CVE-2022-3534
Estado: AnalizadaMedia (5.1)—
Se ha encontrado una vulnerabilidad clasificada como crítica en el Kernel de Linux. Está afectada la función btf_dump_name_dups del archivo tools/lib/bpf/btf_dump.c del componente libbpf. La manipulación conlleva a un uso de memoria previamente liberada. Es recomendado aplicar un parche para corregir este problema. El identificador de esta vulnerabilidad es VDB-211032
CVSS
- Versión: 4.0
- Vector: CVSS:4.0/AV:A/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
- Puntuación base: 5.1
Probabilidad de explotación (EPSS)
- Probabilidad de explotación en los próximos 30 días: 0.91%
- Percentil entre todas las CVEs puntuadas: 59
- Fecha de la puntuación: 10/10/2026
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 (2)
CWE
- CWE-119, CWE-416
- CWE-416
Referencias
- https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=93c660ca40b5d2f7c1b1626e955a8e9fa30e0749
- https://vuldb.com/cve/CVE-2022-3534
- https://vuldb.com/vuln/211032
- https://vuldb.com/vuln/211032/cti
- https://www.kernel.org/
- https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=93c660ca40b5d2f7c1b1626e955a8e9fa30e0749
- https://lists.debian.org/debian-lts-announce/2025/04/msg00033.html
- https://vuldb.com/?id.211032
JSON original (NVD)
Mostrar
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"published": "2022-10-17T09:15:12.750",
"references": [
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"url": "https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?id=93c660ca40b5d2f7c1b1626e955a8e9fa30e0749",
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"descriptions": [
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"value": "A vulnerability has been found in Linux Kernel up to 5.10.162/5.15.85/6.0.15/6.1.1. The impacted element is the function btf_dump_name_dups of the file tools/lib/bpf/btf_dump.c of the component libbpf. The manipulation leads to use after free. Upgrading to version 5.10.163, 5.15.86, 6.0.16, 6.1.2 and 6.2 is sufficient to resolve this issue. The identifier of the patch is c61650b869e0b6fb0c0a28ed42d928eea969afc8/fbe08093fb2334549859829ef81d42570812597d/8c64a8e76eb85d422af5ec60ccbf26e3ead8c333/a733bf10198eb5bb927890940de8ab457491ed3b/93c660ca40b5d2f7c1b1626e955a8e9fa30e0749. You should upgrade the affected component."
},
{
"lang": "es",
"value": "Se ha encontrado una vulnerabilidad clasificada como crítica en el Kernel de Linux. Está afectada la función btf_dump_name_dups del archivo tools/lib/bpf/btf_dump.c del componente libbpf. La manipulación conlleva a un uso de memoria previamente liberada. Es recomendado aplicar un parche para corregir este problema. El identificador de esta vulnerabilidad es VDB-211032"
}
],
"lastModified": "2026-08-26T18:02:54.273",
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