{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-43213", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-01T14:12:55.993Z", "datePublished": "2026-05-06T11:28:15.998Z", "dateUpdated": "2026-05-11T22:20:11.416Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T22:20:11.416Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rtw89: pci: validate sequence number of TX release report\n\nHardware rarely reports abnormal sequence number in TX release report,\nwhich will access out-of-bounds of wd_ring->pages array, causing NULL\npointer dereference.\n\n BUG: kernel NULL pointer dereference, address: 0000000000000000\n #PF: supervisor read access in kernel mode\n #PF: error_code(0x0000) - not-present page\n PGD 0 P4D 0\n Oops: 0000 [#1] PREEMPT SMP NOPTI\n CPU: 1 PID: 1085 Comm: irq/129-rtw89_p Tainted: G S U\n 6.1.145-17510-g2f3369c91536 #1 (HASH:69e8 1)\n Call Trace:\n <IRQ>\n rtw89_pci_release_tx+0x18f/0x300 [rtw89_pci (HASH:4c83 2)]\n rtw89_pci_napi_poll+0xc2/0x190 [rtw89_pci (HASH:4c83 2)]\n net_rx_action+0xfc/0x460 net/core/dev.c:6578 net/core/dev.c:6645 net/core/dev.c:6759\n handle_softirqs+0xbe/0x290 kernel/softirq.c:601\n ? rtw89_pci_interrupt_threadfn+0xc5/0x350 [rtw89_pci (HASH:4c83 2)]\n __local_bh_enable_ip+0xeb/0x120 kernel/softirq.c:499 kernel/softirq.c:423\n </IRQ>\n <TASK>\n rtw89_pci_interrupt_threadfn+0xf8/0x350 [rtw89_pci (HASH:4c83 2)]\n ? irq_thread+0xa7/0x340 kernel/irq/manage.c:0\n irq_thread+0x177/0x340 kernel/irq/manage.c:1205 kernel/irq/manage.c:1314\n ? thaw_kernel_threads+0xb0/0xb0 kernel/irq/manage.c:1202\n ? irq_forced_thread_fn+0x80/0x80 kernel/irq/manage.c:1220\n kthread+0xea/0x110 kernel/kthread.c:376\n ? synchronize_irq+0x1a0/0x1a0 kernel/irq/manage.c:1287\n ? kthread_associate_blkcg+0x80/0x80 kernel/kthread.c:331\n ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295\n </TASK>\n\nTo prevent crash, validate rpp_info.seq before using."}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.5, "baseSeverity": "HIGH"}}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/wireless/realtek/rtw89/pci.c"], "versions": [{"version": "e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd", "lessThan": "ef7fa19809b2d892d45da53f90ac698d13c367fd", "status": "affected", "versionType": "git"}, {"version": "e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd", "lessThan": "b342dd13aedccb0dd27365f6cc63a262f42394ce", "status": "affected", "versionType": "git"}, {"version": "e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd", "lessThan": "957eda596c7665f2966970fd1dcc35fe299b38e8", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/wireless/realtek/rtw89/pci.c"], "versions": [{"version": "5.16", "status": "affected"}, {"version": "0", "lessThan": "5.16", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.16", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19.6", "lessThanOrEqual": "6.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.16", "versionEndExcluding": "6.18.16"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.16", "versionEndExcluding": "6.19.6"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.16", "versionEndExcluding": "7.0"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/ef7fa19809b2d892d45da53f90ac698d13c367fd"}, {"url": "https://git.kernel.org/stable/c/b342dd13aedccb0dd27365f6cc63a262f42394ce"}, {"url": "https://git.kernel.org/stable/c/957eda596c7665f2966970fd1dcc35fe299b38e8"}], "title": "wifi: rtw89: pci: validate sequence number of TX release report", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "29ED84C1-BD97-40F4-B3BE-7ACD9AA05DC4", "versionEndExcluding": "6.18.16", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "373EEEDA-FAA1-4FB4-B6ED-DB4DD99DBE67", "versionEndExcluding": "6.19.6", "versionStartIncluding": "6.19", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rtw89: pci: validate sequence number of TX release report\n\nHardware rarely reports abnormal sequence number in TX release report,\nwhich will access out-of-bounds of wd_ring->pages array, causing NULL\npointer dereference.