Matrix libolm before 3.2.3 allows a malicious Matrix homeserver to crash a client (while it is attempting to retrieve an Olm encrypted room key backup from the homeserver) because olm_pk_decrypt has a stack-based buffer overflow. Remote code execution might be possible for some nonstandard build configurations.
Metrics
Affected Vendors & Products
References
History
No history.
MITRE
Status: PUBLISHED
Assigner: mitre
Published: 2021-06-16T17:11:53
Updated: 2024-08-04T00:26:54.020Z
Reserved: 2021-06-16T00:00:00
Link: CVE-2021-34813
Vulnrichment
No data.
NVD
Status : Modified
Published: 2021-06-16T18:15:09.730
Modified: 2024-11-21T06:11:15.373
Link: CVE-2021-34813
Redhat
No data.