CVE-2023-53233 (GCVE-0-2023-53233)
Vulnerability from cvelistv5
Published
2025-09-15 14:22
Modified
2025-09-15 14:22
Severity ?
VLAI Severity ?
EPSS score ?
Summary
In the Linux kernel, the following vulnerability has been resolved:
net/smc: fix deadlock triggered by cancel_delayed_work_syn()
The following LOCKDEP was detected:
Workqueue: events smc_lgr_free_work [smc]
WARNING: possible circular locking dependency detected
6.1.0-20221027.rc2.git8.56bc5b569087.300.fc36.s390x+debug #1 Not tainted
------------------------------------------------------
kworker/3:0/176251 is trying to acquire lock:
00000000f1467148 ((wq_completion)smc_tx_wq-00000000#2){+.+.}-{0:0},
at: __flush_workqueue+0x7a/0x4f0
but task is already holding lock:
0000037fffe97dc8 ((work_completion)(&(&lgr->free_work)->work)){+.+.}-{0:0},
at: process_one_work+0x232/0x730
which lock already depends on the new lock.
the existing dependency chain (in reverse order) is:
-> #4 ((work_completion)(&(&lgr->free_work)->work)){+.+.}-{0:0}:
__lock_acquire+0x58e/0xbd8
lock_acquire.part.0+0xe2/0x248
lock_acquire+0xac/0x1c8
__flush_work+0x76/0xf0
__cancel_work_timer+0x170/0x220
__smc_lgr_terminate.part.0+0x34/0x1c0 [smc]
smc_connect_rdma+0x15e/0x418 [smc]
__smc_connect+0x234/0x480 [smc]
smc_connect+0x1d6/0x230 [smc]
__sys_connect+0x90/0xc0
__do_sys_socketcall+0x186/0x370
__do_syscall+0x1da/0x208
system_call+0x82/0xb0
-> #3 (smc_client_lgr_pending){+.+.}-{3:3}:
__lock_acquire+0x58e/0xbd8
lock_acquire.part.0+0xe2/0x248
lock_acquire+0xac/0x1c8
__mutex_lock+0x96/0x8e8
mutex_lock_nested+0x32/0x40
smc_connect_rdma+0xa4/0x418 [smc]
__smc_connect+0x234/0x480 [smc]
smc_connect+0x1d6/0x230 [smc]
__sys_connect+0x90/0xc0
__do_sys_socketcall+0x186/0x370
__do_syscall+0x1da/0x208
system_call+0x82/0xb0
-> #2 (sk_lock-AF_SMC){+.+.}-{0:0}:
__lock_acquire+0x58e/0xbd8
lock_acquire.part.0+0xe2/0x248
lock_acquire+0xac/0x1c8
lock_sock_nested+0x46/0xa8
smc_tx_work+0x34/0x50 [smc]
process_one_work+0x30c/0x730
worker_thread+0x62/0x420
kthread+0x138/0x150
__ret_from_fork+0x3c/0x58
ret_from_fork+0xa/0x40
-> #1 ((work_completion)(&(&smc->conn.tx_work)->work)){+.+.}-{0:0}:
__lock_acquire+0x58e/0xbd8
lock_acquire.part.0+0xe2/0x248
lock_acquire+0xac/0x1c8
process_one_work+0x2bc/0x730
worker_thread+0x62/0x420
kthread+0x138/0x150
__ret_from_fork+0x3c/0x58
ret_from_fork+0xa/0x40
-> #0 ((wq_completion)smc_tx_wq-00000000#2){+.+.}-{0:0}:
check_prev_add+0xd8/0xe88
validate_chain+0x70c/0xb20
__lock_acquire+0x58e/0xbd8
lock_acquire.part.0+0xe2/0x248
lock_acquire+0xac/0x1c8
__flush_workqueue+0xaa/0x4f0
drain_workqueue+0xaa/0x158
destroy_workqueue+0x44/0x2d8
smc_lgr_free+0x9e/0xf8 [smc]
process_one_work+0x30c/0x730
worker_thread+0x62/0x420
kthread+0x138/0x150
__ret_from_fork+0x3c/0x58
ret_from_fork+0xa/0x40
other info that might help us debug this:
Chain exists of:
(wq_completion)smc_tx_wq-00000000#2
--> smc_client_lgr_pending
--> (work_completion)(&(&lgr->free_work)->work)
Possible unsafe locking scenario:
CPU0 CPU1
---- ----
lock((work_completion)(&(&lgr->free_work)->work));
lock(smc_client_lgr_pending);
lock((work_completion)
(&(&lgr->free_work)->work));
lock((wq_completion)smc_tx_wq-00000000#2);
*** DEADLOCK ***
2 locks held by kworker/3:0/176251:
#0: 0000000080183548
