CVE-2025-68797Linux vulnerability

30 documents7 sources
Severity
7.8HIGHOSV
No vector
EPSS
0.1%
top 83.55%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedJan 13
Latest updateApr 17

Description

In the Linux kernel, the following vulnerability has been resolved: char: applicom: fix NULL pointer dereference in ac_ioctl Discovered by Atuin - Automated Vulnerability Discovery Engine. In ac_ioctl, the validation of IndexCard and the check for a valid RamIO pointer are skipped when cmd is 6. However, the function unconditionally executes readb(apbs[IndexCard].RamIO + VERS) at the end. If cmd is 6, IndexCard may reference a board that does not exist (where RamIO is NULL), leading to a NUL

Affected Packages16 packages

Linuxlinux/linux_kernel2.6.125.10.248+5
Debianlinux/linux_kernel< 5.10.249-1+3
Ubuntulinux/linux_kernel< 5.15.0-173.183
CVEListV5linux/linux1da177e4c3f41524e886b7f1b8a0c1fc7321cac25a6240804fb7bbd4f5f6e706955248a6f4c1abbc+7
debiandebian/linux< linux 6.1.162-1 (bookworm)

🔴Vulnerability Details

10
OSV
linux-raspi vulnerabilities2026-04-01
OSV
linux-intel-iot-realtime vulnerabilities2026-03-23
OSV
linux-nvidia-tegra-igx vulnerabilities2026-03-23
OSV
linux-realtime vulnerabilities2026-03-17
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 vulnerabilities2026-03-17

📋Vendor Advisories

18
Ubuntu
Linux kernel (GCP) vulnerabilities2026-04-17
Ubuntu
Linux kernel (FIPS) vulnerabilities2026-04-17
Ubuntu
Linux kernel (Real-time) vulnerabilities2026-04-17
Ubuntu
Linux kernel (Real-time) vulnerabilities2026-04-17
Ubuntu
Linux kernel (NVIDIA) vulnerabilities2026-04-17

🕵️Threat Intelligence

1
Wiz
CVE-2025-68797 Impact, Exploitability, and Mitigation Steps | Wiz