| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ndmaengine: idxd: Fix potential null dereference on pointer status\n\nThere are calls to idxd_cmd_exec that pass a null status pointer however\na recent commit has added an assignment to *status that can end up\nwith a null pointer dereference. The function expects a null status\npointer sometimes as there is a later assignment to *status where\nstatus is first null checked. Fix the issue by null checking status\nbefore making the assignment.\n\nAddresses-Coverity: (\"Explicit null dereferenced\")" |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/dma/idxd/device.c" |
| ], |
| "versions": [ |
| { |
| "version": "40e3b5c128645d2ddad12310c7be98758cafb2b0", |
| "lessThan": "5756f757c72501ef1a16f5f63f940623044180e9", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "89e3becd8f821e507052e012d2559dcda59f538e", |
| "lessThan": "2280b4cc29d8cdd2be3d1b2d1ea4f958e2131c97", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "89e3becd8f821e507052e012d2559dcda59f538e", |
| "lessThan": "7bc402f843e7817a4a808e7b9ab0bcd7ffd55bfa", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "89e3becd8f821e507052e012d2559dcda59f538e", |
| "lessThan": "28ac8e03c43dfc6a703aa420d18222540b801120", |
| "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/dma/idxd/device.c" |
| ], |
| "versions": [ |
| { |
| "version": "5.11", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "5.11", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.38", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.11.22", |
| "lessThanOrEqual": "5.11.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.12.5", |
| "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": "5.10.17", |
| "versionEndExcluding": "5.10.38" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.11", |
| "versionEndExcluding": "5.11.22" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.11", |
| "versionEndExcluding": "5.12.5" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.11", |
| "versionEndExcluding": "5.13" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/5756f757c72501ef1a16f5f63f940623044180e9" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/2280b4cc29d8cdd2be3d1b2d1ea4f958e2131c97" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/7bc402f843e7817a4a808e7b9ab0bcd7ffd55bfa" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/28ac8e03c43dfc6a703aa420d18222540b801120" |
| } |
| ], |
| "title": "dmaengine: idxd: Fix potential null dereference on pointer status", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2021-47003", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
