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

CVE-2025-71100
HIGH 7.6

At a glance

Source
NVD
EPSS
EPSS 0.19 % · percentile 9 ()
State
PUBLISHED
Published
Updated
Assigner
Linux
NVD status
Modified

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]'

Weaknesses (CWE)

  • CWE-125 — Out-of-bounds Read
  • CWE-129 — Improper Validation of Array Index

References

Scores

VersionScoreVectorScored by
CVSS 3.1HIGH 7.6CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:HLinux
CVSS 3.1HIGH 7.6CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:HNVD · 416baaa9-dc9f-4396-8d5f-8c081fb06d67 (Secondary)
CVSS 3.1HIGH 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HNVD · nvd@nist.gov (Primary)

European references

CERT-FR advisories

Affected configurations (NVD CPE)

Affected products

ProductVersions
Linux · Linuxaffected 8ca4cdef93297c9b9bf08da39bc940bd20acbb94 < 9765d6eb8298b07d499cdf9ef7c237d3540102d6 ; affected 8ca4cdef93297c9b9bf08da39bc940bd20acbb94 < 90a15ff324645aa806d81fa349497cd964861b66 ; affected 8ca4cdef93297c9b9bf08da39bc940bd20acbb94 < dd39edb445f07400e748da967a07d5dca5c5f96e
Linux · Linuxaffected 6.9 ; unaffected 0 < 6.9 ; unaffected 6.12.64 ≤ 6.12.* ; unaffected 6.18.4 ≤ 6.18.* ; unaffected 6.19 ≤ *

Sources

SourceLicence
CVE List (CVEProject cvelistV5)CVE Program Terms of Use
EPSS (FIRST.org)FIRST — attribution requested
ENISA EUVDENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feedsPublic domain — this product uses data from the NVD API but is not endorsed or certified by the NVD