CVE-2026-46471
Full vulnerability record from the local CVENow database.
Description
An issue was discovered in GStreamer gst-plugins-good before 1.28.2. While parsing an MP4 file, the isomp4 plugin's qtdemux_parse_uuid function may read past the end of a heap-allocated buffer, allowing an attacker to disclose heap memory contents.
Severity
MEDIUM
CVSS score
5.5
(v3.1)
Vulnerability status
Awaiting Analysis
Source identifier
Published
2026-10-16 16:18:11.513000
Last modified
2026-10-19 16:17:07.960000
View original CVE JSON
{
"id": "CVE-2026-46471",
"sourceIdentifier": "[email protected]",
"published": "2026-10-16T16:18:11.513",
"lastModified": "2026-10-19T16:17:07.960",
"vulnStatus": "Awaiting Analysis",
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "An issue was discovered in GStreamer gst-plugins-good before 1.28.2. While parsing an MP4 file, the isomp4 plugin's qtdemux_parse_uuid function may read past the end of a heap-allocated buffer, allowing an attacker to disclose heap memory contents."
}
],
"affected": [
{
"source": "[email protected]",
"affectedData": [
{
"vendor": "n/a",
"product": "n/a",
"versions": [
{
"version": "n/a",
"status": "affected"
}
]
}
]
}
],
"metrics": {
"cvssMetricV31": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"cvssData": {
"version": "3.1",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
"baseScore": 5.5,
"baseSeverity": "MEDIUM",
"attackVector": "LOCAL",
"attackComplexity": "LOW",
"privilegesRequired": "NONE",
"userInteraction": "REQUIRED",
"scope": "UNCHANGED",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"availabilityImpact": "NONE"
},
"exploitabilityScore": 1.8,
"impactScore": 3.6
}
],
"ssvcV203": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"ssvcData": {
"timestamp": "2026-10-19T15:30:04.819052Z",
"id": "CVE-2026-46471",
"options": [
{
"exploitation": "poc"
},
{
"automatable": "no"
},
{
"technicalImpact": "partial"
}
],
"role": "CISA Coordinator",
"version": "2.0.3"
}
}
]
},
"weaknesses": [
{
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"type": "Secondary",
"description": [
{
"lang": "en",
"value": "CWE-126"
}
]
}
],
"references": [
{
"url": "https://github.com/atredispartners/advisories/blob/master/2026/ATREDIS-2026-0004.md",
"source": "[email protected]"
},
{
"url": "https://gstreamer.freedesktop.org/security/sa-2026-0002.html",
"source": "[email protected]"
},
{
"url": "https://github.com/atredispartners/advisories/blob/master/2026/ATREDIS-2026-0004.md",
"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0"
}
]
}