NULL Pointer Dereference Affecting rv package, versions <0:5.14.0-427.13.1.el9_4


Severity

Recommended
high

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.02% (6th percentile)

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  • Snyk IDSNYK-RHEL9-RV-14860485
  • published4 Jan 2026
  • disclosed24 Dec 2025

Introduced: 24 Dec 2025

CVE-2023-54141  (opens in a new tab)
CWE-476  (opens in a new tab)

How to fix?

Upgrade RHEL:9 rv to version 0:5.14.0-427.13.1.el9_4 or higher.
This issue was patched in RHSA-2024:2394.

NVD Description

Note: Versions mentioned in the description apply only to the upstream rv package and not the rv package as distributed by RHEL. See How to fix? for RHEL:9 relevant fixed versions and status.

In 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&lt;--- 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] [&lt;7f323804&gt;] (ath11k_dp_tx [ath11k]) from [&lt;7f314e6c&gt;] (ath11k_mac_op_tx+0x80/0x190 [ath11k])
[   39.446607] [&lt;7f314e6c&gt;] (ath11k_mac_op_tx [ath11k]) from [&lt;7f17dbe0&gt;] (ieee80211_handle_wake_tx_queue+0x7c/0xc0 [mac80211])
[   39.456162] [&lt;7f17dbe0&gt;] (ieee80211_handle_wake_tx_queue [mac80211]) from [&lt;7f174450&gt;] (ieee80211_probereq_get+0x584/0x704 [mac80211])
[   39.467443] [&lt;7f174450&gt;] (ieee80211_probereq_get [mac80211]) from [&lt;7f178c40&gt;] (ieee80211_tx_prepare_skb+0x1f8/0x248 [mac80211])
[   39.479334] [&lt;7f178c40&gt;] (ieee80211_tx_prepare_skb [mac80211]) from [&lt;7f179e28&gt;] (__ieee80211_subif_start_xmit+0x32c/0x3d4 [mac80211])
[   39.491053] [&lt;7f179e28&gt;] (__ieee80211_subif_start_xmit [mac80211]) from [&lt;7f17af08&gt;] (ieee80211_tx_control_port+0x19c/0x288 [mac80211])
[   39.502946] [&lt;7f17af08&gt;] (ieee80211_tx_control_port [mac80211]) from [&lt;7f0fc704&gt;] (nl80211_tx_control_port+0x174/0x1d4 [cfg80211])
[   39.515017] [&lt;7f0fc704&gt;] (nl80211_tx_control_port [cfg80211]) from [&lt;808ceac4&gt;] (genl_rcv_msg+0x154/0x340)
[   39.526814] [&lt;808ceac4&gt;] (genl_rcv_msg) from [&lt;808cdb74&gt;] (netlink_rcv_skb+0xb8/0x11c)
[   39.536446] [&lt;808cdb74&gt;] (netlink_rcv_skb) from [&lt;808ce1d0&gt;] (genl_rcv+0x28/0x34)
[   39.544344] [&lt;808ce1d0&gt;] (genl_rcv) from [&lt;808cd234&gt;] (netlink_unicast+0x174/0x274)
[   39.551895] [&lt;808cd234&gt;] (netlink_unicast) from [&lt;808cd510&gt;] (netlink_sendmsg+0x1dc/0x440)
[   39.559362] [&lt;808cd510&gt;] (netlink_sendmsg) from [&lt;808596e0&gt;] (____sys_sendmsg+0x1a8/0x1fc)
[   39.567697] [&lt;808596e0&gt;] (____sys_sendmsg) from [&lt;8085b1a8&gt;] (___sys_sendmsg+0xa4/0xdc)
[   39.575941] [&lt;8085b1a8&gt;] (___sys_sendmsg) from [&lt;8085b310&gt;] (sys_sendmsg+0x44/0x74)
[   39.583841] [&lt;8085b310&gt;] (sys_sendmsg) from [&lt;80300060&gt;] (ret_fast_syscall+0x0/0x40)
...
[   39.620734] Code: bad PC value
[   39.625869] ---[ end trace 8aef983ad3cbc032 ]---

CVSS Base Scores

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