((wq_completion)events){+.+.}-{0:0},
at: process_one_work+0x232/0x730
#1: 0000037fffe97dc8
((work_completion)
(&(&lgr->free_work)->work)){+.+.}-{0:0},
at: process_one_work+0x232/0x730
stack backtr
---truncated---
References
Impacted products
| Vendor | Product | Version | |||||||
|---|---|---|---|---|---|---|---|---|---|
| ▼ | Linux | Linux |
Version: a52bcc919b14c9d78f03b2b4ff604e5ca69c7e6d Version: a52bcc919b14c9d78f03b2b4ff604e5ca69c7e6d Version: a52bcc919b14c9d78f03b2b4ff604e5ca69c7e6d Version: a52bcc919b14c9d78f03b2b4ff604e5ca69c7e6d Version: a52bcc919b14c9d78f03b2b4ff604e5ca69c7e6d |
||||||
|
|||||||||
{
"containers": {
"cna": {
"affected": [
{
"defaultStatus": "unaffected",
"product": "Linux",
"programFiles": [
"net/smc/smc_core.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
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"status": "affected",
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"versionType": "git"
},
{
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"versionType": "git"
},
{
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"status": "affected",
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"versionType": "git"
},
{
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"versionType": "git"
},
{
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"status": "affected",
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"versionType": "git"
}
]
},
{
"defaultStatus": "affected",
"product": "Linux",
"programFiles": [
"net/smc/smc_core.c"
],
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"versions": [
{
"status": "affected",
"version": "5.8"
},
{
"lessThan": "5.8",
"status": "unaffected",
"version": "0",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"version": "5.10.176",
"versionType": "semver"
},
{
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"version": "5.15.104",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"version": "6.1.21",
"versionType": "semver"
},
{
"lessThanOrEqual": "6.2.*",
"status": "unaffected",
"version": "6.2.8",
"versionType": "semver"
},
{
"lessThanOrEqual": "*",
"status": "unaffected",
"version": "6.3",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"cpeMatch": [
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "5.10.176",
"versionStartIncluding": "5.8",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "5.15.104",
"versionStartIncluding": "5.8",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.1.21",
"versionStartIncluding": "5.8",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.2.8",
"versionStartIncluding": "5.8",
"vulnerable": true
},
{
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionEndExcluding": "6.3",
"versionStartIncluding": "5.8",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnet/smc: fix deadlock triggered by cancel_delayed_work_syn()\n\nThe following LOCKDEP was detected:\n\t\tWorkqueue: events smc_lgr_free_work [smc]\n\t\tWARNING: possible circular locking dependency detected\n\t\t6.1.0-20221027.rc2.git8.56bc5b569087.300.fc36.s390x+debug #1 Not tainted\n\t\t------------------------------------------------------\n\t\tkworker/3:0/176251 is trying to acquire lock:\n\t\t00000000f1467148 ((wq_completion)smc_tx_wq-00000000#2){+.