{ "dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": { "cveId": "CVE-2023-52833", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-05-21T15:19:24.252Z", "datePublished": "2024-05-21T15:31:34.915Z", "dateUpdated": "2026-05-11T19:33:53.856Z" }, "containers": { "cna": { "providerMetadata": { "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-11T19:33:53.856Z" }, "descriptions": [ { "lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: btusb: Add date->evt_skb is NULL check\n\nfix crash because of null pointers\n\n[ 6104.969662] BUG: kernel NULL pointer dereference, address: 00000000000000c8\n[ 6104.969667] #PF: supervisor read access in kernel mode\n[ 6104.969668] #PF: error_code(0x0000) - not-present page\n[ 6104.969670] PGD 0 P4D 0\n[ 6104.969673] Oops: 0000 [#1] SMP NOPTI\n[ 6104.969684] RIP: 0010:btusb_mtk_hci_wmt_sync+0x144/0x220 [btusb]\n[ 6104.969688] RSP: 0018:ffffb8d681533d48 EFLAGS: 00010246\n[ 6104.969689] RAX: 0000000000000000 RBX: ffff8ad560bb2000 RCX: 0000000000000006\n[ 6104.969691] RDX: 0000000000000000 RSI: ffffb8d681533d08 RDI: 0000000000000000\n[ 6104.969692] RBP: ffffb8d681533d70 R08: 0000000000000001 R09: 0000000000000001\n[ 6104.969694] R10: 0000000000000001 R11: 00000000fa83b2da R12: ffff8ad461d1d7c0\n[ 6104.969695] R13: 0000000000000000 R14: ffff8ad459618c18 R15: ffffb8d681533d90\n[ 6104.969697] FS: 00007f5a1cab9d40(0000) GS:ffff8ad578200000(0000) knlGS:00000\n[ 6104.969699] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033\n[ 6104.969700] CR2: 00000000000000c8 CR3: 000000018620c001 CR4: 0000000000760ef0\n[ 6104.969701] PKRU: 55555554\n[ 6104.969702] Call Trace:\n[ 6104.969708] btusb_mtk_shutdown+0x44/0x80 [btusb]\n[ 6104.969732] hci_dev_do_close+0x470/0x5c0 [bluetooth]\n[ 6104.969748] hci_rfkill_set_block+0x56/0xa0 [bluetooth]\n[ 6104.969753] rfkill_set_block+0x92/0x160\n[ 6104.969755] rfkill_fop_write+0x136/0x1e0\n[ 6104.969759] __vfs_write+0x18/0x40\n[ 6104.969761] vfs_write+0xdf/0x1c0\n[ 6104.969763] ksys_write+0xb1/0xe0\n[ 6104.969765] __x64_sys_write+0x1a/0x20\n[ 6104.969769] do_syscall_64+0x51/0x180\n[ 6104.969771] entry_SYSCALL_64_after_hwframe+0x44/0xa9\n[ 6104.969773] RIP: 0033:0x7f5a21f18fef\n[ 6104.9] RSP: 002b:00007ffeefe39010 EFLAGS: 00000293 ORIG_RAX: 0000000000000001\n[ 6104.969780] RAX: ffffffffffffffda RBX: 000055c10a7560a0 RCX: 00007f5a21f18fef\n[ 6104.969781] RDX: 0000000000000008 RSI: 00007ffeefe39060 RDI: 0000000000000012\n[ 6104.969782] RBP: 00007ffeefe39060 R08: 0000000000000000 R09: 0000000000000017\n[ 6104.969784] R10: 00007ffeefe38d97 R11: 0000000000000293 R12: 0000000000000002\n[ 6104.969785] R13: 00007ffeefe39220 R14: 00007ffeefe391a0 R15: 000055c10a72acf0" } ], "affected": [ { "product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": [ "drivers/bluetooth/btusb.c" ], "versions": [ { "version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657", "lessThan": "9f8e4d1a4ca1179aaeb43f91f3e2a386e7e616b3", "status": "affected", "versionType": "git" }, { "version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657", "lessThan": "f9de14bde56dcbb0765284c6dfc35842b021733c", "status": "affected", "versionType": "git" }, { "version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657", "lessThan": "a556f2ef556a04790f67f2fa272f1a77336d15a0", "status": "affected", "versionType": "git" }, { "version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657", "lessThan": "0048ddf045bddc4dacb3e783fd869a2f8fb5be30", "status": "affected", "versionType": "git" }, { "version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657", "lessThan": "13b1ebad4c175e6a9b0748acbf133c21a15d282a", "status": "affected", "versionType": "git" }, { "version": "a1c49c434e15050b5dafe3b6f5cc732d4f02d657", "lessThan": "624820f7c8826dd010e8b1963303c145f99816e9", "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/bluetooth/btusb.c" ], "versions": [ { "version": "5.3", "status": "affected" }, { "version": "0", "lessThan": "5.3", "status": "unaffected", "versionType": "semver" }, { "version": "5.10.202", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver" }, { "version": "5.15.140", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.1.64", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.5.13", "lessThanOrEqual": "6.5.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.6.3", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver" }, { "version": "6.7", "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": "5.3", "versionEndExcluding": "5.10.202" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.3", "versionEndExcluding": "5.15.140" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.3", "versionEndExcluding": "6.1.64" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.3", "versionEndExcluding": "6.5.13" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.3", "versionEndExcluding": "6.6.3" }, { "vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.3", "versionEndExcluding": "6.7" } ] } ] } ], "references": [ { "url": "https://git.kernel.org/stable/c/9f8e4d1a4ca1179aaeb43f91f3e2a386e7e616b3" }, { "url": "https://git.kernel.org/stable/c/f9de14bde56dcbb0765284c6dfc35842b021733c" }, { "url": "https://git.kernel.org/stable/c/a556f2ef556a04790f67f2fa272f1a77336d15a0" }, { "url": "https://git.kernel.org/stable/c/0048ddf045bddc4dacb3e783fd869a2f8fb5be30" }, { "url": "https://git.kernel.org/stable/c/13b1ebad4c175e6a9b0748acbf133c21a15d282a" }, { "url": "https://git.kernel.org/stable/c/624820f7c8826dd010e8b1963303c145f99816e9" } ], "title": "Bluetooth: btusb: Add date->evt_skb is NULL check", "x_generator": { "engine": "bippy-1.2.0" } }, "adp": [ { "title": "CISA ADP Vulnrichment", "metrics": [ { "other": { "type": "ssvc", "content": { "id": "CVE-2023-52833", "role": "CISA Coordinator", "options": [ { "Exploitation": "none" }, { "Automatable": "no" }, { "Technical Impact": "partial" } ], "version": "2.0.3", "timestamp": "2024-05-22T20:52:00.965162Z" } } } ], "providerMetadata": { "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-06-04T17:24:07.090Z" } }, { "providerMetadata": { "orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T23:11:35.958Z" }, "title": "CVE Program Container", "references": [ { "url": "https://git.kernel.org/stable/c/9f8e4d1a4ca1179aaeb43f91f3e2a386e7e616b3", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/f9de14bde56dcbb0765284c6dfc35842b021733c", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/a556f2ef556a04790f67f2fa272f1a77336d15a0", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/0048ddf045bddc4dacb3e783fd869a2f8fb5be30", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/13b1ebad4c175e6a9b0748acbf133c21a15d282a", "tags": [ "x_transferred" ] }, { "url": "https://git.kernel.org/stable/c/624820f7c8826dd010e8b1963303c145f99816e9", "tags": [ "x_transferred" ] } ] } ] } }