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ubuntucveUbuntu.comUB:CVE-2021-47028
HistoryFeb 28, 2024 - 12:00 a.m.

CVE-2021-47028

2024-02-2800:00:00
ubuntu.com
ubuntu.com
7
linux kernel
mt76
mt7915
txrate reporting
vulnerability fix

6.6 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

15.1%

In the Linux kernel, the following vulnerability has been resolved: mt76:
mt7915: fix txrate reporting Properly check rate_info to fix unexpected
reporting. [ 1215.161863] Call trace: [ 1215.164307]
cfg80211_calculate_bitrate+0x124/0x200 [cfg80211] [ 1215.170139]
ieee80211s_update_metric+0x80/0xc0 [mac80211] [ 1215.175624]
ieee80211_tx_status_ext+0x508/0x838 [mac80211] [ 1215.181190]
mt7915_mcu_get_rx_rate+0x28c/0x8d0 [mt7915e] [ 1215.186580]
mt7915_mac_tx_free+0x324/0x7c0 [mt7915e] [ 1215.191623]
mt7915_queue_rx_skb+0xa8/0xd0 [mt7915e] [ 1215.196582]
mt76_dma_cleanup+0x7b0/0x11d0 [mt76] [ 1215.201276] __napi_poll+0x38/0xf8 [
1215.204668] napi_workfn+0x40/0x80 [ 1215.208062]
process_one_work+0x1fc/0x390 [ 1215.212062] worker_thread+0x48/0x4d0 [
1215.215715] kthread+0x120/0x128 [ 1215.218935] ret_from_fork+0x10/0x1c

6.6 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

15.1%