305 lines
16 KiB
JSON
305 lines
16 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-2024-56643",
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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": "2024-12-27T15:00:39.840Z",
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"datePublished": "2024-12-27T15:02:44.492Z",
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"dateUpdated": "2026-05-11T20:56:27.433Z"
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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": "2026-05-11T20:56:27.433Z"
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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\ndccp: Fix memory leak in dccp_feat_change_recv\n\nIf dccp_feat_push_confirm() fails after new value for SP feature was accepted\nwithout reconciliation ('entry == NULL' branch), memory allocated for that value\nwith dccp_feat_clone_sp_val() is never freed.\n\nHere is the kmemleak stack for this:\n\nunreferenced object 0xffff88801d4ab488 (size 8):\n comm \"syz-executor310\", pid 1127, jiffies 4295085598 (age 41.666s)\n hex dump (first 8 bytes):\n 01 b4 4a 1d 80 88 ff ff ..J.....\n backtrace:\n [<00000000db7cabfe>] kmemdup+0x23/0x50 mm/util.c:128\n [<0000000019b38405>] kmemdup include/linux/string.h:465 [inline]\n [<0000000019b38405>] dccp_feat_clone_sp_val net/dccp/feat.c:371 [inline]\n [<0000000019b38405>] dccp_feat_clone_sp_val net/dccp/feat.c:367 [inline]\n [<0000000019b38405>] dccp_feat_change_recv net/dccp/feat.c:1145 [inline]\n [<0000000019b38405>] dccp_feat_parse_options+0x1196/0x2180 net/dccp/feat.c:1416\n [<00000000b1f6d94a>] dccp_parse_options+0xa2a/0x1260 net/dccp/options.c:125\n [<0000000030d7b621>] dccp_rcv_state_process+0x197/0x13d0 net/dccp/input.c:650\n [<000000001f74c72e>] dccp_v4_do_rcv+0xf9/0x1a0 net/dccp/ipv4.c:688\n [<00000000a6c24128>] sk_backlog_rcv include/net/sock.h:1041 [inline]\n [<00000000a6c24128>] __release_sock+0x139/0x3b0 net/core/sock.c:2570\n [<00000000cf1f3a53>] release_sock+0x54/0x1b0 net/core/sock.c:3111\n [<000000008422fa23>] inet_wait_for_connect net/ipv4/af_inet.c:603 [inline]\n [<000000008422fa23>] __inet_stream_connect+0x5d0/0xf70 net/ipv4/af_inet.c:696\n [<0000000015b6f64d>] inet_stream_connect+0x53/0xa0 net/ipv4/af_inet.c:735\n [<0000000010122488>] __sys_connect_file+0x15c/0x1a0 net/socket.c:1865\n [<00000000b4b70023>] __sys_connect+0x165/0x1a0 net/socket.c:1882\n [<00000000f4cb3815>] __do_sys_connect net/socket.c:1892 [inline]\n [<00000000f4cb3815>] __se_sys_connect net/socket.c:1889 [inline]\n [<00000000f4cb3815>] __x64_sys_connect+0x6e/0xb0 net/socket.c:1889\n [<00000000e7b1e839>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46\n [<0000000055e91434>] entry_SYSCALL_64_after_hwframe+0x67/0xd1\n\nClean up the allocated memory in case of dccp_feat_push_confirm() failure\nand bail out with an error reset code.\n\nFound by Linux Verification Center (linuxtesting.org) with Syzkaller."
