| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nNFC: st21nfca: Fix memory leak in device probe and remove\n\n'phy->pending_skb' is alloced when device probe, but forgot to free\nin the error handling path and remove path, this cause memory leak\nas follows:\n\nunreferenced object 0xffff88800bc06800 (size 512):\n comm \"8\", pid 11775, jiffies 4295159829 (age 9.032s)\n hex dump (first 32 bytes):\n 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................\n 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................\n backtrace:\n [<00000000d66c09ce>] __kmalloc_node_track_caller+0x1ed/0x450\n [<00000000c93382b3>] kmalloc_reserve+0x37/0xd0\n [<000000005fea522c>] __alloc_skb+0x124/0x380\n [<0000000019f29f9a>] st21nfca_hci_i2c_probe+0x170/0x8f2\n\nFix it by freeing 'pending_skb' in error and remove." |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/nfc/st21nfca/i2c.c" |
| ], |
| "versions": [ |
| { |
| "version": "68957303f44a501af5cf37913208a2acaa6bcdf1", |
| "lessThan": "38c3e320e7ff46f2dc67bc5045333e63d9f8918d", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "68957303f44a501af5cf37913208a2acaa6bcdf1", |
| "lessThan": "a1e0080a35a16ce3808f7040fe0c3a8fdb052349", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "68957303f44a501af5cf37913208a2acaa6bcdf1", |
| "lessThan": "1cd4063dbc91cf7965d73a6a3855e2028cd4613b", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "68957303f44a501af5cf37913208a2acaa6bcdf1", |
| "lessThan": "e553265ea56482da5700f56319fda9ff53e7dcb4", |
| "status": "affected", |
| "versionType": "git" |
| }, |
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| "version": "68957303f44a501af5cf37913208a2acaa6bcdf1", |
| "lessThan": "238920381b8925d070d32d73cd9ce52ab29896fe", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "68957303f44a501af5cf37913208a2acaa6bcdf1", |
| "lessThan": "1b9dadba502234eea7244879b8d5d126bfaf9f0c", |
| "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/nfc/st21nfca/i2c.c" |
| ], |
| "versions": [ |
| { |
| "version": "3.16", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "3.16", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.14.261", |
| "lessThanOrEqual": "4.14.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.19.224", |
| "lessThanOrEqual": "4.19.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.4.170", |
| "lessThanOrEqual": "5.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.90", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.13", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.16", |
| "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": "3.16", |
| "versionEndExcluding": "4.14.261" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.16", |
| "versionEndExcluding": "4.19.224" |
| }, |
| { |
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| }, |
| { |
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| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.16", |
| "versionEndExcluding": "5.15.13" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "3.16", |
| "versionEndExcluding": "5.16" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/38c3e320e7ff46f2dc67bc5045333e63d9f8918d" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/a1e0080a35a16ce3808f7040fe0c3a8fdb052349" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/1cd4063dbc91cf7965d73a6a3855e2028cd4613b" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/e553265ea56482da5700f56319fda9ff53e7dcb4" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/238920381b8925d070d32d73cd9ce52ab29896fe" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/1b9dadba502234eea7244879b8d5d126bfaf9f0c" |
| } |
| ], |
| "title": "NFC: st21nfca: Fix memory leak in device probe and remove", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2021-46924", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
