CVE-2025-71100
Low
Low
Medium
High
Critical
CVSS Score
Published: Jan 13, 2026
Last Modified: Jan 14, 2026
Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved:
wifi: rtlwifi: 8192cu: fix tid out of range in rtl92cu_tx_fill_desc()
TID getting from ieee80211_get_tid() might be out of range of array size
of sta_entry->tids[], so check TID is less than MAX_TID_COUNT. Othwerwise,
UBSAN warn:
UBSAN: array-index-out-of-bounds in drivers/net/wireless/realtek/rtlwifi/rtl8192cu/trx.c:514:30
index 10 is out of range for type 'rtl_tid_data [9]'
References & Resources
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https://git.kernel.org/stable/c/90a15ff324645aa806d81fa349497cd964861b66416baaa9-dc9f-4396-8d5f-8c081fb06d67
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https://git.kernel.org/stable/c/9765d6eb8298b07d499cdf9ef7c237d3540102d6416baaa9-dc9f-4396-8d5f-8c081fb06d67
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https://git.kernel.org/stable/c/dd39edb445f07400e748da967a07d5dca5c5f96e416baaa9-dc9f-4396-8d5f-8c081fb06d67
Severity Details
out of 10.0
Low
Key Information
- Published Date
- January 13, 2026
