wifi: ath11k: Add missing hw_ops->get_ring_selector() for IPQ5018

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2023-54141
StatePUBLISHED
AssignerLinux
Source PriorityCVE Program / NVD first with legacy fallback
Published2025-12-24 13:16:16 UTC
Updated2026-09-02 13:16:46 UTC
DescriptionIn the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: Add missing hw_ops->get_ring_selector() for IPQ5018 During sending data after clients connected, hw_ops->get_ring_selector() will be called. But for IPQ5018, this member isn't set, and the following NULL pointer exception will be occurred: [ 38.840478] 8<--- cut here --- [ 38.840517] Unable to handle kernel NULL pointer dereference at virtual address 00000000 ... [ 38.923161] PC is at 0x0 [ 38.927930] LR is at ath11k_dp_tx+0x70/0x730 [ath11k] ... [ 39.063264] Process hostapd (pid: 1034, stack limit = 0x801ceb3d) [ 39.068994] Stack: (0x856a9a68 to 0x856aa000) ... [ 39.438467] [<7f323804>] (ath11k_dp_tx [ath11k]) from [<7f314e6c>] (ath11k_mac_op_tx+0x80/0x190 [ath11k]) [ 39.446607] [<7f314e6c>] (ath11k_mac_op_tx [ath11k]) from [<7f17dbe0>] (ieee80211_handle_wake_tx_queue+0x7c/0xc0 [mac80211]) [ 39.456162] [<7f17dbe0>] (ieee80211_handle_wake_tx_queue [mac80211]) from [<7f174450>] (ieee80211_probereq_get+0x584/0x704 [mac80211]) [ 39.467443] [<7f174450>] (ieee80211_probereq_get [mac80211]) from [<7f178c40>] (ieee80211_tx_prepare_skb+0x1f8/0x248 [mac80211]) [ 39.479334] [<7f178c40>] (ieee80211_tx_prepare_skb [mac80211]) from [<7f179e28>] (__ieee80211_subif_start_xmit+0x32c/0x3d4 [mac80211]) [ 39.491053] [<7f179e28>] (__ieee80211_subif_start_xmit [mac80211]) from [<7f17af08>] (ieee80211_tx_control_port+0x19c/0x288 [mac80211]) [ 39.502946] [<7f17af08>] (ieee80211_tx_control_port [mac80211]) from [<7f0fc704>] (nl80211_tx_control_port+0x174/0x1d4 [cfg80211]) [ 39.515017] [<7f0fc704>] (nl80211_tx_control_port [cfg80211]) from [<808ceac4>] (genl_rcv_msg+0x154/0x340) [ 39.526814] [<808ceac4>] (genl_rcv_msg) from [<808cdb74>] (netlink_rcv_skb+0xb8/0x11c) [ 39.536446] [<808cdb74>] (netlink_rcv_skb) from [<808ce1d0>] (genl_rcv+0x28/0x34) [ 39.544344] [<808ce1d0>] (genl_rcv) from [<808cd234>] (netlink_unicast+0x174/0x274) [ 39.551895] [<808cd234>] (netlink_unicast) from [<808cd510>] (netlink_sendmsg+0x1dc/0x440) [ 39.559362] [<808cd510>] (netlink_sendmsg) from [<808596e0>] (____sys_sendmsg+0x1a8/0x1fc) [ 39.567697] [<808596e0>] (____sys_sendmsg) from [<8085b1a8>] (___sys_sendmsg+0xa4/0xdc) [ 39.575941] [<8085b1a8>] (___sys_sendmsg) from [<8085b310>] (sys_sendmsg+0x44/0x74) [ 39.583841] [<8085b310>] (sys_sendmsg) from [<80300060>] (ret_fast_syscall+0x0/0x40) ... [ 39.620734] Code: bad PC value [ 39.625869] ---[ end trace 8aef983ad3cbc032 ]---

Risk And Classification

EPSS: 0.002040000 probability, percentile 0.102990000 (date 2026-09-04)

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Linux Linux affected d0ca5aa0fe7e3a43797ed1bf8b144c59863fd65c d49d420e4833fdf6d7c506de23884a0cb9b08e0a git Not specified
CNA Linux Linux affected ba60f2793d3a37a00da14bb56a26558a902d2831 d1992d72a359732f143cc962917104d193705da7 git Not specified
CNA Linux Linux affected ba60f2793d3a37a00da14bb56a26558a902d2831 c36289e3c5e83286974ef68c20c821fd5b63801c git Not specified
CNA Linux Linux affected ba60f2793d3a37a00da14bb56a26558a902d2831 ce282d8de71f07f0056ea319541141152c65f552 git Not specified
CNA Linux Linux affected 6.1.175 6.1.187 semver Not specified
CNA Linux Linux affected 6.3 Not specified
CNA Linux Linux unaffected 6.3 semver Not specified
CNA Linux Linux unaffected 6.1.187 6.1.* semver Not specified
CNA Linux Linux unaffected 6.3.13 6.3.* semver Not specified
CNA Linux Linux unaffected 6.4.4 6.4.* semver Not specified
CNA Linux Linux unaffected 6.5 * original_commit_for_fix Not specified

References

ReferenceSourceLinkTags
git.kernel.org/stable/c/c36289e3c5e83286974ef68c20c821fd5b63801c 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/d49d420e4833fdf6d7c506de23884a0cb9b08e0a 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/d1992d72a359732f143cc962917104d193705da7 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
git.kernel.org/stable/c/ce282d8de71f07f0056ea319541141152c65f552 416baaa9-dc9f-4396-8d5f-8c081fb06d67 git.kernel.org
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