Buffer Overflow Affecting rv package, versions *


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.02% (7th percentile)

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  • Snyk IDSNYK-RHEL10-RV-15298623
  • published17 Feb 2026
  • disclosed14 Feb 2026

Introduced: 14 Feb 2026

NewCVE-2026-23178  (opens in a new tab)
CWE-120  (opens in a new tab)

How to fix?

There is no fixed version for RHEL:10 rv.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rv package and not the rv package as distributed by RHEL. See How to fix? for RHEL:10 relevant fixed versions and status.

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

HID: i2c-hid: fix potential buffer overflow in i2c_hid_get_report()

i2c_hid_xfer is used to read recv_len + sizeof(__le16) bytes of data into ihid->rawbuf.

The former can come from the userspace in the hidraw driver and is only bounded by HID_MAX_BUFFER_SIZE(16384) by default (unless we also set max_buffer_size field of struct hid_ll_driver which we do not).

The latter has size determined at runtime by the maximum size of different report types you could receive on any particular device and can be a much smaller value.

Fix this by truncating recv_len to ihid->bufsize - sizeof(__le16).

The impact is low since access to hidraw devices requires root.

CVSS Base Scores

version 3.1