CVE-2025-39680

linux: In the Linux kernel, the following vulnerability has been resolved: i2c: rtl9300: Fix out-of-bounds bug in rtl9300_i...

CVE-2025-39680 is fixed in linux on 1 platform by DEBIAN-CVE-2025-39680 (version 6.16.5-1), released September 5, 2025. It is not reported as exploited. Patch Radar priority: High.

High
CVSS
7.1
high
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0016
4th percentile

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()")

Where it's fixed

ProductFixed inFixReleased
Linux
linux · Debian 14 6.16.5-1 DEBIAN-CVE-2025-39680 Sep 5, 2025

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