CVE-2021-45930
Estado: ModificadaMedia (5.5)—
Qt SVG in Qt 5.0.0 through 5.15.2 and 6.0.0 through 6.2.1 has an out-of-bounds write in QtPrivate::QCommonArrayOps<QPainterPath::Element>::growAppend (called from QPainterPath::addPath and QPathClipper::intersect).
CVSS
- Versión: 3.1
- Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
- Puntuación base: 5.5
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 1.35%
- Percentil entre todas las CVEs puntuadas: 71
- Fecha de la puntuación: 5/10/2026
EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).
Tecnologías afectadas (3)
CWE
- CWE-787
Referencias
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=37025
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=37306
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qt/OSV-2021-1121.yaml
- https://github.com/qt/qtsvg/commit/36cfd9efb9b22b891adee9c48d30202289cfa620
- https://github.com/qt/qtsvg/commit/79bb9f51fa374106a612d17c9d98d35d807be670
- https://github.com/qt/qtsvg/commit/a3b753c2d077313fc9eb93af547051b956e383fc
- https://lists.debian.org/debian-lts-announce/2022/01/msg00020.html
- https://lists.debian.org/debian-lts-announce/2022/01/msg00022.html
- https://lists.debian.org/debian-lts-announce/2023/08/msg00028.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4GKOKVCSDZSOWWR3HOW5XUIUJC4MKQY5/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GZIXNSX7FV733TWTTLY6FHSH3SCNQKKD/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V75XNX4GDB64N5BSOAN474RUXXS5OHRU/
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=37025
- https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=37306
- https://github.com/google/oss-fuzz-vulns/blob/main/vulns/qt/OSV-2021-1121.yaml
- https://github.com/qt/qtsvg/commit/36cfd9efb9b22b891adee9c48d30202289cfa620
- https://github.com/qt/qtsvg/commit/79bb9f51fa374106a612d17c9d98d35d807be670
- https://github.com/qt/qtsvg/commit/a3b753c2d077313fc9eb93af547051b956e383fc
- https://lists.debian.org/debian-lts-announce/2022/01/msg00020.html
- https://lists.debian.org/debian-lts-announce/2022/01/msg00022.html
- https://lists.debian.org/debian-lts-announce/2023/08/msg00028.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4GKOKVCSDZSOWWR3HOW5XUIUJC4MKQY5/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/GZIXNSX7FV733TWTTLY6FHSH3SCNQKKD/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/V75XNX4GDB64N5BSOAN474RUXXS5OHRU/
JSON original (NVD)
Mostrar
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"source": "nvd@nist.gov",
"description": [
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"lang": "en",
"value": "CWE-787"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": "Qt SVG in Qt 5.0.0 through 5.15.2 and 6.0.0 through 6.2.1 has an out-of-bounds write in QtPrivate::QCommonArrayOps<QPainterPath::Element>::growAppend (called from QPainterPath::addPath and QPathClipper::intersect)."
},
{
"lang": "es",
"value": "Qt SVG en Qt versiones 5.0.0 hasta 6.2.1, presenta una escritura fuera de límites en la función QtPrivate::QCommonArrayOps(QPainterPath::Element)::growAppend (llamada desde QPainterPath::addPath y QPathClipper::intersect).\n"
}
],
"lastModified": "2026-06-17T04:14:16.100",
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