Vulnerability · Published Oct 21, 2024 · Assigned by Linux
CVE-2024-49968ext4: filesystems without casefold feature cannot be mounted with siphash
Medium 5.5
In plain English
A medium-severity security flaw in Linux from Linux. 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 16% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)5.5Medium
Exploit odds (30 days)0.2%top 84.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
In the Linux kernel, the following vulnerability has been resolved: ext4: filesystems without casefold feature cannot be mounted with siphash When mounting the ext4 filesystem, if the default hash version is set to DX_HASH_SIPHASH but the casefold feature is not set, exit the mounting.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | linux | 6.1.162-1 | DSA-6127-1 |
| Debian:12 | linux | 6.1.162-1 | DEBIAN-CVE-2024-49968 |
| Debian:13 | linux | 6.11.4-1 | DEBIAN-CVE-2024-49968 |
| Debian:14 | linux | 6.11.4-1 | DEBIAN-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux | 5.15.0-173.183 | USN-8096-1 |
| Ubuntu:22.04:LTS | linux | 5.15.0-173.183 | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux | 6.8.0-56.58 | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux | 6.8.0-56.58 | USN-7383-1 |
| Ubuntu:22.04:LTS | linux-allwinner-5.19 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1103.110 | USN-8096-1 |
| Ubuntu:22.04:LTS | linux-aws | 5.15.0-1103.110 | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-aws | 6.8.0-1025.27 | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-aws | 6.8.0-1025.27 | USN-7383-1 |
| Ubuntu:22.04:LTS | linux-aws-5.19 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-aws-6.2 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-aws-6.5 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-aws-6.8 | 6.8.0-1027.29~22.04.1 | USN-7451-1 |
| Ubuntu:22.04:LTS | linux-aws-6.8 | 6.8.0-1027.29~22.04.1 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1109.118 | USN-8163-2 |
| Ubuntu:22.04:LTS | linux-azure | 5.15.0-1109.118 | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-azure | 6.8.0-1025.30 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-azure-5.19 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-azure-6.11 | 6.11.0-1012.12~24.04.1 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-azure-6.2 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-azure-6.5 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-azure-6.8 | 6.8.0-1025.30~22.04.1 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-azure-fde | 5.15.0-1109.118.1 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-azure-fde-5.19 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-azure-fde-6.2 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-azure-nvidia | 6.8.0-1014.15 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1103.112 | USN-8096-1 |
| Ubuntu:22.04:LTS | linux-gcp | 5.15.0-1103.112 | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-gcp | 6.8.0-1026.28 | USN-7383-1 |
| Ubuntu:24.04:LTS | linux-gcp | 6.8.0-1026.28 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-gcp-5.19 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-gcp-6.11 | 6.11.0-1011.11~24.04.1 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-gcp-6.2 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-gcp-6.5 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-gcp-6.8 | 6.8.0-1026.28~22.04.1 | USN-7383-1 |
| Ubuntu:22.04:LTS | linux-gcp-6.8 | 6.8.0-1026.28~22.04.1 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1099.105 | USN-8096-3 |
| Ubuntu:22.04:LTS | linux-gke | 5.15.0-1099.105 | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-gke | 6.8.0-1021.25 | USN-7383-1 |
| Ubuntu:24.04:LTS | linux-gke | 6.8.0-1021.25 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1086.94 | USN-8096-1 |
| Ubuntu:22.04:LTS | linux-gkeop | 5.15.0-1086.94 | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-gkeop | 6.8.0-1008.10 | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-gkeop | 6.8.0-1008.10 | USN-7383-1 |
| Ubuntu:22.04:LTS | linux-hwe-5.19 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-hwe-6.2 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-hwe-6.5 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-hwe-6.8 | 6.8.0-57.59~22.04.1 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1097.100 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-ibm | 5.15.0-1097.100 | USN-8096-1 |
| Ubuntu:24.04:LTS | linux-ibm | 6.8.0-1022.22 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-ibm-6.8 | 6.8.0-1023.23~22.04.1 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-intel-iot-realtime | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1098.104 | USN-8096-1 |
| Ubuntu:22.04:LTS | linux-intel-iotg | 5.15.0-1098.104 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1095.100 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-kvm | 5.15.0-1095.100 | USN-8096-1 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-173.183 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-lowlatency | 5.15.0-173.183 | USN-8096-1 |
