Out-of-bounds Write
CVE-2021-25518
Summary
An improper boundary check in secure_log of LDFW and BL31 prior to SMR Dec-2021 Release 1 allows arbitrary memory write and code execution.
- LOW
- LOCAL
- HIGH
- UNCHANGED
- NONE
- HIGH
- HIGH
- HIGH
CWE-787 - Out-of-Bounds Write
Out-of-bounds write vulnerability is a memory access bug that allows software to write data past the end or before the beginning of the intended buffer. This may result in the corruption of data, a crash, or arbitrary code execution.
References
Advisory Timeline
- Published