7.8

CVE-2025-71100

wifi: rtlwifi: 8192cu: fix tid out of range in rtl92cu_tx_fill_desc()

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]'
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version >= 6.9.1 < 6.12.64
Linux ≫ Linux Kernel Version >= 6.13 < 6.18.4
Linux ≫ Linux Kernel Version 6.9 Update -
Linux ≫ Linux Kernel Version 6.19 Update rc1
Linux ≫ Linux Kernel Version 6.19 Update rc2
Linux ≫ Linux Kernel Version 6.19 Update rc3
Linux ≫ Linux Kernel Version 6.19 Update rc4
Linux ≫ Linux Kernel Version 6.19 Update rc5
Linux ≫ Linux Kernel Version 6.19 Update rc6
Linux ≫ Linux Kernel Version 6.19 Update rc7
Linux ≫ Linux Kernel Version 6.19 Update rc8
VulnDex Vulnerability Enrichment
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Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.18% 0.074
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 7.8 1.8 5.9
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
416baaa9-dc9f-4396-8d5f-8c081fb06d67 7.6 2.8 4.7
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
CWE-129 Improper Validation of Array Index

The product uses untrusted input when calculating or using an array index, but the product does not validate or incorrectly validates the index to ensure the index references a valid position within the array.

https://git.kernel.org/stable/c/9765d6eb8298b07d499cdf9ef7c237d3540102d6
Patch
https://git.kernel.org/stable/c/90a15ff324645aa806d81fa349497cd964861b66
Patch
https://git.kernel.org/stable/c/dd39edb445f07400e748da967a07d5dca5c5f96e
Patch