High
Security advisory
TigerVNC version prior to 1.10.1 is vulnerable to heap buffer overflow. Vulnerability could be triggered from CopyRectDecoder due to incorrect value checks. Exploitation of this vulnerability could potentially result into remote code execution. This attack appear to be exploitable via network connectivity.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2019-15692
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 12:30 UTC · Revision 1
Source evidence
TigerVNC version prior to 1.10.1 is vulnerable to heap buffer overflow. Vulnerability could be triggered from CopyRectDecoder due to incorrect value checks. Exploitation of this vulnerability could potentially result into remote code execution. This attack appear to be exploitable via network connectivity.
osv:CVE-2019-15692
Complete source record
{
"id": "e9e9371194f11077feb3a64c53fdea89adc92451f463353bcf77e3196444901d",
"url": "https://osv.dev/vulnerability/CVE-2019-15692",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2019-15692",
"summary": "TigerVNC version prior to 1.10.1 is vulnerable to heap buffer overflow. Vulnerability could be triggered from CopyRectDecoder due to incorrect value checks. Exploitation of this vulnerability could potentially result into remote code execution. This attack appear to be exploitable via network connectivity.",
"evidence": "osv:CVE-2019-15692",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2019-15692",
"aliases": [
"CVE-2019-15692"
],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H"
}
],
"affected": [
{
"ranges": [
{
"repo": "https://github.com/cendioossman/tigervnc",
"type": "GIT",
"events": [
{
"introduced": "0"
},
{
"fixed": "996356b6c65ca165ee1ea46a571c32a1dc3c3821"
}
],
"database_specific": {
"extracted_events": [
{
"range": [
{
"fixed": "996356b6c65ca165ee1ea46a571c32a1dc3c3821"
}
],
"source": "REFERENCES_COMMIT"
}
]
}
}
],
"versions": [
"v1.1.90",
"v0.0.90"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-15692.json",
"vanir_signatures": [
{
"id": "CVE-2019-15692-5e3ac25c",
"digest": {
"length": 188,
"function_hash": "137663250478881754422468393661624500259"
},
"source": "https://github.com/cendioossman/tigervnc/commit/996356b6c65ca165ee1ea46a571c32a1dc3c3821",
"target": {
"file": "common/rfb/PixelBuffer.cxx",
"function": "FullFramePixelBuffer::setBuffer"
},
"deprecated": false,
"signature_type": "Function",
"signature_version": "v1"
},
{
"id": "CVE-2019-15692-68bcb23a",
"digest": {
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"function_hash": "314322362212804435999773152376304328589"
},
"source": "https://github.com/cendioossman/tigervnc/commit/996356b6c65ca165ee1ea46a571c32a1dc3c3821",
"target": {
"file": "common/rfb/PixelBuffer.cxx",
"function": "PixelBuffer::setSize"
},
"deprecated": false,
"signature_type": "Function",
"signature_version": "v1"
},
{
"id": "CVE-2019-15692-7dd42b61",
"digest": {
"threshold": 0.9,
"line_hashes": [
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"source": "https://github.com/cendioossman/tigervnc/commit/996356b6c65ca165ee1ea46a571c32a1dc3c3821",
"target": {
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"signature_type": "Line",
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"vanir_signatures_modified": "2026-10-20T13:45:06Z"
}
},
{
"ranges": [
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"repo": "https://github.com/tigervnc/tigervnc",
"type": "GIT",
"events": [
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},
{
"fixed": "4739493b635372bd40a34640a719f79fa90e4dba"
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],
"database_specific": {
"extracted_events": [
{
"cpe": "cpe:2.3:a:tigervnc:tigervnc:*:*:*:*:*:*:*:*",
"range": [
{
"introduced": "0"
},
{
"fixed": "1.10.1"
}
],
"source": "CPE_RANGE"
},
{
"range": [
{
"fixed": "4739493b635372bd40a34640a719f79fa90e4dba"
}
],
"source": "REFERENCES_TAG",
"original_tag": "v1.10.1"
}
]
}
}
],
"versions": [
"v1.10.0",
"v1.9.90",
"v1.1.90",
"v0.0.90"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-15692.json"
}
}
],
"modified": "2026-10-20T13:45:06.654636773Z",
"provider": "osv",
"references": [
"https://github.com/TigerVNC/tigervnc/releases/tag/v1.10.1",
"https://github.com/CendioOssman/tigervnc/commit/996356b6c65ca165ee1ea46a571c32a1dc3c3821",
"https://www.openwall.com/lists/oss-security/2019/12/20/2"
],
"provider_metadata": {
"unresolved_ranges": [
{
"cpes": [
"cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*"
],
"vendor_product": "opensuse:leap",
"extracted_events": [
{
"range": [
{
"introduced": "15.1"
},
{
"last_affected": "15.1"
}
],
"source": "CPE_STRING"
}
]
}
]
}
},
"related_cves": [
{
"value": "CVE-2019-15692",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 388047,
"published_at": "2019-12-26T15:15:11.147+00:00"
}