+.}-{0:0},\n\t\t\tat: __flush_workqueue+0x7a/0x4f0\n\t\tbut task is already holding lock:\n\t\t0000037fffe97dc8 ((work_completion)(\u0026(\u0026lgr-\u003efree_work)-\u003ework)){+.+.}-{0:0},\n\t\t\tat: process_one_work+0x232/0x730\n\t\twhich lock already depends on the new lock.\n\t\tthe existing dependency chain (in reverse order) is:\n\t\t-\u003e #4 ((work_completion)(\u0026(\u0026lgr-\u003efree_work)-\u003ework)){+.+.}-{0:0}:\n\t\t __lock_acquire+0x58e/0xbd8\n\t\t lock_acquire.part.0+0xe2/0x248\n\t\t lock_acquire+0xac/0x1c8\n\t\t __flush_work+0x76/0xf0\n\t\t __cancel_work_timer+0x170/0x220\n\t\t __smc_lgr_terminate.part.0+0x34/0x1c0 [smc]\n\t\t smc_connect_rdma+0x15e/0x418 [smc]\n\t\t __smc_connect+0x234/0x480 [smc]\n\t\t smc_connect+0x1d6/0x230 [smc]\n\t\t __sys_connect+0x90/0xc0\n\t\t __do_sys_socketcall+0x186/0x370\n\t\t __do_syscall+0x1da/0x208\n\t\t system_call+0x82/0xb0\n\t\t-\u003e #3 (smc_client_lgr_pending){+.+.}-{3:3}:\n\t\t __lock_acquire+0x58e/0xbd8\n\t\t lock_acquire.part.0+0xe2/0x248\n\t\t lock_acquire+0xac/0x1c8\n\t\t __mutex_lock+0x96/0x8e8\n\t\t mutex_lock_nested+0x32/0x40\n\t\t smc_connect_rdma+0xa4/0x418 [smc]\n\t\t __smc_connect+0x234/0x480 [smc]\n\t\t smc_connect+0x1d6/0x230 [smc]\n\t\t __sys_connect+0x90/0xc0\n\t\t __do_sys_socketcall+0x186/0x370\n\t\t __do_syscall+0x1da/0x208\n\t\t system_call+0x82/0xb0\n\t\t-\u003e #2 (sk_lock-AF_SMC){+.+.}-{0:0}:\n\t\t __lock_acquire+0x58e/0xbd8\n\t\t lock_acquire.part.0+0xe2/0x248\n\t\t lock_acquire+0xac/0x1c8\n\t\t lock_sock_nested+0x46/0xa8\n\t\t smc_tx_work+0x34/0x50 [smc]\n\t\t process_one_work+0x30c/0x730\n\t\t worker_thread+0x62/0x420\n\t\t kthread+0x138/0x150\n\t\t __ret_from_fork+0x3c/0x58\n\t\t ret_from_fork+0xa/0x40\n\t\t-\u003e #1 ((work_completion)(\u0026(\u0026smc-\u003econn.tx_work)-\u003ework)){+.+.}-{0:0}:\n\t\t __lock_acquire+0x58e/0xbd8\n\t\t lock_acquire.part.0+0xe2/0x248\n\t\t lock_acquire+0xac/0x1c8\n\t\t process_one_work+0x2bc/0x730\n\t\t worker_thread+0x62/0x420\n\t\t kthread+0x138/0x150\n\t\t __ret_from_fork+0x3c/0x58\n\t\t ret_from_fork+0xa/0x40\n\t\t-\u003e #0 ((wq_completion)smc_tx_wq-00000000#2){+.+.}-{0:0}:\n\t\t check_prev_add+0xd8/0xe88\n\t\t validate_chain+0x70c/0xb20\n\t\t __lock_acquire+0x58e/0xbd8\n\t\t lock_acquire.part.0+0xe2/0x248\n\t\t lock_acquire+0xac/0x1c8\n\t\t __flush_workqueue+0xaa/0x4f0\n\t\t drain_workqueue+0xaa/0x158\n\t\t destroy_workqueue+0x44/0x2d8\n\t\t smc_lgr_free+0x9e/0xf8 [smc]\n\t\t process_one_work+0x30c/0x730\n\t\t worker_thread+0x62/0x420\n\t\t kthread+0x138/0x150\n\t\t __ret_from_fork+0x3c/0x58\n\t\t ret_from_fork+0xa/0x40\n\t\tother info that might help us debug this:\n\t\tChain exists of:\n\t\t (wq_completion)smc_tx_wq-00000000#2\n\t \t --\u003e smc_client_lgr_pending\n\t\t --\u003e (work_completion)(\u0026(\u0026lgr-\u003efree_work)-\u003ework)\n\t\t Possible unsafe locking scenario:\n\t\t CPU0 CPU1\n\t\t ---- ----\n\t\t lock((work_completion)(\u0026(\u0026lgr-\u003efree_work)-\u003ework));\n\t\t lock(smc_client_lgr_pending);\n\t\t lock((work_completion)\n\t\t\t\t\t(\u0026(\u0026lgr-\u003efree_work)-\u003ework));\n\t\t lock((wq_completion)smc_tx_wq-00000000#2);\n\t\t *** DEADLOCK ***\n\t\t2 locks held by kworker/3:0/176251:\n\t\t #0: 0000000080183548\n\t\t\t((wq_completion)events){+.+.}-{0:0},\n\t\t\t\tat: process_one_work+0x232/0x730\n\t\t #1: 0000037fffe97dc8\n\t\t\t((work_completion)\n\t\t\t (\u0026(\u0026lgr-\u003efree_work)-\u003ework)){+.+.}-{0:0},\n\t\t\t\tat: process_one_work+0x232/0x730\n\t\tstack backtr\n---truncated---"
