wifi: ath12k: Fix peer lookup in ath12k_dp_mon_rx_deliver_msdu()
In the Linux kernel, the following vulnerability has been resolved:
wifi: ath12k: Fix peer lookup in ath12k_dp_mon_rx_deliver_msdu()
In ath12k_dp_mon_rx_deliver_msdu(), peer lookup fails because
rxcb->peer_id is not updated with a valid value. This is expected
in monitor mode, where RX frames bypass the regular RX
descriptor path that typically sets rxcb->peer_id.
As a result, the peer is NULL, and link_id and link_valid fields
in the RX status are not populated. This leads to a WARN_ON in
mac80211 when it receives data frame from an associated station
with invalid link_id.
Fix this potential issue by using ppduinfo->peer_id, which holds
the correct peer id for the received frame. This ensures that the
peer is correctly found and the associated link metadata is updated
accordingly.
Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.4.1-00199-QCAHKSWPL_SILICONZ-1
CVE 정보
EPSS
EPSS는 취약점이 악용될 가능성을 예측하는 점수 모델입니다.
EPSS 점수
EPSS 모델은 0과 1(0~100%) 사이의 확률 점수를 생성합니다. 점수가 높을수록 취약점이 악용될 가능성이 높습니다.
날짜
EPSS V0
EPSS V1
EPSS V2 (> 2022-02-04)
EPSS V3 (> 2025-03-07)
EPSS V4 (> 2025-03-17)
2025-11-12
–
–
–
–
0.02%
2025-11-18
–
–
–
–
0.02%
2025-11-21
–
–
–
–
0.02%
2025-11-22
–
–
–
–
0.02%
2025-11-29
–
–
–
–
0.02%
2025-12-14
–
–
–
–
0.03%
2026-02-22
–
–
–
–
0.03%
2026-03-01
–
–
–
–
0.03%
2026-03-08
–
–
–
–
0.03%
2026-03-15
–
–
–
–
0.04%
2026-04-05
–
–
–
–
0.04%
2026-04-12
–
–
–
–
0.02%
2026-04-26
–
–
–
–
0.03%
2026-05-10
–
–
–
–
0.03%
2026-06-07
–
–
–
–
0.02%
EPSS 백분위수
백분위수는 EPSS 점수에 따라 CVE의 순위를 매기는 데 사용됩니다. 예를 들어 EPSS 점수 기준 95번째 백분위수의 CVE는 다른 CVE의 95%보다 악용될 가능성이 높습니다.