CVE-2026-98697
En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad:
USB: serial: fix dynamic id driver deregistration race
Liberar los identificadores dinámicos solo después de haber dado de baja el controlador y eliminado el atributo "new_id", para evitar la fuga de cualquier identificador añadido por una escritura concurrente en dicho atributo.
Traducción automática del texto original de NVD (en inglés).
CVSS
NVD no ha asignado puntuación CVSS a esta CVE (habitual desde el cambio de política de abril de 2026).
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días
- 0.17 %
- Percentil entre todas las CVEs puntuadas
- 6
- Fecha de la puntuación
- 20/10/2026
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 (1)
⚠ Inferidas por IA a partir de la descripción — NVD aún no ha analizado esta CVE; no son CPE verificados.
Referencias
Mostrar las 4 referencias
JSON original (NVD)
Mostrar
{
"id": "CVE-2026-98697",
"cveTags": [],
"metrics": {},
"affected": [
{
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"affectedData": [
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "93bacefc4cc0b53e1cb6a336d43847154fdf6886",
"lessThan": "ebd8fcaaacb66c15ae7e19d14619abe3762e0701",
"versionType": "git"
},
{
"status": "affected",
"version": "93bacefc4cc0b53e1cb6a336d43847154fdf6886",
"lessThan": "4d6da6867b4ac6468d634a0dd3c35dfc0dc8af81",
"versionType": "git"
},
{
"status": "affected",
"version": "93bacefc4cc0b53e1cb6a336d43847154fdf6886",
"lessThan": "380f57cd58e26e0f3687451196ec446c473c52d9",
"versionType": "git"
},
{
"status": "affected",
"version": "93bacefc4cc0b53e1cb6a336d43847154fdf6886",
"lessThan": "63594e8ffe097bc0b7639936f33799a7653dded2",
"versionType": "git"
}
],
"programFiles": [
"drivers/usb/serial/bus.c"
],
"defaultStatus": "unaffected"
},
{
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"vendor": "Linux",
"product": "Linux",
"versions": [
{
"status": "affected",
"version": "2.6.21"
},
{
"status": "unaffected",
"version": "0",
"lessThan": "2.6.21",
"versionType": "semver"
},
{
"status": "unaffected",
"version": "6.12.113",
"versionType": "semver",
"lessThanOrEqual": "6.12.*"
},
{
"status": "unaffected",
"version": "6.18.56",
"versionType": "semver",
"lessThanOrEqual": "6.18.*"
},
{
"status": "unaffected",
"version": "7.2.10",
"versionType": "semver",
"lessThanOrEqual": "7.2.*"
},
{
"status": "unaffected",
"version": "7.3",
"versionType": "original_commit_for_fix",
"lessThanOrEqual": "*"
}
],
"programFiles": [
"drivers/usb/serial/bus.c"
],
"defaultStatus": "affected"
}
]
}
],
"published": "2026-10-18T16:17:23.177",
"references": [
{
"url": "https://git.kernel.org/stable/c/380f57cd58e26e0f3687451196ec446c473c52d9",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/4d6da6867b4ac6468d634a0dd3c35dfc0dc8af81",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/63594e8ffe097bc0b7639936f33799a7653dded2",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
},
{
"url": "https://git.kernel.org/stable/c/ebd8fcaaacb66c15ae7e19d14619abe3762e0701",
"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}
],
"vulnStatus": "Received",
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nUSB: serial: fix dynamic id driver deregistration race\n\nOnly free the dynamic ids after having deregistered the driver and\nremoved the \"new_id\" attribute to avoid leaking any id added by a racing\nwrite to the attribute."
}
],
"lastModified": "2026-10-19T10:19:34.047",
"sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"
}