cbcvebase.
CVE-2025-71229
published 2026-02-18

CVE-2025-71229: In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: Fix alignment fault in rtw_core_enable_beacon() rtw_core_enable_beacon() reads…

PriorityP421medium5.5CVSS 3.1
AVLACLPRLUINSUCNINAH
EPSS
0.12%
2.0th percentile
In the Linux kernel, the following vulnerability has been resolved: wifi: rtw88: Fix alignment fault in rtw_core_enable_beacon() rtw_core_enable_beacon() reads 4 bytes from an address that is not a multiple of 4. This results in a crash on some systems. Do 1 byte reads/writes instead. Unable to handle kernel paging request at virtual address ffff8000827e0522 Mem abort info: ESR = 0x0000000096000021 EC = 0x25: DABT (current EL), IL = 32 bits SET = 0, FnV = 0 EA = 0, S1PTW = 0 FSC = 0x21: alignment fault Data abort info: ISV = 0, ISS = 0x00000021, ISS2 = 0x00000000 CM = 0, WnR = 0, TnD = 0, TagAccess = 0 GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0 swapper pgtable: 4k pages, 48-bit VAs, pgdp=0000000005492000 [ffff8000827e0522] pgd=0000000000000000, p4d=10000001021d9403, pud=10000001021da403, pmd=100000011061c403, pte=00780000f3200f13 Internal error: Oops: 0000000096000021 [#1] SMP Modules linked in: [...] rtw88_8822ce rtw88_8822c rtw88_pci rtw88_core [...] CPU: 0 UID: 0 PID: 73 Comm: kworker/u32:2 Tainted: G W 6.17.9 #1-NixOS VOLUNTARY Tainted: [W]=WARN Hardware name: FriendlyElec NanoPC-T6 LTS (DT) Workqueue: phy0 rtw_c2h_work [rtw88_core] pstate: 60400009 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : rtw_pci_read32+0x18/0x40 [rtw88_pci] lr : rtw_core_enable_beacon+0xe0/0x148 [rtw88_core] sp : ffff800080cc3ca0 x29: ffff800080cc3ca0 x28: ffff0001031fc240 x27: ffff000102100828 x26: ffffd2cb7c9b4088 x25: ffff0001031fc2c0 x24: ffff000112fdef00 x23: ffff000112fdef18 x22: ffff000111c29970 x21: 0000000000000001 x20: 0000000000000001 x19: ffff000111c22040 x18: 0000000000000000 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000 x14: 0000000000000000 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000000 x10: 0000000000000000 x9 : ffffd2cb6507c090 x8 : 0000000000000000 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000000 x2 : 0000000000007f10 x1 : 0000000000000522 x0 : ffff8000827e0522 C

Affected

45 ranges· showing 25
VendorProductVersion rangeFixed in
debianlinux< linux 6.18.12-1 (forky)linux 6.18.12-1 (forky)
linuxlinux
linuxlinux>= ad6741b1e0449ba8f4eb41dc28e269dc20ab9219 < 71dee092903adb496fe1f357b267d94087b679e071dee092903adb496fe1f357b267d94087b679e0
linuxlinux>= ad6741b1e0449ba8f4eb41dc28e269dc20ab9219 < 7d31dde1bd8678115329e46dc8d7afb63c176b747d31dde1bd8678115329e46dc8d7afb63c176b74
linuxlinux>= ad6741b1e0449ba8f4eb41dc28e269dc20ab9219 < 13394550441557115bb74f6de9778c165755a7ab13394550441557115bb74f6de9778c165755a7ab
linuxlinux>= ad6741b1e0449ba8f4eb41dc28e269dc20ab9219 < 653f8b6a091538b084715f259900f62c2ec1c6cf653f8b6a091538b084715f259900f62c2ec1c6cf
linuxlinux>= ad6741b1e0449ba8f4eb41dc28e269dc20ab9219 < 0177aa828d966117ea30a44f2e1890fdb356118e0177aa828d966117ea30a44f2e1890fdb356118e
linuxlinux_kernel>= 0 < 6.12.73-16.12.73-1
linuxlinux_kernel>= 0 < 6.18.12-16.18.12-1
linuxlinux_kernel>= 6.13 < 6.18.116.18.11
linuxlinux_kernel>= 6.19 < 6.19.16.19.1
linuxlinux_kernel>= 6.5 < 6.6.1256.6.125
linuxlinux_kernel>= 6.7 < 6.12.726.12.72
msrcazl3_kernel_6.6.121.1-1_on_azure_linux_3.0
ubuntulinux
ubuntulinux-aws
ubuntulinux-aws-6.8
ubuntulinux-aws-fips
ubuntulinux-azure
ubuntulinux-azure-6.8
ubuntulinux-azure-fde
ubuntulinux-azure-fde-6.8
ubuntulinux-azure-fips
ubuntulinux-fips
ubuntulinux-gcp

CVSS provenance

nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
osv5.5MEDIUM
vendor_ubuntu8.8HIGH
vendor_msrc8.4HIGH
vendor_debian5.5LOW
vendor_redhat5.5MEDIUM
Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.