| Ubuntu:24.04:LTS | linux-lowlatency | 6.8.0-56.58.1 | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-lowlatency | 6.8.0-56.58.1 | USN-7383-1 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-5.19 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.2 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.5 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.8 | 6.8.0-56.58.1~22.04.1 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-lowlatency-hwe-6.8 | 6.8.0-56.58.1~22.04.1 | USN-7383-1 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1098.99 | USN-8096-1 |
| Ubuntu:22.04:LTS | linux-nvidia | 5.15.0-1098.99 | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-nvidia | 6.8.0-1024.27 | USN-7383-1 |
| Ubuntu:24.04:LTS | linux-nvidia | 6.8.0-1024.27 | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-nvidia-6.11 | 6.11.0-1007.7 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-nvidia-6.2 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-nvidia-6.5 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-nvidia-6.8 | 6.8.0-1024.27~22.04.1 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-nvidia-6.8 | 6.8.0-1024.27~22.04.1 | USN-7383-1 |
| Ubuntu:24.04:LTS | linux-nvidia-lowlatency | 6.8.0-1024.27.1 | USN-7383-1 |
| Ubuntu:24.04:LTS | linux-nvidia-lowlatency | 6.8.0-1024.27.1 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-nvidia-tegra | 5.15.0-1055.55 | USN-8096-1 |
| Ubuntu:22.04:LTS | linux-nvidia-tegra | 5.15.0-1055.55 | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-nvidia-tegra | 6.8.0-1004.4 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-nvidia-tegra-igx | 5.15.0-1044.44 | USN-8096-5 |
| Ubuntu:22.04:LTS | linux-nvidia-tegra-igx | 5.15.0-1044.44 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-oem-5.17 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-oem-6.0 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-oem-6.1 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-oem-6.11 | 6.11.0-1015.15 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-oem-6.5 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-oem-6.8 | 6.8.0-1024.24 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1100.106 | USN-8096-1 |
| Ubuntu:22.04:LTS | linux-oracle | 5.15.0-1100.106 | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-oracle | 6.8.0-1022.23 | USN-7383-1 |
| Ubuntu:24.04:LTS | linux-oracle | 6.8.0-1022.23 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-oracle-6.5 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-oracle-6.8 | 6.8.0-1022.23~22.04.1 | USN-7383-1 |
| Ubuntu:22.04:LTS | linux-oracle-6.8 | 6.8.0-1022.23~22.04.1 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1097.100 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-raspi | 5.15.0-1097.100 | USN-8141-1 |
| Ubuntu:24.04:LTS | linux-raspi | 6.8.0-1028.32 | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-raspi | 6.8.0-1028.32 | USN-7524-1 |
| Ubuntu:24.04:LTS | linux-raspi-realtime | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-realtime | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-riscv | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-riscv | 6.8.0-56.58.1 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-riscv-5.19 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-riscv-6.5 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-riscv-6.8 | 6.8.0-56.58.1~22.04.1 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-starfive-5.19 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-starfive-6.2 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-starfive-6.5 | no fix listed | UBUNTU-CVE-2024-49968 |
| Ubuntu:24.04:LTS | linux-xilinx | 6.8.0-1017.18 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-xilinx-zynqmp | 5.15.0-1067.71 | UBUNTU-CVE-2024-49968 |
| Ubuntu:22.04:LTS | linux-xilinx-zynqmp | 5.15.0-1067.71 | USN-8096-1 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux | 471fbbea7ff7061b2d6474665cb5a2ceb4fd6500 – before 86b81d4eab1cd4c56f7447896232cf33472c2395471fbbea7ff7061b2d6474665cb5a2ceb4fd6500 – before 11bd1c279bac701ba91119875796ffff3b98250e471fbbea7ff7061b2d6474665cb5a2ceb4fd6500 – before 52c4538a92da6f3242d4140c03ddc5ee71b39ba8471fbbea7ff7061b2d6474665cb5a2ceb4fd6500 – before e1373903db6c4ac994de0d18076280ad88e12dee471fbbea7ff7061b2d6474665cb5a2ceb4fd6500 – before 985b67cd86392310d9e9326de941c22fc9340eec |
| Linux | Linux | 5.13 |
References
- https://git.kernel.org/stable/c/86b81d4eab1cd4c56f7447896232cf33472c2395
- https://git.kernel.org/stable/c/11bd1c279bac701ba91119875796ffff3b98250e
- https://git.kernel.org/stable/c/52c4538a92da6f3242d4140c03ddc5ee71b39ba8
- https://git.kernel.org/stable/c/e1373903db6c4ac994de0d18076280ad88e12dee
- https://git.kernel.org/stable/c/985b67cd86392310d9e9326de941c22fc9340eec
- https://cert-portal.siemens.com/productcert/html/ssa-019113.html
- https://cert-portal.siemens.com/productcert/html/ssa-457936.html