{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2023-53452", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-09-17T14:54:09.754Z", "datePublished": "2025-10-01T11:42:23.831Z", "dateUpdated": "2026-05-11T19:45:16.842Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T19:45:16.842Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwifi: rtw89: fix potential race condition between napi_init and napi_enable\n\nA race condition can happen if netdev is registered, but NAPI isn't\ninitialized yet, and meanwhile user space starts the netdev that will\nenable NAPI. Then, it hits BUG_ON():\n\n kernel BUG at net/core/dev.c:6423!\n invalid opcode: 0000 [#1] PREEMPT SMP NOPTI\n CPU: 0 PID: 417 Comm: iwd Not tainted 6.2.7-slab-dirty #3 eb0f5a8a9d91\n Hardware name: LENOVO 21DL/LNVNB161216, BIOS JPCN20WW(V1.06) 09/20/2022\n RIP: 0010:napi_enable+0x3f/0x50\n Code: 48 89 c2 48 83 e2 f6 f6 81 89 08 00 00 02 74 0d 48 83 ...\n RSP: 0018:ffffada1414f3548 EFLAGS: 00010246\n RAX: 0000000000000000 RBX: ffffa01425802080 RCX: 0000000000000000\n RDX: 00000000000002ff RSI: ffffada14e50c614 RDI: ffffa01425808dc0\n RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000\n R10: 0000000000000001 R11: 0000000000000100 R12: ffffa01425808f58\n R13: 0000000000000000 R14: ffffa01423498940 R15: 0000000000000001\n FS: 00007f5577c0a740(0000) GS:ffffa0169fc00000(0000) knlGS:0000000000000000\n CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n CR2: 00007f5577a19972 CR3: 0000000125a7a000 CR4: 0000000000750ef0\n PKRU: 55555554\n Call Trace:\n \n rtw89_pci_ops_start+0x1c/0x70 [rtw89_pci 6cbc75429515c181cbc386478d5cfb32ffc5a0f8]\n rtw89_core_start+0xbe/0x160 [rtw89_core fe07ecb874820b6d778370d4acb6ef8a37847f22]\n rtw89_ops_start+0x26/0x40 [rtw89_core fe07ecb874820b6d778370d4acb6ef8a37847f22]\n drv_start+0x42/0x100 [mac80211 c07fa22af8c3cf3f7d7ab3884ca990784d72e2d2]\n ieee80211_do_open+0x311/0x7d0 [mac80211 c07fa22af8c3cf3f7d7ab3884ca990784d72e2d2]\n ieee80211_open+0x6a/0x90 [mac80211 c07fa22af8c3cf3f7d7ab3884ca990784d72e2d2]\n __dev_open+0xe0/0x180\n __dev_change_flags+0x1da/0x250\n dev_change_flags+0x26/0x70\n do_setlink+0x37c/0x12c0\n ? ep_poll_callback+0x246/0x290\n ? __nla_validate_parse+0x61/0xd00\n ? __wake_up_common_lock+0x8f/0xd0\n\nTo fix this, follow Jonas' suggestion to switch the order of these\nfunctions and move register netdev to be the last step of PCI probe.\nAlso, correct the error handling of rtw89_core_register_hw()." } ], "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/core.c", "drivers/net/wireless/realtek/rtw89/pci.c" ], "versions": [ { "version": "e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd", "lessThan": "39712c8aeb79691bcec8bd6ff658cde1651e0803", "status": "affected", "versionType": "git" }, { "version": "e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd", "lessThan": "aa48073c2f993e1b0c0bc66b03ae105cac0130bc", "status": "affected", "versionType": "git" }, { "version": "e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd", "lessThan": "b1b90c7df08ef385f95827ee3aee87bddd1ef5c5", "status": "affected", "versionType": "git" }, { "version": "e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd", "lessThan": "47515664ecfbde11425dff121f298ae4499425c9", "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/core.c", "drivers/net/wireless/realtek/rtw89/pci.c" ], "versions": [ { "version": "5.16", "status": "affected" }, { "version": "0", "lessThan": "5.16", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.28", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.2.15", "lessThanOrEqual": "6.2.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.3.2", "lessThanOrEqual": "6.3.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.4", "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": "6.1.28" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.16", "versionEndExcluding": "6.2.15" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.16", "versionEndExcluding": "6.3.2" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.16", "versionEndExcluding": "6.4" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/39712c8aeb79691bcec8bd6ff658cde1651e0803" }, { "url": "https://git.kernel.org/stable/c/aa48073c2f993e1b0c0bc66b03ae105cac0130bc" }, { "url": "https://git.kernel.org/stable/c/b1b90c7df08ef385f95827ee3aee87bddd1ef5c5" }, { "url": "https://git.kernel.org/stable/c/47515664ecfbde11425dff121f298ae4499425c9" } ], "title": "wifi: rtw89: fix potential race condition between napi_init and napi_enable", "x_generator": { "engine": "bippy-1.2.0" } } } }