| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet: qrtr: fix OOB Read in qrtr_endpoint_post\n\nSyzbot reported slab-out-of-bounds Read in\nqrtr_endpoint_post. The problem was in wrong\n_size_ type:\n\n\tif (len != ALIGN(size, 4) + hdrlen)\n\t\tgoto err;\n\nIf size from qrtr_hdr is 4294967293 (0xfffffffd), the result of\nALIGN(size, 4) will be 0. In case of len == hdrlen and size == 4294967293\nin header this check won't fail and\n\n\tskb_put_data(skb, data + hdrlen, size);\n\nwill read out of bound from data, which is hdrlen allocated block." |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "net/qrtr/qrtr.c" |
| ], |
| "versions": [ |
| { |
| "version": "194ccc88297ae78d0803adad83c6dcc369787c9e", |
| "lessThan": "f8111c0d7ed42ede41a3d0d393b104de0730a8a6", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "194ccc88297ae78d0803adad83c6dcc369787c9e", |
| "lessThan": "26b8d10703a9be45d6097946b2b4011f7dd2c56f", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "194ccc88297ae78d0803adad83c6dcc369787c9e", |
| "lessThan": "960b08dd36de1e341e3eb43d1c547513e338f4f8", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "194ccc88297ae78d0803adad83c6dcc369787c9e", |
| "lessThan": "19892ab9c9d838e2e5a7744d36e4bb8b7c3292fe", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "194ccc88297ae78d0803adad83c6dcc369787c9e", |
| "lessThan": "ad9d24c9429e2159d1e279dc3a83191ccb4daf1d", |
| "status": "affected", |
| "versionType": "git" |
| } |
| ] |
| }, |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "affected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "net/qrtr/qrtr.c" |
| ], |
| "versions": [ |
| { |
| "version": "4.15", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "4.15", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.19.196", |
| "lessThanOrEqual": "4.19.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.4.128", |
| "lessThanOrEqual": "5.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.46", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.12.13", |
| "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": "4.15", |
| "versionEndExcluding": "4.19.196" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.15", |
| "versionEndExcluding": "5.4.128" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.15", |
| "versionEndExcluding": "5.10.46" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.15", |
| "versionEndExcluding": "5.12.13" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "4.15", |
| "versionEndExcluding": "5.13" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/f8111c0d7ed42ede41a3d0d393b104de0730a8a6" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/26b8d10703a9be45d6097946b2b4011f7dd2c56f" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/960b08dd36de1e341e3eb43d1c547513e338f4f8" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/19892ab9c9d838e2e5a7744d36e4bb8b7c3292fe" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/ad9d24c9429e2159d1e279dc3a83191ccb4daf1d" |
| } |
| ], |
| "title": "net: qrtr: fix OOB Read in qrtr_endpoint_post", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2021-47240", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
