CVE-2023-3567 (GCVE-0-2023-3567)
Vulnerability from cvelistv5 – Published: 2023-07-24 15:19 – Updated: 2025-11-06 19:46
VLAI?
Title
Kernel: use after free in vcs_read in drivers/tty/vt/vc_screen.c due to race
Summary
A use-after-free flaw was found in vcs_read in drivers/tty/vt/vc_screen.c in vc_screen in the Linux Kernel. This issue may allow an attacker with local user access to cause a system crash or leak internal kernel information.
Severity ?
7.1 (High)
CWE
- CWE-416 - Use After Free
Assigner
References
12 references
| URL | Tags |
|---|---|
| https://access.redhat.com/errata/RHSA-2024:0412 | vendor-advisoryx_refsource_REDHAT |
| https://access.redhat.com/errata/RHSA-2024:0431 | vendor-advisoryx_refsource_REDHAT |
| https://access.redhat.com/errata/RHSA-2024:0432 | vendor-advisoryx_refsource_REDHAT |
| https://access.redhat.com/errata/RHSA-2024:0439 | vendor-advisoryx_refsource_REDHAT |
| https://access.redhat.com/errata/RHSA-2024:0448 | vendor-advisoryx_refsource_REDHAT |
| https://access.redhat.com/errata/RHSA-2024:0575 | vendor-advisoryx_refsource_REDHAT |
| https://access.redhat.com/errata/RHSA-2024:2394 | vendor-advisoryx_refsource_REDHAT |
| https://access.redhat.com/errata/RHSA-2024:2950 | vendor-advisoryx_refsource_REDHAT |
| https://access.redhat.com/errata/RHSA-2024:3138 | vendor-advisoryx_refsource_REDHAT |
| https://access.redhat.com/security/cve/CVE-2023-3567 | vdb-entryx_refsource_REDHAT |
| https://bugzilla.redhat.com/show_bug.cgi?id=2221463 | issue-trackingx_refsource_REDHAT |
| https://www.spinics.net/lists/stable-commits/msg2… |
Impacted products
15 products
| Vendor | Product | Version | |
|---|---|---|---|
| Red Hat | Red Hat Enterprise Linux 8 |
Unaffected:
0:4.18.0-553.rt7.342.el8_10 , < *
(rpm)
cpe:/a:redhat:enterprise_linux:8::realtime cpe:/a:redhat:enterprise_linux:8::nfv |
|
| Red Hat | Red Hat Enterprise Linux 8 |
Unaffected:
0:4.18.0-553.el8_10 , < *
(rpm)
cpe:/a:redhat:enterprise_linux:8::crb cpe:/o:redhat:enterprise_linux:8::baseos |
|
| Red Hat | Red Hat Enterprise Linux 8.6 Extended Update Support |
Unaffected:
0:4.18.0-372.87.1.el8_6 , < *
(rpm)
cpe:/o:redhat:rhev_hypervisor:4.4::el8 cpe:/a:redhat:rhel_eus:8.6::crb cpe:/o:redhat:rhel_eus:8.6::baseos |
|
| Red Hat | Red Hat Enterprise Linux 8.8 Extended Update Support |
Unaffected:
0:4.18.0-477.43.1.el8_8 , < *
(rpm)
cpe:/o:redhat:rhel_eus:8.8::baseos cpe:/a:redhat:rhel_eus:8.8::crb |
|
| Red Hat | Red Hat Enterprise Linux 9 |
Unaffected:
0:5.14.0-427.13.1.el9_4 , < *
(rpm)
cpe:/a:redhat:enterprise_linux:9::crb cpe:/a:redhat:enterprise_linux:9::nfv cpe:/a:redhat:enterprise_linux:9::appstream cpe:/a:redhat:enterprise_linux:9::realtime cpe:/o:redhat:enterprise_linux:9::baseos |
|
| Red Hat | Red Hat Enterprise Linux 9 |
Unaffected:
0:5.14.0-427.13.1.el9_4 , < *
(rpm)
cpe:/a:redhat:enterprise_linux:9::crb cpe:/a:redhat:enterprise_linux:9::nfv cpe:/a:redhat:enterprise_linux:9::appstream cpe:/a:redhat:enterprise_linux:9::realtime cpe:/o:redhat:enterprise_linux:9::baseos |
|
| Red Hat | Red Hat Enterprise Linux 9.0 Extended Update Support |
Unaffected:
0:5.14.0-70.85.1.el9_0 , < *
(rpm)
cpe:/o:redhat:rhel_eus:9.0::baseos cpe:/a:redhat:rhel_eus:9.0::crb cpe:/a:redhat:rhel_eus:9.0::appstream |
|
| Red Hat | Red Hat Enterprise Linux 9.0 Extended Update Support |
Unaffected:
0:5.14.0-70.85.1.rt21.156.el9_0 , < *
(rpm)
cpe:/a:redhat:rhel_eus:9.0::realtime cpe:/a:redhat:rhel_eus:9.0::nfv |
|
| Red Hat | Red Hat Enterprise Linux 9.2 Extended Update Support |
Unaffected:
0:5.14.0-284.48.1.el9_2 , < *
(rpm)
cpe:/a:redhat:rhel_eus:9.2::appstream cpe:/a:redhat:rhel_eus:9.2::crb cpe:/o:redhat:rhel_eus:9.2::baseos |
|
| Red Hat | Red Hat Enterprise Linux 9.2 Extended Update Support |
Unaffected:
0:5.14.0-284.48.1.rt14.333.el9_2 , < *
(rpm)
cpe:/a:redhat:rhel_eus:9.2::nfv cpe:/a:redhat:rhel_eus:9.2::realtime |
|
| Red Hat | Red Hat Virtualization 4 for Red Hat Enterprise Linux 8 |
Unaffected:
