critical9.8
CVE-2021-3520
There's a flaw in lz4.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Lz4 Project | Lz4 | from 1.8.3 before 1.9.4 |
| Netapp | Active Iq Unified Manager | All versions |
| Netapp | Cloud Backup | All versions |
| Netapp | Ontap Select Deploy Administration Utility | All versions |
| Oracle | Communications Cloud Native Core Policy | Version 1.14.0 |
| Oracle | Zfs Storage Appliance Kit | Version 8.8 |
| Splunk | Universal Forwarder | from 8.2.0 before 8.2.12 from 9.0.0 before 9.0.6 Version 9.1.0 |
Weakness classification
References
- NVD record
- CVE.org record
- https://bugzilla.redhat.com/show_bug.cgi?id=1954559
- https://security.netapp.com/advisory/ntap-20211104-0005/
- https://www.oracle.com//security-alerts/cpujul2021.html
- https://www.oracle.com/security-alerts/cpuapr2022.html
- https://www.oracle.com/security-alerts/cpuoct2021.html
- https://cert-portal.siemens.com/productcert/html/ssa-398330.html