CVE-2021-20255
CVE-2021-20255
Vexday Risk Score
3Bajo
Decisión SSVC (CISA)
Track
Sin señal de explotación → monitorear
CVSS —EPSS 0.4%KEV nãoPoC —Nuclei —Metasploit —Patch —
Ciclo de vida
09 mar 2021Publicada en NVD
Recomendación: Monitorear — sin señal de explotación por ahora.
A stack overflow via an infinite recursion vulnerability was found in the eepro100 i8255x device emulator of QEMU. This issue occurs while processing controller commands due to a DMA reentry issue. This flaw allows a guest user or process to consume CPU cycles or crash the QEMU process on the host, resulting in a denial of service. The highest threat from this vulnerability is to system availability.
Productos afectados
n/a · QEMU¿Quieres saber si tu infraestructura está expuesta a esto?
Hablar con TrueHacking →Referencias
https://bugzilla.redhat.com/show_bug.cgi?id=1930646https://lists.debian.org/debian-lts-announce/2021/04/msg00009.htmlhttps://ruhr-uni-bochum.sciebo.de/s/NNWP2GfwzYKeKwE?path=%2Feepro100_stackoverflow1https://security.netapp.com/advisory/ntap-20210507-0003/https://www.openwall.com/lists/oss-security/2021/02/25/1