| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntipc: fix the msg->req tlv len check in tipc_nl_compat_name_table_dump_header\n\nThis is a follow-up for commit 974cb0e3e7c9 (\"tipc: fix uninit-value\nin tipc_nl_compat_name_table_dump\") where it should have type casted\nsizeof(..) to int to work when TLV_GET_DATA_LEN() returns a negative\nvalue.\n\nsyzbot reported a call trace because of it:\n\n BUG: KMSAN: uninit-value in ...\n tipc_nl_compat_name_table_dump+0x841/0xea0 net/tipc/netlink_compat.c:934\n __tipc_nl_compat_dumpit+0xab2/0x1320 net/tipc/netlink_compat.c:238\n tipc_nl_compat_dumpit+0x991/0xb50 net/tipc/netlink_compat.c:321\n tipc_nl_compat_recv+0xb6e/0x1640 net/tipc/netlink_compat.c:1324\n genl_family_rcv_msg_doit net/netlink/genetlink.c:731 [inline]\n genl_family_rcv_msg net/netlink/genetlink.c:775 [inline]\n genl_rcv_msg+0x103f/0x1260 net/netlink/genetlink.c:792\n netlink_rcv_skb+0x3a5/0x6c0 net/netlink/af_netlink.c:2501\n genl_rcv+0x3c/0x50 net/netlink/genetlink.c:803\n netlink_unicast_kernel net/netlink/af_netlink.c:1319 [inline]\n netlink_unicast+0xf3b/0x1270 net/netlink/af_netlink.c:1345\n netlink_sendmsg+0x1288/0x1440 net/netlink/af_netlink.c:1921\n sock_sendmsg_nosec net/socket.c:714 [inline]\n sock_sendmsg net/socket.c:734 [inline]" |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "net/tipc/netlink_compat.c" |
| ], |
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| "status": "affected", |
| "versionType": "git" |
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| }, |
| { |
| "version": "2d5fc1d492d194aa2986c5a9d8a48a60e9143a72", |
| "lessThan": "55a253a6753a603e80b95932ca971ba514aa6ce7", |
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| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "974cb0e3e7c963ced06c4e32c5b2884173fa5e01", |
| "lessThan": "6cee2c60bd168279852ac7dbe54c2b70d1028644", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "974cb0e3e7c963ced06c4e32c5b2884173fa5e01", |
| "lessThan": "1c075b192fe41030457cd4a5f7dea730412bca40", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "c25352f9ad5dffb4de95069e67891e2aa2e99e50", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "5486e8d46560ca2b4d86cbd7d3a66d9913b2ac65", |
| "status": "affected", |
| "versionType": "git" |
| } |
| ] |
| }, |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "affected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "net/tipc/netlink_compat.c" |
| ], |
| "versions": [ |
| { |
| "version": "5.0", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "5.0", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.9.334", |
| "lessThanOrEqual": "4.9.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.14.300", |
| "lessThanOrEqual": "4.14.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "4.19.267", |
| "lessThanOrEqual": "4.19.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.4.225", |
| "lessThanOrEqual": "5.4.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.10.155", |
| "lessThanOrEqual": "5.10.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.15.79", |
| "lessThanOrEqual": "5.15.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.0.9", |
| "lessThanOrEqual": "6.0.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "6.1", |
| "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": "4.9.152", |
| "versionEndExcluding": "4.9.334" |
| }, |
| { |
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| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
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| { |
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| { |
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| "versionStartIncluding": "4.20.4" |
| } |
| ] |
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| ] |
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| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/082707d3df191bf5bb8801d43e4ce3dea39ca173" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/a0ead1d648df9c456baec832b494513ef405949a" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/55a253a6753a603e80b95932ca971ba514aa6ce7" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/36769b9477491a7af6635863bd950309c1e1b96c" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/f31dd158580940938f77514b87337a777520185a" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/301caa06091af4d5cf056ac8249cbda4e6029c6a" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/6cee2c60bd168279852ac7dbe54c2b70d1028644" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/1c075b192fe41030457cd4a5f7dea730412bca40" |
| } |
| ], |
| "title": "tipc: fix the msg->req tlv len check in tipc_nl_compat_name_table_dump_header", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2022-49862", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