0:4.18.0-372.87.1.el8_6 , < *
(rpm)
cpe:/o:redhat:rhev_hypervisor:4.4::el8 cpe:/a:redhat:rhel_eus:8.6::crb cpe:/o:redhat:rhel_eus:8.6::baseos |
|
| Red Hat | Red Hat Enterprise Linux 6 |
cpe:/o:redhat:enterprise_linux:6 |
|
| Red Hat | Red Hat Enterprise Linux 7 |
cpe:/o:redhat:enterprise_linux:7 |
|
| Red Hat | Red Hat Enterprise Linux 7 |
cpe:/o:redhat:enterprise_linux:7 |
|
| Red Hat | Red Hat Enterprise Linux 9 |
cpe:/o:redhat:enterprise_linux:9 |
Date Public ?
2023-01-14 00:00
{
"containers": {
"adp": [
{
"providerMetadata": {
"dateUpdated": "2024-08-02T07:01:56.105Z",
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE"
},
"references": [
{
"tags": [
"x_transferred"
],
"url": "http://packetstormsecurity.com/files/175072/Kernel-Live-Patch-Security-Notice-LSN-0098-1.html"
},
{
"tags": [
"x_transferred"
],
"url": "http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html"
},
{
"name": "RHSA-2024:0412",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT",
"x_transferred"
],
"url": "https://access.redhat.com/errata/RHSA-2024:0412"
},
{
"name": "RHSA-2024:0431",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT",
"x_transferred"
],
"url": "https://access.redhat.com/errata/RHSA-2024:0431"
},
{
"name": "RHSA-2024:0432",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT",
"x_transferred"
],
"url": "https://access.redhat.com/errata/RHSA-2024:0432"
},
{
"name": "RHSA-2024:0439",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT",
"x_transferred"
],
"url": "https://access.redhat.com/errata/RHSA-2024:0439"
},
{
"name": "RHSA-2024:0448",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT",
"x_transferred"
],
"url": "https://access.redhat.com/errata/RHSA-2024:0448"
},
{
"name": "RHSA-2024:0575",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT",
"x_transferred"
],
"url": "https://access.redhat.com/errata/RHSA-2024:0575"
},
{
"name": "RHSA-2024:2394",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT",
"x_transferred"
],
"url": "https://access.redhat.com/errata/RHSA-2024:2394"
},
{
"name": "RHSA-2024:2950",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT",
"x_transferred"
],
"url": "https://access.redhat.com/errata/RHSA-2024:2950"
},
{
"name": "RHSA-2024:3138",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT",
"x_transferred"
],
"url": "https://access.redhat.com/errata/RHSA-2024:3138"
},
{
"tags": [
"vdb-entry",
"x_refsource_REDHAT",
"x_transferred"
],
"url": "https://access.redhat.com/security/cve/CVE-2023-3567"
},
{
"name": "RHBZ#2221463",
"tags": [
"issue-tracking",
"x_refsource_REDHAT",
"x_transferred"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2221463"
},
{
"tags": [
"x_transferred"
],
"url": "https://www.spinics.net/lists/stable-commits/msg285184.html"
}
],
"title": "CVE Program Container"
}
],
"cna": {
"affected": [
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:enterprise_linux:8::realtime",
"cpe:/a:redhat:enterprise_linux:8::nfv"
],
"defaultStatus": "affected",
"packageName": "kernel-rt",
"product": "Red Hat Enterprise Linux 8",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "0:4.18.0-553.rt7.342.el8_10",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:enterprise_linux:8::crb",
"cpe:/o:redhat:enterprise_linux:8::baseos"
],
"defaultStatus": "affected",
"packageName": "kernel",
"product": "Red Hat Enterprise Linux 8",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "0:4.18.0-553.el8_10",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/o:redhat:rhev_hypervisor:4.4::el8",
"cpe:/a:redhat:rhel_eus:8.6::crb",
"cpe:/o:redhat:rhel_eus:8.6::baseos"
],
"defaultStatus": "affected",
"packageName": "kernel",
"product": "Red Hat Enterprise Linux 8.6 Extended Update Support",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "0:4.18.0-372.87.1.el8_6",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/o:redhat:rhel_eus:8.8::baseos",
"cpe:/a:redhat:rhel_eus:8.8::crb"
],
"defaultStatus": "affected",
"packageName": "kernel",