}
],
"providerMetadata": {
"dateUpdated": "2025-09-15T14:22:05.378Z",
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux"
},
"references": [
{
"url": "https://git.kernel.org/stable/c/9708efad9ba5095b9bb7916e11a135b3bd66c071"
},
{
"url": "https://git.kernel.org/stable/c/b615238e5bc01e13dc0610febddc1ca99bab1df6"
},
{
"url": "https://git.kernel.org/stable/c/3517584cf1b35bd02f4a90267ddf9dcf17bd9c87"
},
{
"url": "https://git.kernel.org/stable/c/c9ca2257150272df1b8d9ebe5059197ffea6e913"
},
{
"url": "https://git.kernel.org/stable/c/13085e1b5cab8ad802904d72e6a6dae85ae0cd20"
}
],
"title": "net/smc: fix deadlock triggered by cancel_delayed_work_syn()",
"x_generator": {
"engine": "bippy-1.2.0"
}
}
},
"cveMetadata": {
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"assignerShortName": "Linux",
"cveId": "CVE-2023-53233",
"datePublished": "2025-09-15T14:22:05.378Z",
"dateReserved": "2025-09-15T14:19:21.847Z",
"dateUpdated": "2025-09-15T14:22:05.378Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.1",
"vulnerability-lookup:meta": {
"nvd": "{\"cve\":{\"id\":\"CVE-2023-53233\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2025-09-15T15:15:50.297\",\"lastModified\":\"2025-09-15T15:22:27.090\",\"vulnStatus\":\"Awaiting Analysis\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnet/smc: fix deadlock triggered by cancel_delayed_work_syn()\\n\\nThe following LOCKDEP was detected:\\n\\t\\tWorkqueue: events smc_lgr_free_work [smc]\\n\\t\\tWARNING: possible circular locking dependency detected\\n\\t\\t6.1.0-20221027.rc2.git8.56bc5b569087.300.fc36.s390x+debug #1 Not tainted\\n\\t\\t------------------------------------------------------\\n\\t\\tkworker/3:0/176251 is trying to acquire lock:\\n\\t\\t00000000f1467148 ((wq_completion)smc_tx_wq-00000000#2){+.+.}-{0:0},\\n\\t\\t\\tat: __flush_workqueue+0x7a/0x4f0\\n\\t\\tbut task is already holding lock:\\n\\t\\t0000037fffe97dc8 ((work_completion)(\u0026(\u0026lgr-\u003efree_work)-\u003ework)){+.+.}-{0:0},\\n\\t\\t\\tat: process_one_work+0x232/0x730\\n\\t\\twhich lock already depends on the new lock.\\n\\t\\tthe existing dependency chain (in reverse order) is:\\n\\t\\t-\u003e #4 ((work_completion)(\u0026(\u0026lgr-\u003efree_work)-\u003ework)){+.+.}-{0:0}:\\n\\t\\t __lock_acquire+0x58e/0xbd8\\n\\t\\t lock_acquire.part.0+0xe2/0x248\\n\\t\\t lock_acquire+0xac/0x1c8\\n\\t\\t __flush_work+0x76/0xf0\\n\\t\\t __cancel_work_timer+0x170/0x220\\n\\t\\t __smc_lgr_terminate.part.0+0x34/0x1c0 [smc]\\n\\t\\t smc_connect_rdma+0x15e/0x418 [smc]\\n\\t\\t __smc_connect+0x234/0x480 [smc]\\n\\t\\t smc_connect+0x1d6/0x230 [smc]\\n\\t\\t __sys_connect+0x90/0xc0\\n\\t\\t __do_sys_socketcall+0x186/0x370\\n\\t\\t __do_syscall+0x1da/0x208\\n\\t\\t system_call+0x82/0xb0\\n\\t\\t-\u003e #3 (smc_client_lgr_pending){+.+.