299 lines
15 KiB
JSON
299 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-2023-52977",
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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": "2025-03-27T16:40:15.738Z",
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"datePublished": "2025-03-27T16:43:17.234Z",
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"dateUpdated": "2026-05-23T15:27:39.583Z"
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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": "2026-05-23T15:27:39.583Z"
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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: openvswitch: fix flow memory leak in ovs_flow_cmd_new\n\nSyzkaller reports a memory leak of new_flow in ovs_flow_cmd_new() as it is\nnot freed when an allocation of a key fails.\n\nBUG: memory leak\nunreferenced object 0xffff888116668000 (size 632):\n comm \"syz-executor231\", pid 1090, jiffies 4294844701 (age 18.871s)\n hex dump (first 32 bytes):\n 00 00 00 00 00 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:\n [<00000000defa3494>] kmem_cache_zalloc include/linux/slab.h:654 [inline]\n [<00000000defa3494>] ovs_flow_alloc+0x19/0x180 net/openvswitch/flow_table.c:77\n [<00000000c67d8873>] ovs_flow_cmd_new+0x1de/0xd40 net/openvswitch/datapath.c:957\n [<0000000010a539a8>] genl_family_rcv_msg_doit+0x22d/0x330 net/netlink/genetlink.c:739\n [<00000000dff3302d>] genl_family_rcv_msg net/netlink/genetlink.c:783 [inline]\n [<00000000dff3302d>] genl_rcv_msg+0x328/0x590 net/netlink/genetlink.c:800\n [<000000000286dd87>] netlink_rcv_skb+0x153/0x430 net/netlink/af_netlink.c:2515\n [<0000000061fed410>] genl_rcv+0x24/0x40 net/netlink/genetlink.c:811\n [<000000009dc0f111>] netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline]\n [<000000009dc0f111>] netlink_unicast+0x545/0x7f0 net/netlink/af_netlink.c:1339\n [<000000004a5ee816>] netlink_sendmsg+0x8e7/0xde0 net/netlink/af_netlink.c:1934\n [<00000000482b476f>] sock_sendmsg_nosec net/socket.c:651 [inline]\n [<00000000482b476f>] sock_sendmsg+0x152/0x190 net/socket.c:671\n [<00000000698574ba>] ____sys_sendmsg+0x70a/0x870 net/socket.c:2356\n [<00000000d28d9e11>] ___sys_sendmsg+0xf3/0x170 net/socket.c:2410\n [<0000000083ba9120>] __sys_sendmsg+0xe5/0x1b0 net/socket.c:2439\n [<00000000c00628f8>] do_syscall_64+0x30/0x40 arch/x86/entry/common.c:46\n [<000000004abfdcf4>] entry_SYSCALL_64_after_hwframe+0x61/0xc6\n\nTo fix this the patch rearranges the goto labels to reflect the order of\nobject allocations and adds appropriate goto statements on the error\npaths.\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/openvswitch/datapath.c"
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],
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"versions": [
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{
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"version": "655e873bf528f0f46ce6b069f9a2daee9621197c",
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"lessThan": "1ac653cf886cdfc082708c82dc6ac6115cebd2ee",
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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": "ee27d70556a47c3a07e65a60f47e3ea12a255af8",
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"lessThan": "af4e720bc00a2653f7b9df21755b9978b3d7f386",
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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": "8b74211bf60b3e0c0ed4fe3d16c92ffdcaaf34eb",
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"lessThan": "ed6c5e8caf55778500202775167e8ccdb1a030cb",
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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": "6736b61ecf230dd656464de0f514bdeadb384f20",
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"lessThan": "70154489f531587996f3e9d7cceeee65cff0001d",
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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": "0133615a06007684df648feb9d327714e399afd4",
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"lessThan": "f423c2efd51d7eb1d143c2be7eea233241d9bbbf",
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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": "32d5fa5bdccec2361fc6c4ed05a7367155b3a1e9",
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"lessThan": "70d40674a549d498bd63d5432acf46205da1534b",
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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": "68bb10101e6b0a6bb44e9c908ef795fc4af99eae",
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"lessThan": "0c598aed445eb45b0ee7ba405f7ece99ee349c30",
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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": "4f592e712ea2132f511d545954867d7880df5be2",
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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": "a991a411c3e21ef22507400dbb179ae02029d42c",
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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": "4.9.337",
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"lessThan": "4.10",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "6.0.16",
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"lessThan": "6.1",
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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": "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/openvswitch/datapath.c"
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],
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"versions": [
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{
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"version": "4.14.303",
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"lessThan": "4.14.306",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "4.19.270",
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"lessThan": "4.19.273",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "5.4.229",
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"lessThan": "5.4.232",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "5.10.163",
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"lessThan": "5.10.168",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "5.15.86",
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"lessThan": "5.15.93",
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"status": "affected",
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"versionType": "semver"
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},
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{
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"version": "6.1.2",
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"lessThan": "6.1.11",
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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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"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": "4.14.303",
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"versionEndExcluding": "4.14.306"
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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": "4.19.270",
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"versionEndExcluding": "4.19.273"
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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": "5.4.229",
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{
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"versionStartIncluding": "5.10.163",
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{
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
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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": "6.0.16"
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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/1ac653cf886cdfc082708c82dc6ac6115cebd2ee"
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},
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{
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"url": "https://git.kernel.org/stable/c/af4e720bc00a2653f7b9df21755b9978b3d7f386"
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},
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{
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"url": "https://git.kernel.org/stable/c/ed6c5e8caf55778500202775167e8ccdb1a030cb"
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},
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{
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"url": "https://git.kernel.org/stable/c/70154489f531587996f3e9d7cceeee65cff0001d"
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},
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{
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"url": "https://git.kernel.org/stable/c/f423c2efd51d7eb1d143c2be7eea233241d9bbbf"
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},
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{
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"url": "https://git.kernel.org/stable/c/70d40674a549d498bd63d5432acf46205da1534b"
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},
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{
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"url": "https://git.kernel.org/stable/c/0c598aed445eb45b0ee7ba405f7ece99ee349c30"
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}
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],
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"title": "net: openvswitch: fix flow memory leak in ovs_flow_cmd_new",
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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": "2025-10-01T17:21:57.463878Z",
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"id": "CVE-2023-52977",
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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": "2025-10-01T17:21:59.721Z"
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}
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}
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]
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}
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} |