"product": "Red Hat Enterprise Linux 8.8 Extended Update Support",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "0:4.18.0-477.43.1.el8_8",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:enterprise_linux:9::crb",
"cpe:/a:redhat:enterprise_linux:9::nfv",
"cpe:/a:redhat:enterprise_linux:9::appstream",
"cpe:/a:redhat:enterprise_linux:9::realtime",
"cpe:/o:redhat:enterprise_linux:9::baseos"
],
"defaultStatus": "affected",
"packageName": "kernel",
"product": "Red Hat Enterprise Linux 9",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "0:5.14.0-427.13.1.el9_4",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:enterprise_linux:9::crb",
"cpe:/a:redhat:enterprise_linux:9::nfv",
"cpe:/a:redhat:enterprise_linux:9::appstream",
"cpe:/a:redhat:enterprise_linux:9::realtime",
"cpe:/o:redhat:enterprise_linux:9::baseos"
],
"defaultStatus": "affected",
"packageName": "kernel",
"product": "Red Hat Enterprise Linux 9",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "0:5.14.0-427.13.1.el9_4",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/o:redhat:rhel_eus:9.0::baseos",
"cpe:/a:redhat:rhel_eus:9.0::crb",
"cpe:/a:redhat:rhel_eus:9.0::appstream"
],
"defaultStatus": "affected",
"packageName": "kernel",
"product": "Red Hat Enterprise Linux 9.0 Extended Update Support",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "0:5.14.0-70.85.1.el9_0",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:rhel_eus:9.0::realtime",
"cpe:/a:redhat:rhel_eus:9.0::nfv"
],
"defaultStatus": "affected",
"packageName": "kernel-rt",
"product": "Red Hat Enterprise Linux 9.0 Extended Update Support",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "0:5.14.0-70.85.1.rt21.156.el9_0",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:rhel_eus:9.2::appstream",
"cpe:/a:redhat:rhel_eus:9.2::crb",
"cpe:/o:redhat:rhel_eus:9.2::baseos"
],
"defaultStatus": "affected",
"packageName": "kernel",
"product": "Red Hat Enterprise Linux 9.2 Extended Update Support",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "0:5.14.0-284.48.1.el9_2",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/a:redhat:rhel_eus:9.2::nfv",
"cpe:/a:redhat:rhel_eus:9.2::realtime"
],
"defaultStatus": "affected",
"packageName": "kernel-rt",
"product": "Red Hat Enterprise Linux 9.2 Extended Update Support",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "0:5.14.0-284.48.1.rt14.333.el9_2",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/o:redhat:rhev_hypervisor:4.4::el8",
"cpe:/a:redhat:rhel_eus:8.6::crb",
"cpe:/o:redhat:rhel_eus:8.6::baseos"
],
"defaultStatus": "affected",
"packageName": "kernel",
"product": "Red Hat Virtualization 4 for Red Hat Enterprise Linux 8",
"vendor": "Red Hat",
"versions": [
{
"lessThan": "*",
"status": "unaffected",
"version": "0:4.18.0-372.87.1.el8_6",
"versionType": "rpm"
}
]
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/o:redhat:enterprise_linux:6"
],
"defaultStatus": "unaffected",
"packageName": "kernel",
"product": "Red Hat Enterprise Linux 6",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/o:redhat:enterprise_linux:7"
],
"defaultStatus": "unknown",
"packageName": "kernel",
"product": "Red Hat Enterprise Linux 7",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/o:redhat:enterprise_linux:7"
],
"defaultStatus": "unknown",
"packageName": "kernel-rt",
"product": "Red Hat Enterprise Linux 7",
"vendor": "Red Hat"
},
{
"collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
"cpes": [
"cpe:/o:redhat:enterprise_linux:9"
],
"defaultStatus": "affected",
"packageName": "kernel-rt",
"product": "Red Hat Enterprise Linux 9",
"vendor": "Red Hat"
}
],
"datePublic": "2023-01-14T00:00:00.000Z",
"descriptions": [
{
"lang": "en",
"value": "A use-after-free flaw was found in vcs_read in drivers/tty/vt/vc_screen.c in vc_screen in the Linux Kernel. This issue may allow an attacker with local user access to cause a system crash or leak internal kernel information."