\n\n BUG: kernel NULL pointer dereference, address: 0000000000000000\n #PF: supervisor read access in kernel mode\n #PF: error_code(0x0000) - not-present page\n PGD 0 P4D 0\n Oops: 0000 [#1] PREEMPT SMP NOPTI\n CPU: 1 PID: 1085 Comm: irq/129-rtw89_p Tainted: G S U\n 6.1.145-17510-g2f3369c91536 #1 (HASH:69e8 1)\n Call Trace:\n <IRQ>\n rtw89_pci_release_tx+0x18f/0x300 [rtw89_pci (HASH:4c83 2)]\n rtw89_pci_napi_poll+0xc2/0x190 [rtw89_pci (HASH:4c83 2)]\n net_rx_action+0xfc/0x460 net/core/dev.c:6578 net/core/dev.c:6645 net/core/dev.c:6759\n handle_softirqs+0xbe/0x290 kernel/softirq.c:601\n ? rtw89_pci_interrupt_threadfn+0xc5/0x350 [rtw89_pci (HASH:4c83 2)]\n __local_bh_enable_ip+0xeb/0x120 kernel/softirq.c:499 kernel/softirq.c:423\n </IRQ>\n <TASK>\n rtw89_pci_interrupt_threadfn+0xf8/0x350 [rtw89_pci (HASH:4c83 2)]\n ? irq_thread+0xa7/0x340 kernel/irq/manage.c:0\n irq_thread+0x177/0x340 kernel/irq/manage.c:1205 kernel/irq/manage.c:1314\n ? thaw_kernel_threads+0xb0/0xb0 kernel/irq/manage.c:1202\n ? irq_forced_thread_fn+0x80/0x80 kernel/irq/manage.c:1220\n kthread+0xea/0x110 kernel/kthread.c:376\n ? synchronize_irq+0x1a0/0x1a0 kernel/irq/manage.c:1287\n ? kthread_associate_blkcg+0x80/0x80 kernel/kthread.c:331\n ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295\n </TASK>\n\nTo prevent crash, validate rpp_info.seq before using."}], "id": "CVE-2026-43213", "lastModified": "2026-05-11T19:55:22.140", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "ADJACENT_NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.6, "impactScore": 5.9, "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "type": "Secondary"}]}, "published": "2026-05-06T12:16:40.803", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/957eda596c7665f2966970fd1dcc35fe299b38e8"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b342dd13aedccb0dd27365f6cc63a262f42394ce"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/ef7fa19809b2d892d45da53f90ac698d13c367fd"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-476"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: wifi: rtw89: pci: validate sequence number of TX release report", "id": "2467221", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2467221"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-1285", "details": ["A flaw was found in the Linux kernel's rtw89_pci component. This vulnerability allows an attacker to cause a kernel NULL pointer dereference by sending a specially crafted TX release report with an abnormal sequence number. This can lead to an out-of-bounds memory access, resulting in a system crash and a Denial of Service (DoS)."], "name": "CVE-2026-43213", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-05-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-43213\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-43213\nhttps://lore.kernel.org/linux-cve-announce/2026050650-CVE-2026-43213-33d1@gregkh/T"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1da177e4c3f41524e886b7f1b8a0c1fc7321cac2,ef7fa19809b2d892d45da53f90ac698d13c367fd)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1da177e4c3f41524e886b7f1b8a0c1fc7321cac2,b342dd13aedccb0dd27365f6cc63a262f42394ce)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[1da177e4c3f41524e886b7f1b8a0c1fc7321cac2,957eda596c7665f2966970fd1dcc35fe299b38e8)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.16,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.19.6,6.20.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.0,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-05-06T15:30:06.079759+00:00", "updated": "2026-05-11T23:30:02.965231+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}