CVE-2025-22050NULL Pointer Dereference in Linux

Severity
4.7MEDIUMNVD
OSV8.8OSV7.1OSV5.9OSV5.5OSV4.4
EPSS
0.1%
top 70.27%
CISA KEV
Not in KEV
Exploit
No known exploits
Timeline
PublishedApr 16
Latest updateJan 9

Description

In the Linux kernel, the following vulnerability has been resolved: usbnet:fix NPE during rx_complete Missing usbnet_going_away Check in Critical Path. The usb_submit_urb function lacks a usbnet_going_away validation, whereas __usbnet_queue_skb includes this check. This inconsistency creates a race condition where: A URB request may succeed, but the corresponding SKB data fails to be queued. Subsequent processes: (e.g., rx_complete → defer_bh → __skb_unlink(skb, list)) attempt to access skb-

CVSS vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:HExploitability: 1.0 | Impact: 3.6

Affected Packages6 packages

NVDlinux/linux_kernel5.15.1685.15.180+6
Debianlinux/linux_kernel< 6.1.135-1+2
Ubuntulinux/linux_kernel< 5.15.0-142.152+2
CVEListV5linux/linuxb80aacfea6e8d6ed6e430aa13922d6ccf044415a95789c2f94fd29dce8759f9766baa333f749287c+9
debiandebian/linux< linux 6.1.135-1 (bookworm)

Patches

🔴Vulnerability Details

32
OSV
linux-azure-nvidia vulnerabilities2026-01-09
OSV
linux-azure-fips vulnerabilities2025-12-17
OSV
linux-raspi vulnerabilities2025-11-25
OSV
linux-raspi-realtime vulnerabilities2025-11-24
OSV
linux-aws-6.8 vulnerabilities2025-11-12

📋Vendor Advisories

31
Ubuntu
Linux kernel (Azure, N-Series) vulnerabilities2026-01-09
Ubuntu
Linux kernel (Azure FIPS) vulnerabilities2025-12-17
Ubuntu
Linux kernel (Raspberry Pi) vulnerabilities2025-11-25
Ubuntu
Linux kernel (Raspberry Pi Real-time) vulnerabilities2025-11-24
Ubuntu
Linux kernel (AWS) vulnerabilities2025-11-12