}
],
"metrics": [
{
"other": {
"content": {
"namespace": "https://access.redhat.com/security/updates/classification/",
"value": "Moderate"
},
"type": "Red Hat severity rating"
}
},
{
"cvssV3_1": {
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.1,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H",
"version": "3.1"
},
"format": "CVSS"
}
],
"problemTypes": [
{
"descriptions": [
{
"cweId": "CWE-416",
"description": "Use After Free",
"lang": "en",
"type": "CWE"
}
]
}
],
"providerMetadata": {
"dateUpdated": "2025-11-06T19:46:34.822Z",
"orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
"shortName": "redhat"
},
"references": [
{
"name": "RHSA-2024:0412",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2024:0412"
},
{
"name": "RHSA-2024:0431",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2024:0431"
},
{
"name": "RHSA-2024:0432",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2024:0432"
},
{
"name": "RHSA-2024:0439",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2024:0439"
},
{
"name": "RHSA-2024:0448",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2024:0448"
},
{
"name": "RHSA-2024:0575",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2024:0575"
},
{
"name": "RHSA-2024:2394",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2024:2394"
},
{
"name": "RHSA-2024:2950",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2024:2950"
},
{
"name": "RHSA-2024:3138",
"tags": [
"vendor-advisory",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/errata/RHSA-2024:3138"
},
{
"tags": [
"vdb-entry",
"x_refsource_REDHAT"
],
"url": "https://access.redhat.com/security/cve/CVE-2023-3567"
},
{
"name": "RHBZ#2221463",
"tags": [
"issue-tracking",
"x_refsource_REDHAT"
],
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2221463"
},
{
"url": "https://www.spinics.net/lists/stable-commits/msg285184.html"
}
],
"timeline": [
{
"lang": "en",
"time": "2023-04-13T00:00:00.000Z",
"value": "Reported to Red Hat."
},
{
"lang": "en",
"time": "2023-01-14T00:00:00.000Z",
"value": "Made public."
}
],
"title": "Kernel: use after free in vcs_read in drivers/tty/vt/vc_screen.c due to race",
"workarounds": [
{
"lang": "en",
"value": "Mitigation for this issue is either not available or the currently available options don\u0027t meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."
