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.
Metrics
Affected Vendors & Products
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: redhat
Published: 2021-06-02T12:32:32
Updated: 2024-08-03T17:01:07.870Z
Reserved: 2021-04-28T00:00:00
Link: CVE-2021-3520
Vulnrichment
No data.
NVD
Status : Analyzed
Published: 2021-06-02T13:15:13.170
Modified: 2024-06-06T20:25:48.483
Link: CVE-2021-3520
Redhat