2024-08-22 02:00:33 +00:00
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{
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2024-10-21 21:00:36 +00:00
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"data_version": "4.0",
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2024-08-22 02:00:33 +00:00
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"data_type": "CVE",
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"data_format": "MITRE",
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"CVE_data_meta": {
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"ID": "CVE-2022-48947",
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2024-10-21 21:00:36 +00:00
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"ASSIGNER": "cve@kernel.org",
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"STATE": "PUBLIC"
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2024-08-22 02:00:33 +00:00
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},
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"description": {
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"description_data": [
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{
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"lang": "eng",
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2024-10-21 21:00:36 +00:00
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nBluetooth: L2CAP: Fix u8 overflow\n\nBy keep sending L2CAP_CONF_REQ packets, chan->num_conf_rsp increases\nmultiple times and eventually it will wrap around the maximum number\n(i.e., 255).\nThis patch prevents this by adding a boundary check with\nL2CAP_MAX_CONF_RSP\n\nBtmon log:\nBluetooth monitor ver 5.64\n= Note: Linux version 6.1.0-rc2 (x86_64) 0.264594\n= Note: Bluetooth subsystem version 2.22 0.264636\n@ MGMT Open: btmon (privileged) version 1.22 {0x0001} 0.272191\n= New Index: 00:00:00:00:00:00 (Primary,Virtual,hci0) [hci0] 13.877604\n@ RAW Open: 9496 (privileged) version 2.22 {0x0002} 13.890741\n= Open Index: 00:00:00:00:00:00 [hci0] 13.900426\n(...)\n> ACL Data RX: Handle 200 flags 0x00 dlen 1033 #32 [hci0] 14.273106\n invalid packet size (12 != 1033)\n 08 00 01 00 02 01 04 00 01 10 ff ff ............\n> ACL Data RX: Handle 200 flags 0x00 dlen 1547 #33 [hci0] 14.273561\n invalid packet size (14 != 1547)\n 0a 00 01 00 04 01 06 00 40 00 00 00 00 00 ........@.....\n> ACL Data RX: Handle 200 flags 0x00 dlen 2061 #34 [hci0] 14.274390\n invalid packet size (16 != 2061)\n 0c 00 01 00 04 01 08 00 40 00 00 00 00 00 00 04 ........@.......\n> ACL Data RX: Handle 200 flags 0x00 dlen 2061 #35 [hci0] 14.274932\n invalid packet size (16 != 2061)\n 0c 00 01 00 04 01 08 00 40 00 00 00 07 00 03 00 ........@.......\n= bluetoothd: Bluetooth daemon 5.43 14.401828\n> ACL Data RX: Handle 200 flags 0x00 dlen 1033 #36 [hci0] 14.275753\n invalid packet size (12 != 1033)\n 08 00 01 00 04 01 04 00 40 00 00 00 ........@..."
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}
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]
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},
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"problemtype": {
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"problemtype_data": [
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{
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"description": [
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{
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"lang": "eng",
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"value": "n/a"
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}
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]
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2024-08-22 02:00:33 +00:00
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}
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]
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2024-10-21 21:00:36 +00:00
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},
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"affects": {
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"vendor": {
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"vendor_data": [
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{
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"vendor_name": "Linux",
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"product": {
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"product_data": [
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{
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"product_name": "Linux",
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"version": {
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"version_data": [
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{
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"version_affected": "<",
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"version_name": "1da177e4c3f4",
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"version_value": "49d5867819ab"
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},
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{
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"version_value": "not down converted",
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"x_cve_json_5_version_data": {
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"versions": [
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{
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"version": "4.9.337",
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"lessThanOrEqual": "4.9.*",
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"status": "unaffected",
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2024-11-04 13:01:42 +00:00
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"versionType": "semver"
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2024-10-21 21:00:36 +00:00
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},
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{
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"version": "4.14.303",
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"lessThanOrEqual": "4.14.*",
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"status": "unaffected",
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2024-11-04 13:01:42 +00:00
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"versionType": "semver"
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2024-10-21 21:00:36 +00:00
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},
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{
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"version": "4.19.270",
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"lessThanOrEqual": "4.19.*",
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"status": "unaffected",
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2024-11-04 13:01:42 +00:00
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"versionType": "semver"
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2024-10-21 21:00:36 +00:00
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},
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{
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"version": "5.4.229",
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"lessThanOrEqual": "5.4.*",
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"status": "unaffected",
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2024-11-04 13:01:42 +00:00
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"versionType": "semver"
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2024-10-21 21:00:36 +00:00
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},
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{
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"version": "5.10.161",
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"lessThanOrEqual": "5.10.*",
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"status": "unaffected",
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2024-11-04 13:01:42 +00:00
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"versionType": "semver"
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2024-10-21 21:00:36 +00:00
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},
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{
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"version": "5.15.85",
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"lessThanOrEqual": "5.15.*",
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"status": "unaffected",
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2024-11-04 13:01:42 +00:00
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"versionType": "semver"
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2024-10-21 21:00:36 +00:00
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},
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{
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"version": "6.0.15",
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"lessThanOrEqual": "6.0.*",
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"status": "unaffected",
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2024-11-04 13:01:42 +00:00
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"versionType": "semver"
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2024-10-21 21:00:36 +00:00
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},
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{
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"version": "6.1",
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"lessThanOrEqual": "*",
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"status": "unaffected",
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"versionType": "original_commit_for_fix"
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}
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],
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"defaultStatus": "affected"
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}
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}
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]
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}
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}
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]
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}
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}
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]
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}
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},
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"references": {
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"reference_data": [
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{
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"url": "https://git.kernel.org/stable/c/49d5867819ab7c744852b45509e8469839c07e0e",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/49d5867819ab7c744852b45509e8469839c07e0e"
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},
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{
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"url": "https://git.kernel.org/stable/c/95f1847a361c7b4bf7d74c06ecb6968455082c1a",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/95f1847a361c7b4bf7d74c06ecb6968455082c1a"
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{
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"url": "https://git.kernel.org/stable/c/ad528fde0702903208d0a79d88d5a42ae3fc235b",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/ad528fde0702903208d0a79d88d5a42ae3fc235b"
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},
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{
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"url": "https://git.kernel.org/stable/c/9fdc79b571434af7bc742da40a3405f038b637a7",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/9fdc79b571434af7bc742da40a3405f038b637a7"
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},
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{
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"url": "https://git.kernel.org/stable/c/f3fe6817156a2ad4b06f01afab04638a34d7c9a6",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/f3fe6817156a2ad4b06f01afab04638a34d7c9a6"
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},
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{
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"url": "https://git.kernel.org/stable/c/19a78143961a197de8502f4f29c453b913dc3c29",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/19a78143961a197de8502f4f29c453b913dc3c29"
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{
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"url": "https://git.kernel.org/stable/c/5550bbf709c323194881737fd290c4bada9e6ead",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/5550bbf709c323194881737fd290c4bada9e6ead"
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{
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"url": "https://git.kernel.org/stable/c/bcd70260ef56e0aee8a4fc6cd214a419900b0765",
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"refsource": "MISC",
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"name": "https://git.kernel.org/stable/c/bcd70260ef56e0aee8a4fc6cd214a419900b0765"
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"generator": {
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2024-11-04 13:01:42 +00:00
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"engine": "bippy-9e1c9544281a"
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2024-08-22 02:00:33 +00:00
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}
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}
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