}
],
"x_redhatCweChain": "CWE-416: Use After Free"
}
},
"cveMetadata": {
"assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
"assignerShortName": "redhat",
"cveId": "CVE-2023-3567",
"datePublished": "2023-07-24T15:19:19.795Z",
"dateReserved": "2023-07-09T09:05:56.937Z",
"dateUpdated": "2025-11-06T19:46:34.822Z",
"state": "PUBLISHED"
},
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"vulnerability-lookup:meta": {
"epss": {
"cve": "CVE-2023-3567",
"date": "2026-05-22",
"epss": "8e-05",
"percentile": "0.00832"
},
"fkie_nvd": {
"configurations": "[{\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionEndExcluding\": \"6.2.0\", \"matchCriteriaId\": \"2538208F-B820-4423-9F94-E95AF713227F\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:6.2.0:rc1:*:*:*:*:*:*\", \"matchCriteriaId\": \"5283F553-3742-412C-8FBF-5C48E60E7F73\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:6.2.0:rc2:*:*:*:*:*:*\", \"matchCriteriaId\": \"BDDE77B0-4959-484D-B7B5-815682FA0EA0\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:6.2.0:rc3:*:*:*:*:*:*\", \"matchCriteriaId\": \"7AA287BA-AA71-4071-814E-FDBA6EAA3B8D\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:6.2.0:rc4:*:*:*:*:*:*\", \"matchCriteriaId\": \"8939DBFF-1DFD-4F1D-B01F-75E0F10493A0\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:6.2.0:rc5:*:*:*:*:*:*\", \"matchCriteriaId\": \"410F4BA6-C7AA-4235-BDF2-D9DDC3C155D1\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:6.2.0:rc6:*:*:*:*:*:*\", \"matchCriteriaId\": \"5403B74F-D6F6-4B8E-8F5A-4468D15A47CA\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"F4CFF558-3C47-480D-A2F0-BABF26042943\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*\", \"matchCriteriaId\": \"7F6FB57C-2BC7-487C-96DD-132683AEB35D\"}]}]}, {\"nodes\": [{\"operator\": \"OR\", \"negate\": false, \"cpeMatch\": [{\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*\", \"matchCriteriaId\": \"815D70A8-47D3-459C-A32C-9FEACA0659D1\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*\", \"matchCriteriaId\": \"7A5301BF-1402-4BE0-A0F8-69FBE79BC6D6\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*\", \"matchCriteriaId\": \"23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*\", \"matchCriteriaId\": \"902B8056-9E37-443B-8905-8AA93E2447FB\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:canonical:ubuntu_linux:22.04:*:*:*:lts:*:*:*\", \"matchCriteriaId\": \"359012F1-2C63-415A-88B8-6726A87830DE\"}]}]}]",
"descriptions": "[{\"lang\": \"en\", \"value\": \"A use-after-free flaw was found in vcs_read in drivers/tty/vt/vc_screen.c in vc_screen in the Linux Kernel. This issue may allow an attacker with local user access to cause a system crash or leak internal kernel information.\"}]",
"id": "CVE-2023-3567",
"lastModified": "2024-11-21T08:17:33.767",
"metrics": "{\"cvssMetricV31\": [{\"source\": \"secalert@redhat.com\", \"type\": \"Secondary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H\", \"baseScore\": 7.1, \"baseSeverity\": \"HIGH\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 1.8, \"impactScore\": 5.2}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"cvssData\": {\"version\": \"3.1\", \"vectorString\": \"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H\", \"baseScore\": 7.1, \"baseSeverity\": \"HIGH\", \"attackVector\": \"LOCAL\", \"attackComplexity\": \"LOW\", \"privilegesRequired\": \"LOW\", \"userInteraction\": \"NONE\", \"scope\": \"UNCHANGED\", \"confidentialityImpact\": \"HIGH\", \"integrityImpact\": \"NONE\", \"availabilityImpact\": \"HIGH\"}, \"exploitabilityScore\": 1.8, \"impactScore\": 5.2}]}",
"published": "2023-07-24T16:15:12.990",
"references": "[{\"url\": \"https://access.redhat.com/errata/RHSA-2024:0412\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:0431\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:0432\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:0439\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:0448\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:0575\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:2394\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:2950\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:3138\", \"source\": \"secalert@redhat.com\"}, {\"url\": \"https://access.redhat.com/security/cve/CVE-2023-3567\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=2221463\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Issue Tracking\", \"Third Party Advisory\"]}, {\"url\": \"https://www.spinics.net/lists/stable-commits/msg285184.html\", \"source\": \"secalert@redhat.com\", \"tags\": [\"Mailing List\", \"Patch\"]}, {\"url\": \"http://packetstormsecurity.com/files/175072/Kernel-Live-Patch-Security-Notice-LSN-0098-1.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:0412\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:0431\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:0432\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:0439\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:0448\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:0575\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:2394\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:2950\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://access.redhat.com/errata/RHSA-2024:3138\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\"}, {\"url\": \"https://access.redhat.com/security/cve/CVE-2023-3567\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Third Party Advisory\"]}, {\"url\": \"https://bugzilla.redhat.com/show_bug.cgi?id=2221463\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Issue Tracking\", \"Third Party Advisory\"]}, {\"url\": \"https://www.spinics.net/lists/stable-commits/msg285184.html\", \"source\": \"af854a3a-2127-422b-91ae-364da2661108\", \"tags\": [\"Mailing List\", \"Patch\"]}]",
