Vulnerability · Published Mar 25, 2025 · Assigned by redhat-cnalr
CVE-2025-2312cifs.upcall makes an upcall to the wrong namespace in containerized environments
Medium 5.9
In plain English
A medium-severity security flaw in cifs-utils from cifs-utils. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 12% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.9Medium
Exploit odds (30 days)0.2%top 88.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A flaw was found in cifs-utils. When trying to obtain Kerberos credentials, the cifs.upcall program from the cifs-utils package makes an upcall to the wrong namespace in containerized environments. This issue may lead to disclosing sensitive data from the host's Kerberos credentials cache.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | cifs-utils | no fix listed | DEBIAN-CVE-2025-2312 |
| Debian:13 | cifs-utils | 2:7.2-1 | DEBIAN-CVE-2025-2312 |
| Debian:14 | cifs-utils | 2:7.2-1 | DEBIAN-CVE-2025-2312 |
| Ubuntu:22.04:LTS | cifs-utils | 2:6.14-1ubuntu0.2 | USN-7536-1 |
| Ubuntu:22.04:LTS | cifs-utils | 2:6.14-1ubuntu0.2 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | cifs-utils | 2:7.0-2ubuntu0.1 | USN-7536-1 |
| Ubuntu:24.04:LTS | cifs-utils | 2:7.0-2ubuntu0.1 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux | 5.15.0-142.152 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux | 6.8.0-62.65 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux | 6.8.0-62.65 | USN-7595-1 |
| Ubuntu:22.04:LTS | linux-allwinner-5.19 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1086.93 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-aws | 6.8.0-1030.32 | USN-7595-1 |
| Ubuntu:24.04:LTS | linux-aws | 6.8.0-1030.32 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-aws-5.19 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-aws-6.2 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-aws-6.5 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-aws-6.8 | 6.8.0-1030.32~22.04.1 | USN-7595-1 |
| Ubuntu:22.04:LTS | linux-aws-6.8 | 6.8.0-1030.32~22.04.1 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1082.91 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-azure | 6.8.0-1025.30 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-azure-5.19 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-azure-6.11 | 6.11.0-1013.13~24.04.1 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-azure-6.11 | 6.11.0-1013.13~24.04.1 | USN-7448-1 |
| Ubuntu:22.04:LTS | linux-azure-6.2 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-azure-6.5 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-azure-6.8 | 6.8.0-1025.30~22.04.1 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1082.91.1 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-azure-fde-5.19 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-azure-fde-6.2 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-azure-nvidia | 6.8.0-1014.15 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1085.94 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-gcp | 6.8.0-1031.33 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-gcp | 6.8.0-1031.33 | USN-7595-5 |
| Ubuntu:22.04:LTS | linux-gcp-5.19 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-gcp-6.11 | 6.11.0-1016.16~24.04.1 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-gcp-6.2 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-gcp-6.5 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-gcp-6.8 | 6.8.0-1031.33~22.04.1 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-gcp-6.8 | 6.8.0-1031.33~22.04.1 | USN-7595-5 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1083.89 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-gke | 6.8.0-1026.30 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-gke | 6.8.0-1026.30 | USN-7595-1 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1068.76 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-gkeop | 6.8.0-1013.15 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-gkeop | 6.8.0-1013.15 | USN-7595-1 |
| Ubuntu:22.04:LTS | linux-hwe-5.19 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-hwe-6.11 | 6.11.0-28.28~24.04.1 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-hwe-6.2 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-hwe-6.5 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-hwe-6.8 | 6.8.0-64.67~22.04.1 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1078.81 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-ibm | 6.8.0-1027.27 | USN-7595-1 |
| Ubuntu:24.04:LTS | linux-ibm | 6.8.0-1027.27 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-ibm-6.8 | 6.8.0-1027.27~22.04.1 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1081.87 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1082.87 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-142.152 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-lowlatency | 6.8.0-62.65.1 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-lowlatency | 6.8.0-62.65.1 | USN-7595-1 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-5.19 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-lowlatency-hwe-6.11 | 6.11.0-1015.16~24.04.2 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.2 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.5 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.8 | 6.8.0-62.65.1~22.04.1 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.8 | 6.8.0-62.65.1~22.04.1 | USN-7595-1 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1080.81 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-nvidia | 6.8.0-1029.32 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-nvidia | 6.8.0-1029.32 | USN-7595-1 |
| Ubuntu:24.04:LTS | linux-nvidia-6.11 | 6.11.0-1012.12 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-nvidia-6.2 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-nvidia-6.5 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-nvidia-6.8 | 6.8.0-1029.32~22.04.1 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-nvidia-6.8 | 6.8.0-1029.32~22.04.1 | USN-7595-1 |
| Ubuntu:24.04:LTS | linux-nvidia-lowlatency | 6.8.0-1029.32.1 | USN-7595-1 |
| Ubuntu:24.04:LTS | linux-nvidia-lowlatency | 6.8.0-1029.32.1 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-nvidia-tegra | 5.15.0-1039.39 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-nvidia-tegra | 6.8.0-1008.8 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-nvidia-tegra-igx | 5.15.0-1028.28 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-oem-6.0 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-oem-6.1 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-oem-6.11 | 6.11.0-1024.24 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-oem-6.5 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-oem-6.8 | 6.8.0-1029.29 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-oem-6.8 | 6.8.0-1029.29 | USN-7595-1 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1083.89 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-oracle | 6.8.0-1027.28 | USN-7595-4 |
| Ubuntu:24.04:LTS | linux-oracle | 6.8.0-1027.28 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-oracle-6.5 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-oracle-6.8 | 6.8.0-1027.28~22.04.1 | USN-7595-4 |
| Ubuntu:22.04:LTS | linux-oracle-6.8 | 6.8.0-1027.28~22.04.1 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1080.83 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-raspi | 6.8.0-1029.33 | USN-7595-4 |
| Ubuntu:24.04:LTS | linux-raspi | 6.8.0-1029.33 | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-riscv | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-riscv | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-riscv-5.19 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-riscv-6.5 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-riscv-6.8 | 6.8.0-62.65~22.04.1 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-starfive-5.19 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-starfive-6.2 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-starfive-6.5 | no fix listed | UBUNTU-CVE-2025-2312 |
| Ubuntu:24.04:LTS | linux-xilinx | 6.8.0-1017.18 | UBUNTU-CVE-2025-2312 |
| Ubuntu:22.04:LTS | linux-xilinx-zynqmp | 5.15.0-1050.54 | UBUNTU-CVE-2025-2312 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| cifs-utils | cifs-utils | 0 – before 7.2 |
Weakness: CWE-488 · Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:N/A:N