Answer in brief
CVE-2026-43213 records a High severity (CVSS 7.5) vulnerability in wifi: rtw89: pci: validate sequence number of TX release report. The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic), Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
Analysis pending evidence review
HOL Guard separates source facts from reviewed analysis. See the methodology.
CVSS is 7.5. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.
Analysis status
Analysis pending evidence review
Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.
The current feed maps Linux/Linux (generic), Linux/Linux (generic), Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.
| Product | Affected versions | Fixed versions |
|---|---|---|
| cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* | Not reported | Not reported |
| Package | Affected range | Fixed version |
|---|---|---|
| Linux/Linuxgeneric | >=e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd <ef7fa19809b2d892d45da53f90ac698d13c367fd || >=e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd <b342dd13aedccb0dd27365f6cc63a262f42394ce || >=e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd <957eda596c7665f2966970fd1dcc35fe299b38e8 | ef7fa19809b2d892d45da53f90ac698d13c367fd, b342dd13aedccb0dd27365f6cc63a262f42394ce, 957eda596c7665f2966970fd1dcc35fe299b38e8 |
| Linux/Linuxgeneric | 5.16 | Not reported |
| Linux/Linuxgeneric | >=e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd <c0da84e308a0b0b51cd234168a9d84be4a3c5c50 || >=e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd <0fe36044267c3c70d0471d2109c34f805c975154 || >=e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd <ef7fa19809b2d892d45da53f90ac698d13c367fd || >=e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd <b342dd13aedccb0dd27365f6cc63a262f42394ce || >=e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd <957eda596c7665f2966970fd1dcc35fe299b38e8 | c0da84e308a0b0b51cd234168a9d84be4a3c5c50, 0fe36044267c3c70d0471d2109c34f805c975154, ef7fa19809b2d892d45da53f90ac698d13c367fd, b342dd13aedccb0dd27365f6cc63a262f42394ce, 957eda596c7665f2966970fd1dcc35fe299b38e8 |
| Linux/Linuxgeneric | >=e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd <973392ea942a8a2981724c2c230972c8eb3cb703 || >=e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd <c0da84e308a0b0b51cd234168a9d84be4a3c5c50 || >=e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd <0fe36044267c3c70d0471d2109c34f805c975154 || >=e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd <ef7fa19809b2d892d45da53f90ac698d13c367fd || >=e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd <b342dd13aedccb0dd27365f6cc63a262f42394ce || >=e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd <957eda596c7665f2966970fd1dcc35fe299b38e8 | 973392ea942a8a2981724c2c230972c8eb3cb703, c0da84e308a0b0b51cd234168a9d84be4a3c5c50, 0fe36044267c3c70d0471d2109c34f805c975154, ef7fa19809b2d892d45da53f90ac698d13c367fd, b342dd13aedccb0dd27365f6cc63a262f42394ce, 957eda596c7665f2966970fd1dcc35fe299b38e8 |
Published upstream
May 6, 2026
Evidence: source:cvelist:source_dates:source-dates:recordSource modified
Oct 30, 2026
Evidence: source:cvelist:source_dates:source-dates:recordFirst seen by HOL
Aug 5, 2026
In the Linux kernel, the following vulnerability has been resolved: wifi: rtw89: pci: validate sequence number of TX release report Hardware rarely reports abnormal sequence number in TX release report, which will access out-of-bounds of wd_ring->pages array, causing NULL pointer dereference. BUG: kernel NULL pointer dereference, address: 0000000000000000 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 0 P4D 0 Oops: 0000 [#1] PREEMPT SMP NOPTI CPU: 1 PID: 1085 Comm: irq/129-rtw89_p Tainted: G S U 6.1.145-17510-g2f3369c91536 #1 (HASH:69e8 1) Call Trace: <IRQ> rtw89_pci_release_tx+0x18f/0x300 [rtw89_pci (HASH:4c83 2)] rtw89_pci_napi_poll+0xc2/0x190 [rtw89_pci (HASH:4c83 2)] net_rx_action+0xfc/0x460 net/core/dev.c:6578 net/core/dev.c:6645 net/core/dev.c:6759 handle_softirqs+0xbe/0x290 kernel/softirq.c:601 ? rtw89_pci_interrupt_threadfn+0xc5/0x350 [rtw89_pci (HASH:4c83 2)] __local_bh_enable_ip+0xeb/0x120 kernel/softirq.c:499 kernel/softirq.c:423 </IRQ> <TASK> rtw89_pci_interrupt_threadfn+0xf8/0x350 [rtw89_pci (HASH:4c83 2)] ? irq_thread+0xa7/0x340 kernel/irq/manage.c:0 irq_thread+0x177/0x340 kernel/irq/manage.c:1205 kernel/irq/manage.c:1314 ? thaw_kernel_threads+0xb0/0xb0 kernel/irq/manage.c:1202 ? irq_forced_thread_fn+0x80/0x80 kernel/irq/manage.c:1220 kthread+0xea/0x110 kernel/kthread.c:376 ? synchronize_irq+0x1a0/0x1a0 kernel/irq/manage.c:1287 ? kthread_associate_blkcg+0x80/0x80 kernel/kthread.c:331 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295 </TASK> To prevent crash, validate rpp_info.seq before using.
Quoted source text, attributed separately from HOL analysis.