"sourceIdentifier": "secalert@redhat.com",
"vulnStatus": "Modified",
"weaknesses": "[{\"source\": \"secalert@redhat.com\", \"type\": \"Secondary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-416\"}]}, {\"source\": \"nvd@nist.gov\", \"type\": \"Primary\", \"description\": [{\"lang\": \"en\", \"value\": \"CWE-416\"}]}]"
},
"nvd": "{\"cve\":{\"id\":\"CVE-2023-3567\",\"sourceIdentifier\":\"secalert@redhat.com\",\"published\":\"2023-07-24T16:15:12.990\",\"lastModified\":\"2024-11-21T08:17:33.767\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"A use-after-free flaw was found in vcs_read in drivers/tty/vt/vc_screen.c in vc_screen in the Linux Kernel. This issue may allow an attacker with local user access to cause a system crash or leak internal kernel information.\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"secalert@redhat.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H\",\"baseScore\":7.1,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.2},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H\",\"baseScore\":7.1,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"NONE\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.2}]},\"weaknesses\":[{\"source\":\"secalert@redhat.com\",\"type\":\"Secondary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]},{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"CWE-416\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\",\"versionEndExcluding\":\"6.2.0\",\"matchCriteriaId\":\"2538208F-B820-4423-9F94-E95AF713227F\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.2.0:rc1:*:*:*:*:*:*\",\"matchCriteriaId\":\"5283F553-3742-412C-8FBF-5C48E60E7F73\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.2.0:rc2:*:*:*:*:*:*\",\"matchCriteriaId\":\"BDDE77B0-4959-484D-B7B5-815682FA0EA0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.2.0:rc3:*:*:*:*:*:*\",\"matchCriteriaId\":\"7AA287BA-AA71-4071-814E-FDBA6EAA3B8D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.2.0:rc4:*:*:*:*:*:*\",\"matchCriteriaId\":\"8939DBFF-1DFD-4F1D-B01F-75E0F10493A0\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.2.0:rc5:*:*:*:*:*:*\",\"matchCriteriaId\":\"410F4BA6-C7AA-4235-BDF2-D9DDC3C155D1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:linux:linux_kernel:6.2.0:rc6:*:*:*:*:*:*\",\"matchCriteriaId\":\"5403B74F-D6F6-4B8E-8F5A-4468D15A47CA\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"F4CFF558-3C47-480D-A2F0-BABF26042943\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"7F6FB57C-2BC7-487C-96DD-132683AEB35D\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:esm:*:*:*\",\"matchCriteriaId\":\"815D70A8-47D3-459C-A32C-9FEACA0659D1\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*\",\"matchCriteriaId\":\"7A5301BF-1402-4BE0-A0F8-69FBE79BC6D6\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*\",\"matchCriteriaId\":\"23A7C53F-B80F-4E6A-AFA9-58EEA84BE11D\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:*\",\"matchCriteriaId\":\"902B8056-9E37-443B-8905-8AA93E2447FB\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:canonical:ubuntu_linux:22.04:*:*:*:lts:*:*:*\",\"matchCriteriaId\":\"359012F1-2C63-415A-88B8-6726A87830DE\"}]}]}],\"references\":[{\"url\":\"https://access.redhat.com/errata/RHSA-2024:0412\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2024:0431\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2024:0432\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2024:0439\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2024:0448\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2024:0575\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2024:2394\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2024:2950\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2024:3138\",\"source\":\"secalert@redhat.com\"},{\"url\":\"https://access.redhat.com/security/cve/CVE-2023-3567\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=2221463\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Issue Tracking\",\"Third Party Advisory\"]},{\"url\":\"https://www.spinics.net/lists/stable-commits/msg285184.html\",\"source\":\"secalert@redhat.com\",\"tags\":[\"Mailing List\",\"Patch\"]},{\"url\":\"http://packetstormsecurity.com/files/175072/Kernel-Live-Patch-Security-Notice-LSN-0098-1.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2024:0412\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2024:0431\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2024:0432\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2024:0439\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2024:0448\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2024:0575\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2024:2394\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2024:2950\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://access.redhat.com/errata/RHSA-2024:3138\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\"},{\"url\":\"https://access.redhat.com/security/cve/CVE-2023-3567\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://bugzilla.redhat.com/show_bug.cgi?id=2221463\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Issue Tracking\",\"Third Party Advisory\"]},{\"url\":\"https://www.spinics.net/lists/stable-commits/msg285184.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Mailing List\",\"Patch\"]}]}}"
}
}
Loading…
Loading…
Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
Loading…
Loading…