Out-of-bounds Read
CVE-2021-3477
Summary
There's a flaw in OpenEXR's deep tile sample size calculations in versions before 2.4.3 and 2.5.x before 2.5.4. An attacker who is able to submit a crafted file to be processed by OpenEXR could trigger an integer overflow, subsequently leading to an out-of-bounds read. The greatest risk of this flaw is to application availability.
- LOW
- LOCAL
- NONE
- UNCHANGED
- REQUIRED
- NONE
- NONE
- HIGH
CWE-125 - Out-of-Bounds Read
Out-of-bounds read is a vulnerability that allows access to memory beyond the authorized accessible location. Such a vulnerability compromises the confidentiality of the trusted environment in the application and enables an attacker to launch further attacks by leveraging the exposed information.
References
Advisory Timeline
- Published