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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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"net/dccp/feat.c"
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],
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"versions": [
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{
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"version": "e77b8363b2ea7c0d89919547c1a8b0562f298b57",
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"lessThan": "623be080ab3c13d71570bd32f7202a8efa8e2252",
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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": "e77b8363b2ea7c0d89919547c1a8b0562f298b57",
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"lessThan": "c99507fff94b926fc92279c92d80f229c91cb85d",
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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": "e77b8363b2ea7c0d89919547c1a8b0562f298b57",
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"lessThan": "bc3d4423def1a9412a0ae454cb4477089ab79276",
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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": "e77b8363b2ea7c0d89919547c1a8b0562f298b57",
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"lessThan": "6ff67909ee2ffad911e3122616df41dee23ff4f6",
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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": "e77b8363b2ea7c0d89919547c1a8b0562f298b57",
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"lessThan": "d3ec686a369fae5034303061f003cd3f94ddfd23",
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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": "e77b8363b2ea7c0d89919547c1a8b0562f298b57",
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"lessThan": "9ee68b0f23706a77f53c832457b9384178b76421",
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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": "e77b8363b2ea7c0d89919547c1a8b0562f298b57",
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"lessThan": "22be4727a8f898442066bcac34f8a1ad0bc72e14",
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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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"net/dccp/feat.c"
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],
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"versions": [
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{
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"version": "2.6.29",
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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": "2.6.29",
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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": "5.4.287",
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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": "5.10.231",
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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": "5.15.174",
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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": "6.1.120",
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"lessThanOrEqual": "6.1.*",
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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": "6.6.66",
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"lessThanOrEqual": "6.6.*",
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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": "6.12.5",
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"lessThanOrEqual": "6.12.*",
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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": "6.13",
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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": "2.6.29",
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"versionEndExcluding": "5.4.287"
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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": "2.6.29",
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"versionEndExcluding": "5.10.231"
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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": "2.6.29",
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"versionEndExcluding": "5.15.174"
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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": "2.6.29",
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"versionEndExcluding": "6.1.120"
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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": "2.6.29",
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"versionEndExcluding": "6.6.66"
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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": "2.6.29",
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"versionEndExcluding": "6.12.5"
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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": "2.6.29",
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"versionEndExcluding": "6.13"
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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/623be080ab3c13d71570bd32f7202a8efa8e2252"
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},
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{
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"url": "https://git.kernel.org/stable/c/c99507fff94b926fc92279c92d80f229c91cb85d"
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},
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{
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"url": "https://git.kernel.org/stable/c/bc3d4423def1a9412a0ae454cb4477089ab79276"
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},
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{
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"url": "https://git.kernel.org/stable/c/6ff67909ee2ffad911e3122616df41dee23ff4f6"
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},
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{
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"url": "https://git.kernel.org/stable/c/d3ec686a369fae5034303061f003cd3f94ddfd23"
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},
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{
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"url": "https://git.kernel.org/stable/c/9ee68b0f23706a77f53c832457b9384178b76421"
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},
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{
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"url": "https://git.kernel.org/stable/c/22be4727a8f898442066bcac34f8a1ad0bc72e14"
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}
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],
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"title": "dccp: Fix memory leak in dccp_feat_change_recv",
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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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"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": 3.3,
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"attackVector": "LOCAL",
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"baseSeverity": "LOW",
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"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L",
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"integrityImpact": "NONE",
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"userInteraction": "NONE",
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"attackComplexity": "LOW",
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"availabilityImpact": "LOW",
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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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"id": "CVE-2024-56643",
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"role": "CISA Coordinator",
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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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"version": "2.0.3",
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"timestamp": "2025-04-17T20:10:38.316606Z"
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}
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}
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}
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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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"lang": "en",
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"type": "CWE",
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"cweId": "CWE-401",
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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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"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": "2025-04-17T20:15:52.853Z"
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}
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},
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{
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"title": "CVE Program Container",
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"references": [
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{
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"url": "https://lists.debian.org/debian-lts-announce/2025/03/msg00001.html"
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},
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{
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"url": "https://lists.debian.org/debian-lts-announce/2025/03/msg00002.html"
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}
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],
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"providerMetadata": {
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"orgId": "af854a3a-2127-422b-91ae-364da2661108",
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"shortName": "CVE",
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"dateUpdated": "2025-11-03T20:51:45.595Z"
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}
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}
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]
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}
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} |