https://vulnerability.circl.lu/rss/recent/all/10 Most recent entries from all 2026-09-28T07:37:40.429747+00:00 Vulnerability-Lookup info@circl.lu python-feedgen Contains only the most 10 recent entries. https://vulnerability.circl.lu/vuln/cve-2025-39680 CVE-2025-39680 — i2c: rtl9300: Fix out-of-bounds bug in rtl9300_i2c_smbus_xfer 2026-09-28T07:37:40.431204+00:00

Affected: Linux

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

i2c: rtl9300: Fix out-of-bounds bug in rtl9300_i2c_smbus_xfer

The data->block[0] variable comes from user. Without proper check, the variable may be very large to cause an out-of-bounds bug.

Fix this bug by checking the value of data->block[0] first.

1. commit 39244cc75482 ("i2c: ismt: Fix an out-of-bounds bug in ismt_access()") 2. commit 92fbb6d1296f ("i2c: xgene-slimpro: Fix out-of-bounds bug in xgene_slimpro_i2c_xfer()")