Fiche vulnérabilité
CVE-2021-3520 : faille critique lz4 project lz4 (CVSS 9.8)
Description
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.
En bref
- Sévérité
- Critique (CVSS 9.8)
- Vecteur CVSS
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Exploitation active
- Non signalée par la CISA
- Publication
- 2 juin 2021
- Dernière mise à jour
- 17 juin 2026
Produits concernés
- lz4 project lz4
- netapp active iq unified manager
- netapp cloud backup
- netapp ontap select deploy administration utility
- oracle communications cloud native core policy
- oracle zfs storage appliance kit
- splunk universal forwarder