CVE-2021-3520: fallo en lz4
Publicada el · Actualizada el
Aviso por correo cuando entre en el KEV, tenga PoC pública o suba de nota.
3Vexday Risk Score
Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.
ssvc Trackepss 3.4%
There's a flaw in lz4. An attacker who submits a crafted file to an application linked with lz4 may be able to trigger an integer overflow, leading to calling of memmove() on a negative size argument, causing an out-of-bounds write and/or a crash. The greatest impact of this flaw is to availability, with some potential impact to confidentiality and integrity as well.
Productos afectados
n/a · lz4Referencias
https://bugzilla.redhat.com/show_bug.cgi?id=1954559https://cert-portal.siemens.com/productcert/html/ssa-398330.htmlhttps://security.netapp.com/advisory/ntap-20211104-0005/https://www.oracle.com/security-alerts/cpuapr2022.htmlhttps://www.oracle.com//security-alerts/cpujul2021.htmlhttps://www.oracle.com/security-alerts/cpuoct2021.html