |
| Debian:14 | linux | 6.5.3-1 | DEBIAN-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux | 5.15.0-94.104 | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-allwinner-5.19 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1053.58 | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-aws-5.19 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-aws-6.2 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-aws-6.5 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1056.64 | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-azure-5.19 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-azure-6.2 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-azure-6.5 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1056.64.1 | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-azure-fde-5.19 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-azure-fde-6.2 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1051.59 | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-gcp-5.19 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-gcp-6.2 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-gcp-6.5 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1050.55 | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1036.42 | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-hwe-5.19 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-hwe-6.2 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-hwe-6.5 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1046.49 | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1047.53 | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1050.55 | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-94.104 | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-5.19 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.2 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.5 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1044.44 | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-nvidia-6.2 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-nvidia-6.5 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-nvidia-tegra | 5.15.0-1022.22 | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-nvidia-tegra-igx | 5.15.0-1009.9 | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-oem-6.0 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-oem-6.1 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-oem-6.5 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1051.57 | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-oracle-6.5 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1046.49 | UBUNTU-CVE-2023-39180 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-riscv | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-riscv-5.19 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-riscv-6.5 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-starfive-5.19 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-starfive-6.2 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-starfive-6.5 | no fix listed | UBUNTU-CVE-2023-39180 |
| Ubuntu:22.04:LTS | linux-xilinx-zynqmp | 5.15.0-1027.31 | UBUNTU-CVE-2023-39180 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| kernel | see references | |
| Red Hat | Red Hat Enterprise Linux 6 | see references |
| Red Hat | Red Hat Enterprise Linux 7 | see references |
| Red Hat | Red Hat Enterprise Linux 7 | see references |
| Red Hat | Red Hat Enterprise Linux 8 | see references |
| Red Hat | Red Hat Enterprise Linux 8 | see references |
| Red Hat | Red Hat Enterprise Linux 9 | see references |
| Red Hat | Red Hat Enterprise Linux 9 | see references |
Weakness: CWE-400, CWE-125 · Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:N/A:L
References
- https://access.redhat.com/security/cve/CVE-2023-39180 vdb-entry, x_refsource_REDHAT
- RHBZ#2326531 issue-tracking, x_refsource_REDHAT
- https://www.zerodayinitiative.com/advisories/ZDI-24-589/