CVE-2023-54141 Affecting kernel-source package, versions <6.4.0-150600.23.84.1
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-SLES156-KERNELSOURCE-15106947
- published27 Jan 2026
- disclosed26 Jan 2026
Introduced: 26 Jan 2026
CVE-2023-54141 (opens in a new tab)How to fix?
Upgrade SLES:15.6 kernel-source to version 6.4.0-150600.23.84.1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-source package and not the kernel-source package as distributed by SLES.
See How to fix? for SLES:15.6 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<--- 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 ]---
References
- https://www.suse.com/security/cve/CVE-2023-54141.html
- https://bugzilla.suse.com/1256094
- https://git.kernel.org/stable/c/c36289e3c5e83286974ef68c20c821fd5b63801c
- https://git.kernel.org/stable/c/ce282d8de71f07f0056ea319541141152c65f552
- https://git.kernel.org/stable/c/d1992d72a359732f143cc962917104d193705da7