193 lines
9.2 KiB
JSON
193 lines
9.2 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-2026-90175",
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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": "2026-09-11T19:38:34.791Z",
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"datePublished": "2026-09-17T16:07:01.769Z",
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"dateUpdated": "2026-10-19T08:59:12.437Z"
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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": "2026-10-19T08:59:12.437Z"
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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\nsmb: server: fix leak of ksmbd_ipc_login_request_ext() returned buffer\n\nFree it unconditionally after ksmbd_alloc_user() calls.\n\nkmemleak splat:\n unreferenced object 0xffff888103b83540 (size 192):\n comm \"pool-0\", pid 16970, jiffies 4377290937\n hex dump (first 32 bytes):\n 00 00 00 00 01 00 00 00 00 00 00 00 00 00 00 00 ................\n 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................\n backtrace (crc 408ccc66):\n __kvmalloc_node_noprof+0x730/0x920\n handle_generic_event+0xec/0x1a0 [ksmbd]\n genl_family_rcv_msg_doit+0xe0/0x130\n genl_rcv_msg+0x181/0x290\n netlink_rcv_skb+0x4f/0x100\n genl_rcv+0x28/0x40\n netlink_unicast+0x1e6/0x2c0\n netlink_sendmsg+0x20a/0x450\n ____sys_sendmsg+0x2e8/0x310\n ___sys_sendmsg+0x78/0xc0\n __sys_sendmsg+0x63/0xc0\n do_syscall_64+0xa1/0x670\n entry_SYSCALL_64_after_hwframe+0x76/0x7e"
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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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"fs/smb/server/auth.c",
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"fs/smb/server/mgmt/user_config.c"
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],
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"versions": [
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{
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"version": "8a3cd890fd2a7d016a821a1c9dfd8a84d45ad320",
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"lessThan": "4d6fe49fa3e7fbd779c761518e6572e340233c9b",
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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": "a77e0e02af1c2db5fc040511aa78a58a52e116ab",
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"lessThan": "c9f2872e91b9fe99c1d0ba768906f7aeb48c8517",
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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": "a77e0e02af1c2db5fc040511aa78a58a52e116ab",
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"lessThan": "7a98c3b903b10c4d6176948254012b5ca24b071b",
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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": "a77e0e02af1c2db5fc040511aa78a58a52e116ab",
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"lessThan": "abb5146b2d8197d695ea9eaa0847c73e34f00985",
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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": "a77e0e02af1c2db5fc040511aa78a58a52e116ab",
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"lessThan": "1c3ebf832d010c08afe1359215d4121cb1ed2de5",
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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": "6.6.141",
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"lessThan": "6.6.157",
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"status": "affected",
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"versionType": "semver"
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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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"fs/smb/server/auth.c",
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"fs/smb/server/mgmt/user_config.c"
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],
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"versions": [
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{
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"version": "6.12",
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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": "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": "6.6.157",
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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": "6.12.110",
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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": "6.18.52",
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"lessThanOrEqual": "6.18.*",
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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": "7.2.6",
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"lessThanOrEqual": "7.2.*",
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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": "7.3",
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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": "6.6.141",
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"versionEndExcluding": "6.6.157"
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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": "6.12",
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"versionEndExcluding": "6.12.110"
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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": "6.12",
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"versionEndExcluding": "6.18.52"
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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": "6.12",
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"versionEndExcluding": "7.2.6"
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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": "6.12",
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"versionEndExcluding": "7.3"
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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/4d6fe49fa3e7fbd779c761518e6572e340233c9b"
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},
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{
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"url": "https://git.kernel.org/stable/c/c9f2872e91b9fe99c1d0ba768906f7aeb48c8517"
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},
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{
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"url": "https://git.kernel.org/stable/c/7a98c3b903b10c4d6176948254012b5ca24b071b"
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},
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{
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"url": "https://git.kernel.org/stable/c/abb5146b2d8197d695ea9eaa0847c73e34f00985"
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},
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{
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"url": "https://git.kernel.org/stable/c/1c3ebf832d010c08afe1359215d4121cb1ed2de5"
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}
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],
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"title": "smb: server: fix leak of ksmbd_ipc_login_request_ext() returned buffer",
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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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} |