}-{3:3}:\\n\\t\\t __lock_acquire+0x58e/0xbd8\\n\\t\\t lock_acquire.part.0+0xe2/0x248\\n\\t\\t lock_acquire+0xac/0x1c8\\n\\t\\t __mutex_lock+0x96/0x8e8\\n\\t\\t mutex_lock_nested+0x32/0x40\\n\\t\\t smc_connect_rdma+0xa4/0x418 [smc]\\n\\t\\t __smc_connect+0x234/0x480 [smc]\\n\\t\\t smc_connect+0x1d6/0x230 [smc]\\n\\t\\t __sys_connect+0x90/0xc0\\n\\t\\t __do_sys_socketcall+0x186/0x370\\n\\t\\t __do_syscall+0x1da/0x208\\n\\t\\t system_call+0x82/0xb0\\n\\t\\t-\u003e #2 (sk_lock-AF_SMC){+.+.}-{0:0}:\\n\\t\\t __lock_acquire+0x58e/0xbd8\\n\\t\\t lock_acquire.part.0+0xe2/0x248\\n\\t\\t lock_acquire+0xac/0x1c8\\n\\t\\t lock_sock_nested+0x46/0xa8\\n\\t\\t smc_tx_work+0x34/0x50 [smc]\\n\\t\\t process_one_work+0x30c/0x730\\n\\t\\t worker_thread+0x62/0x420\\n\\t\\t kthread+0x138/0x150\\n\\t\\t __ret_from_fork+0x3c/0x58\\n\\t\\t ret_from_fork+0xa/0x40\\n\\t\\t-\u003e #1 ((work_completion)(\u0026(\u0026smc-\u003econn.tx_work)-\u003ework)){+.+.}-{0:0}:\\n\\t\\t __lock_acquire+0x58e/0xbd8\\n\\t\\t lock_acquire.part.0+0xe2/0x248\\n\\t\\t lock_acquire+0xac/0x1c8\\n\\t\\t process_one_work+0x2bc/0x730\\n\\t\\t worker_thread+0x62/0x420\\n\\t\\t kthread+0x138/0x150\\n\\t\\t __ret_from_fork+0x3c/0x58\\n\\t\\t ret_from_fork+0xa/0x40\\n\\t\\t-\u003e #0 ((wq_completion)smc_tx_wq-00000000#2){+.+.}-{0:0}:\\n\\t\\t check_prev_add+0xd8/0xe88\\n\\t\\t validate_chain+0x70c/0xb20\\n\\t\\t __lock_acquire+0x58e/0xbd8\\n\\t\\t lock_acquire.part.0+0xe2/0x248\\n\\t\\t lock_acquire+0xac/0x1c8\\n\\t\\t __flush_workqueue+0xaa/0x4f0\\n\\t\\t drain_workqueue+0xaa/0x158\\n\\t\\t destroy_workqueue+0x44/0x2d8\\n\\t\\t smc_lgr_free+0x9e/0xf8 [smc]\\n\\t\\t process_one_work+0x30c/0x730\\n\\t\\t worker_thread+0x62/0x420\\n\\t\\t kthread+0x138/0x150\\n\\t\\t __ret_from_fork+0x3c/0x58\\n\\t\\t ret_from_fork+0xa/0x40\\n\\t\\tother info that might help us debug this:\\n\\t\\tChain exists of:\\n\\t\\t (wq_completion)smc_tx_wq-00000000#2\\n\\t \\t --\u003e smc_client_lgr_pending\\n\\t\\t --\u003e (work_completion)(\u0026(\u0026lgr-\u003efree_work)-\u003ework)\\n\\t\\t Possible unsafe locking scenario:\\n\\t\\t CPU0 CPU1\\n\\t\\t ---- ----\\n\\t\\t lock((work_completion)(\u0026(\u0026lgr-\u003efree_work)-\u003ework));\\n\\t\\t lock(smc_client_lgr_pending);\\n\\t\\t lock((work_completion)\\n\\t\\t\\t\\t\\t(\u0026(\u0026lgr-\u003efree_work)-\u003ework));\\n\\t\\t lock((wq_completion)smc_tx_wq-00000000#2);\\n\\t\\t *** DEADLOCK ***\\n\\t\\t2 locks held by kworker/3:0/176251:\\n\\t\\t #0: 0000000080183548\\n\\t\\t\\t((wq_completion)events){+.+.}-{0:0},\\n\\t\\t\\t\\tat: process_one_work+0x232/0x730\\n\\t\\t #1: 0000037fffe97dc8\\n\\t\\t\\t((work_completion)\\n\\t\\t\\t (\u0026(\u0026lgr-\u003efree_work)-\u003ework)){+.+.}-{0:0},\\n\\t\\t\\t\\tat: process_one_work+0x232/0x730\\n\\t\\tstack backtr\\n---truncated---\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/13085e1b5cab8ad802904d72e6a6dae85ae0cd20\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/3517584cf1b35bd02f4a90267ddf9dcf17bd9c87\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/9708efad9ba5095b9bb7916e11a135b3bd66c071\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/b615238e5bc01e13dc0610febddc1ca99bab1df6\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/c9ca2257150272df1b8d9ebe5059197ffea6e913\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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