| { |
| "containers": { |
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| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: hso: fix NULL-deref on disconnect regression\n\nCommit 8a12f8836145 (\"net: hso: fix null-ptr-deref during tty device\nunregistration\") fixed the racy minor allocation reported by syzbot, but\nintroduced an unconditional NULL-pointer dereference on every disconnect\ninstead.\n\nSpecifically, the serial device table must no longer be accessed after\nthe minor has been released by hso_serial_tty_unregister()." |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/net/usb/hso.c" |
| ], |
| "versions": [ |
| { |
| "version": "a462067d7c8e6953a733bf5ade8db947b1bb5449", |
| "lessThan": "5871761c5f0f20d6e98bf3b6bd7486d857589554", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "145c89c441d27696961752bf51b323f347601bee", |
| "lessThan": "0c71d4c89559f72cec2592d078681a843bce570e", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "caf5ac93b3b5d5fac032fc11fbea680e115421b4", |
| "lessThan": "24b699bea7553fc0b98dad9d864befb6005ac7f1", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "92028d7a31e55d53e41cff679156b9432cffcb36", |
| "lessThan": "5c17cfe155d21954b4c7e2a78fa771cebcd86725", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "4a2933c88399c0ebc738db39bbce3ae89786d723", |
| "lessThan": "d7fad2ce15bdbbd0fec3ebe999fd7cab2267f53e", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "dc195928d7e4ec7b5cfc6cd10dc4c8d87a7c72ac", |
| "lessThan": "90642ee9eb581a13569b1c0bd57e85d962215273", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "388d05f70f1ee0cac4a2068fd295072f1a44152a", |
| "lessThan": "0f000005da31f6947f843ce6b3e3a960540c6e00", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "8a12f8836145ffe37e9c8733dce18c22fb668b66", |
| "lessThan": "41c44e1f3112d7265dae522c026399b2a42d19ef", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "8a12f8836145ffe37e9c8733dce18c22fb668b66", |
| "lessThan": "2ad5692db72874f02b9ad551d26345437ea4f7f3", |
| "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/usb/hso.c" |
| ], |
| "versions": [ |
| { |
| "version": "5.12", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "5.12", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.19.189", |
| "lessThanOrEqual": "4.19.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.4.115", |
| "lessThanOrEqual": "5.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.33", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.11.17", |
| "lessThanOrEqual": "5.11.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.12.1", |
| "lessThanOrEqual": "5.12.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.13", |
| "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": "4.19.187", |
| "versionEndExcluding": "4.19.189" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.4.112", |
| "versionEndExcluding": "5.4.115" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.10.30", |
| "versionEndExcluding": "5.10.33" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.11.14", |
| "versionEndExcluding": "5.11.17" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.12", |
| "versionEndExcluding": "5.12.1" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.12", |
| "versionEndExcluding": "5.13" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/5871761c5f0f20d6e98bf3b6bd7486d857589554" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/0c71d4c89559f72cec2592d078681a843bce570e" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/24b699bea7553fc0b98dad9d864befb6005ac7f1" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/5c17cfe155d21954b4c7e2a78fa771cebcd86725" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/d7fad2ce15bdbbd0fec3ebe999fd7cab2267f53e" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/90642ee9eb581a13569b1c0bd57e85d962215273" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/0f000005da31f6947f843ce6b3e3a960540c6e00" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/41c44e1f3112d7265dae522c026399b2a42d19ef" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/2ad5692db72874f02b9ad551d26345437ea4f7f3" |
| } |
| ], |
| "title": "net: hso: fix NULL-deref on disconnect regression", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2021-46905", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
