CVE-2024-49968 — Improper Input Validation in Linux

CWE-20 — Improper Input Validation50 documents7 sources
Severity
5.5MEDIUMNVD
OSV8.8OSV7.8
EPSS
0.0%
top 96.36%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
15
LinuxLinux KernelDebian Linux+12 more
Timeline
PublishedOct 21
Latest updateApr 13

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.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.8 | Impact: 3.6

Affected Packages17 packages

▶NVDlinux/linux_kernel< 6.11.3
▶Debianlinux/linux_kernel< 6.1.162-1+2
▶Ubuntulinux/linux_kernel< 5.15.0-173.183+2

Patches

Patch: git.kernel.org ↗Patch: git.kernel.org ↗

🔴Vulnerability Details

23
OSV
linux-raspi vulnerabilities↗2026-04-01
▶
OSV
linux-intel-iot-realtime vulnerabilities↗2026-03-23
▶
OSV
linux-nvidia-tegra-igx vulnerabilities↗2026-03-23
▶
OSV
linux-realtime vulnerabilities↗2026-03-17
▶
OSV
linux-aws-5.15, linux-gcp-5.15, linux-gke, linux-hwe-5.15, linux-intel-iotg-5.15, linux-lowlatency-hwe-5.15, linux-oracle-5.15 vulnerabilities↗2026-03-17
▶

📋Vendor Advisories

26
Ubuntu
Linux kernel (Azure) vulnerabilities↗2026-04-13
▶
Ubuntu
Linux kernel (Azure FIPS) vulnerabilities↗2026-04-09
▶
Ubuntu
Linux kernel (Raspberry Pi) vulnerabilities↗2026-04-01
▶
Ubuntu
Linux kernel (Intel IoTG Real-time) vulnerabilities↗2026-03-23
▶
Ubuntu
Linux kernel (NVIDIA Tegra IGX) vulnerabilities↗2026-03-23
▶