565 lines
25 KiB
JSON
565 lines
25 KiB
JSON
{
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"dataType": "CVE_RECORD",
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"dataVersion": "5.2",
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"cveMetadata": {
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"cveId": "CVE-2021-47548",
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"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"state": "PUBLISHED",
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"assignerShortName": "Linux",
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"dateReserved": "2024-05-24T15:02:54.829Z",
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"datePublished": "2024-05-24T15:09:52.634Z",
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"dateUpdated": "2026-05-11T13:56:45.302Z"
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},
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"containers": {
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"cna": {
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"providerMetadata": {
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"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
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"shortName": "Linux",
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"dateUpdated": "2026-05-11T13:56:45.302Z"
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},
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"descriptions": [
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{
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"lang": "en",
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"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nethernet: hisilicon: hns: hns_dsaf_misc: fix a possible array overflow in hns_dsaf_ge_srst_by_port()\n\nThe if statement:\n if (port >= DSAF_GE_NUM)\n return;\n\nlimits the value of port less than DSAF_GE_NUM (i.e., 8).\nHowever, if the value of port is 6 or 7, an array overflow could occur:\n port_rst_off = dsaf_dev->mac_cb[port]->port_rst_off;\n\nbecause the length of dsaf_dev->mac_cb is DSAF_MAX_PORT_NUM (i.e., 6).\n\nTo fix this possible array overflow, we first check port and if it is\ngreater than or equal to DSAF_MAX_PORT_NUM, the function returns."
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}
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],
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"affected": [
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "unaffected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c"
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],
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"versions": [
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{
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"version": "850bfa3b78ea8849fef78ed74f5f2ccf947db0ca",
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"lessThan": "948968f8747650447c8f21c9fdba0e1973be040b",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "850bfa3b78ea8849fef78ed74f5f2ccf947db0ca",
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"lessThan": "abbd5faa0748d0aa95d5191d56ff7a17a6275bd1",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "850bfa3b78ea8849fef78ed74f5f2ccf947db0ca",
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"lessThan": "dd07f8971b81ad98cc754b179b331b57f35aa1ff",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "850bfa3b78ea8849fef78ed74f5f2ccf947db0ca",
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"lessThan": "99bb25cb6753beaf2c2bc37927c2ecc0ceff3f6d",
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"status": "affected",
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},
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{
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"version": "850bfa3b78ea8849fef78ed74f5f2ccf947db0ca",
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"lessThan": "22519eff7df2d88adcc2568d86046ce1e2b52803",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "850bfa3b78ea8849fef78ed74f5f2ccf947db0ca",
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"lessThan": "fc7ffa7f10b9454a86369405d9814bf141b30627",
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"status": "affected",
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"versionType": "git"
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},
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{
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"version": "850bfa3b78ea8849fef78ed74f5f2ccf947db0ca",
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"lessThan": "a66998e0fbf213d47d02813b9679426129d0d114",
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"status": "affected",
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"versionType": "git"
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}
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]
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},
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{
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"product": "Linux",
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"vendor": "Linux",
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"defaultStatus": "affected",
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"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
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"programFiles": [
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"drivers/net/ethernet/hisilicon/hns/hns_dsaf_misc.c"
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],
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"versions": [
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{
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"version": "4.7",
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"status": "affected"
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},
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{
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"version": "0",
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"lessThan": "4.7",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "4.9.292",
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"lessThanOrEqual": "4.9.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "4.14.257",
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"lessThanOrEqual": "4.14.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "4.19.220",
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"lessThanOrEqual": "4.19.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.4.164",
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"lessThanOrEqual": "5.4.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.10.84",
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"lessThanOrEqual": "5.10.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.15.7",
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"lessThanOrEqual": "5.15.*",
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"status": "unaffected",
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"versionType": "semver"
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},
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{
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"version": "5.16",
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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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}
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],
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"cpeApplicability": [
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{
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"nodes": [
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"versionStartIncluding": "4.7",
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"versionEndExcluding": "4.9.292"
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},
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{
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"vulnerable": true,
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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"references": [
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{
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"url": "https://git.kernel.org/stable/c/948968f8747650447c8f21c9fdba0e1973be040b"
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},
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{
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"url": "https://git.kernel.org/stable/c/abbd5faa0748d0aa95d5191d56ff7a17a6275bd1"
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{
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"url": "https://git.kernel.org/stable/c/dd07f8971b81ad98cc754b179b331b57f35aa1ff"
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},
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{
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"url": "https://git.kernel.org/stable/c/99bb25cb6753beaf2c2bc37927c2ecc0ceff3f6d"
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{
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"url": "https://git.kernel.org/stable/c/22519eff7df2d88adcc2568d86046ce1e2b52803"
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{
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"url": "https://git.kernel.org/stable/c/fc7ffa7f10b9454a86369405d9814bf141b30627"
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{
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"url": "https://git.kernel.org/stable/c/a66998e0fbf213d47d02813b9679426129d0d114"
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}
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],
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"title": "ethernet: hisilicon: hns: hns_dsaf_misc: fix a possible array overflow in hns_dsaf_ge_srst_by_port()",
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"x_generator": {
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"engine": "bippy-1.2.0"
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}
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{
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{
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"descriptions": [
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{
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"type": "CWE",
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"cweId": "CWE-129",
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"lang": "en",
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"description": "CWE-129 Improper Validation of Array Index"
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}
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]
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}
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],
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"affected": [
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{
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"cpe:2.3:o:linux:linux_kernel:-:*:*:*:*:*:*:*"
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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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]
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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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"versions": [
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{
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}
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]
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}
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],
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"metrics": [
|
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{
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"cvssV3_1": {
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"scope": "UNCHANGED",
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"version": "3.1",
|
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"baseScore": 9.8,
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"attackVector": "NETWORK",
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"baseSeverity": "CRITICAL",
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"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
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"integrityImpact": "HIGH",
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"userInteraction": "NONE",
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"attackComplexity": "LOW",
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"availabilityImpact": "HIGH",
|
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"privilegesRequired": "NONE",
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"confidentialityImpact": "HIGH"
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}
|
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},
|
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{
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"other": {
|
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"type": "ssvc",
|
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"content": {
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"timestamp": "2024-06-05T14:45:02.339644Z",
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"id": "CVE-2021-47548",
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"options": [
|
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{
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"Exploitation": "none"
|
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},
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{
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"Automatable": "yes"
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},
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{
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"Technical Impact": "total"
|
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}
|
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],
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"role": "CISA Coordinator",
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"version": "2.0.3"
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}
|
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}
|
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}
|
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],
|
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"title": "CISA ADP Vulnrichment",
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"providerMetadata": {
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"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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"shortName": "CISA-ADP",
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"dateUpdated": "2024-06-05T14:45:10.947Z"
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}
|
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