CVE-2021-47522

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

HID: bigbenff: prevent null pointer dereference

When emulating the device through uhid, there is a chance we don't have output reports and so report_field is null.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-476

Affected software

VendorProductVersions
LinuxLinux>= 256a90ed9e46b270bbc4e15ef05216ff049c3721, < 8e0ceff632f48175ec7fb4706129c55ca8a7c7bd; >= 256a90ed9e46b270bbc4e15ef05216ff049c3721, < 6272b17001e6fdcf7b4a16206287010a1523fa6e; >= 256a90ed9e46b270bbc4e15ef05216ff049c3721, < 58f15f5ae7786c824868f3a7e093859b74669ce7; >= 256a90ed9e46b270bbc4e15ef05216ff049c3721, < 918aa1ef104d286d16b9e7ef139a463ac7a296f0
LinuxLinux4.20

References

Timeline

Published
May 24, 2024
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-475235.5In the Linux kernel, the following vulnerability has been resolved: IB/hfi1: Fix leak of rcvhdrtail_dummy_kvaddr This buffer is currently CVE-2021-475245.5In the Linux kernel, the following vulnerability has been resolved: serial: liteuart: fix minor-number leak on probe errors Make sure to rCVE-2021-475257.8In the Linux kernel, the following vulnerability has been resolved: serial: liteuart: fix use-after-free and memleak on unbind Deregister CVE-2021-475265.5In the Linux kernel, the following vulnerability has been resolved: serial: liteuart: Fix NULL pointer dereference in ->remove() drvdata hCVE-2021-475275.5In the Linux kernel, the following vulnerability has been resolved: serial: core: fix transmit-buffer reset and memleak Commit 761ed4a9458CVE-2021-475285.5In the Linux kernel, the following vulnerability has been resolved: usb: cdnsp: Fix a NULL pointer dereference in cdnsp_endpoint_init() InCVE-2021-475295.5In the Linux kernel, the following vulnerability has been resolved: iwlwifi: Fix memory leaks in error handling path Should an error occurCVE-2021-475305.5In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix wait_fence submitqueue leak We weren't dropping the submiCVE-2021-475315.5In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix mmap to include VM_IO and VM_DONTDUMP In commit 510410bfcCVE-2021-475325.5In the Linux kernel, the following vulnerability has been resolved: drm/msm/devfreq: Fix OPP refcnt leakCVE-2021-475337.8In the Linux kernel, the following vulnerability has been resolved: drm/vc4: kms: Clear the HVS FIFO commit pointer once done Commit 9ec03CVE-2021-475344.1In the Linux kernel, the following vulnerability has been resolved: drm/vc4: kms: Add missing drm_crtc_commit_put Commit 9ec03d7f1ed3 ("dr
CVE-2021-47522: Medium severity, CVSS 5.5 | Vulnix