310 lines
15 KiB
JSON
310 lines
15 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-2022-49853",
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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": "2025-05-01T14:05:17.230Z",
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"datePublished": "2025-05-01T14:10:07.726Z",
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"dateUpdated": "2026-05-11T19:08:01.634Z"
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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": "2026-05-11T19:08:01.634Z"
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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\nnet: macvlan: fix memory leaks of macvlan_common_newlink\n\nkmemleak reports memory leaks in macvlan_common_newlink, as follows:\n\n ip link add link eth0 name .. type macvlan mode source macaddr add\n <MAC-ADDR>\n\nkmemleak reports:\n\nunreferenced object 0xffff8880109bb140 (size 64):\n comm \"ip\", pid 284, jiffies 4294986150 (age 430.108s)\n hex dump (first 32 bytes):\n 00 00 00 00 00 00 00 00 b8 aa 5a 12 80 88 ff ff ..........Z.....\n 80 1b fa 0d 80 88 ff ff 1e ff ac af c7 c1 6b 6b ..............kk\n backtrace:\n [<ffffffff813e06a7>] kmem_cache_alloc_trace+0x1c7/0x300\n [<ffffffff81b66025>] macvlan_hash_add_source+0x45/0xc0\n [<ffffffff81b66a67>] macvlan_changelink_sources+0xd7/0x170\n [<ffffffff81b6775c>] macvlan_common_newlink+0x38c/0x5a0\n [<ffffffff81b6797e>] macvlan_newlink+0xe/0x20\n [<ffffffff81d97f8f>] __rtnl_newlink+0x7af/0xa50\n [<ffffffff81d98278>] rtnl_newlink+0x48/0x70\n ...\n\nIn the scenario where the macvlan mode is configured as 'source',\nmacvlan_changelink_sources() will be execured to reconfigure list of\nremote source mac addresses, at the same time, if register_netdevice()\nreturn an error, the resource generated by macvlan_changelink_sources()\nis not cleaned up.\n\nUsing this patch, in the case of an error, it will execute\nmacvlan_flush_sources() to ensure that the resource is cleaned up."
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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/macvlan.c"
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],
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"versions": [
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{
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"version": "aa5fd0fb77486b8a6764ead8627baa14790e4280",
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"lessThan": "9f288e338be206713d79b29144c27fca4503c39b",
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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": "aa5fd0fb77486b8a6764ead8627baa14790e4280",
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"lessThan": "21d3a8b6a1e39e7529ce9de07316ee13a63f305b",
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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": "aa5fd0fb77486b8a6764ead8627baa14790e4280",
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"lessThan": "a81b44d1df1f07f00c0dcc0a0b3d2fa24a46289e",
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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": "aa5fd0fb77486b8a6764ead8627baa14790e4280",
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"lessThan": "685e73e3f7a9fb75cbf049a9d0b7c45cc6b57b2e",
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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": "aa5fd0fb77486b8a6764ead8627baa14790e4280",
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"lessThan": "956e0216a19994443c90ba2ea6b0b284c9c4f9cb",
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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": "aa5fd0fb77486b8a6764ead8627baa14790e4280",
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"lessThan": "a8d67367ab33604326cc37ab44fd1801bf5691ba",
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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": "aa5fd0fb77486b8a6764ead8627baa14790e4280",
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"lessThan": "9ea003c4671b2fc455320ecf6d4a43b0a3c1878a",
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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": "aa5fd0fb77486b8a6764ead8627baa14790e4280",
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"lessThan": "23569b5652ee8e8e55a12f7835f59af6f3cefc30",
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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/macvlan.c"
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],
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"versions": [
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{
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"version": "4.9",
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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": "4.9",
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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": "4.9.334",
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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": "4.14.300",
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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": "4.19.267",
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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": "5.4.225",
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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": "5.10.155",
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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": "5.15.79",
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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": "6.0.9",
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"lessThanOrEqual": "6.0.*",
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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": "6.1",
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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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{
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"operator": "OR",
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"negate": false,
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"cpeMatch": [
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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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"versionStartIncluding": "4.9",
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"versionEndExcluding": "4.9.334"
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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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"versionStartIncluding": "4.9",
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"versionEndExcluding": "4.14.300"
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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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"versionStartIncluding": "4.9",
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"versionEndExcluding": "4.19.267"
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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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"versionStartIncluding": "4.9",
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"versionEndExcluding": "5.4.225"
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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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"versionStartIncluding": "4.9",
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"versionEndExcluding": "5.10.155"
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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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"versionStartIncluding": "4.9",
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"versionEndExcluding": "5.15.79"
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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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"versionStartIncluding": "4.9",
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"versionEndExcluding": "6.0.9"
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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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"versionStartIncluding": "4.9",
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"versionEndExcluding": "6.1"
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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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"references": [
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{
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"url": "https://git.kernel.org/stable/c/9f288e338be206713d79b29144c27fca4503c39b"
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},
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{
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"url": "https://git.kernel.org/stable/c/21d3a8b6a1e39e7529ce9de07316ee13a63f305b"
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},
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{
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"url": "https://git.kernel.org/stable/c/a81b44d1df1f07f00c0dcc0a0b3d2fa24a46289e"
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},
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{
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"url": "https://git.kernel.org/stable/c/685e73e3f7a9fb75cbf049a9d0b7c45cc6b57b2e"
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},
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{
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"url": "https://git.kernel.org/stable/c/956e0216a19994443c90ba2ea6b0b284c9c4f9cb"
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},
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{
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"url": "https://git.kernel.org/stable/c/a8d67367ab33604326cc37ab44fd1801bf5691ba"
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},
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{
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"url": "https://git.kernel.org/stable/c/9ea003c4671b2fc455320ecf6d4a43b0a3c1878a"
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},
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{
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"url": "https://git.kernel.org/stable/c/23569b5652ee8e8e55a12f7835f59af6f3cefc30"
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}
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],
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"title": "net: macvlan: fix memory leaks of macvlan_common_newlink",
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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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"adp": [
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{
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"problemTypes": [
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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-401",
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"lang": "en",
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"description": "CWE-401 Missing Release of Memory after Effective Lifetime"
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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": 5.5,
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"attackVector": "LOCAL",
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"baseSeverity": "MEDIUM",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
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"integrityImpact": "NONE",
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"userInteraction": "NONE",
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"attackComplexity": "LOW",
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"availabilityImpact": "HIGH",
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"privilegesRequired": "LOW",
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"confidentialityImpact": "NONE"
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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": "2025-10-01T16:07:26.571927Z",
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"id": "CVE-2022-49853",
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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": "no"
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},
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{
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"Technical Impact": "partial"
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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": "2025-10-01T16:07:29.375Z"
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}
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}
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]
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}
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} |