CVE-2020-28895
HIGHWind River VxWorks 6.9-6.9.4.11 - Integer Overflow in Memory Allocator via calloc()
Title source: llmDescription
In Wind River VxWorks, memory allocator has a possible overflow in calculating the memory block's size to be allocated by calloc(). As a result, the actual memory allocated is smaller than the buffer size specified by the arguments, leading to memory corruption.
References (3)
Core 3
Core References
Permissions Required x_refsource_misc
https://support2.windriver.com/index.php?page=defects&on=view&id=V7LIBC-1327
Vendor Advisory x_refsource_misc
https://support2.windriver.com/index.php?page=cve&on=view&id=CVE-2020-28895
Patch, Third Party Advisory x_refsource_misc
https://www.oracle.com/security-alerts/cpuapr2022.html
Scores
CVSS v3
7.3
EPSS
0.0147
EPSS Percentile
70.5%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Details
CWE
CWE-190
CWE-787
Status
published
Products (4)
oracle/communications_eagle
46.7.0
oracle/communications_eagle
46.8.0 - 48.6.2
windriver/vxworks
6.9.4.12 (2 CPE variants)
windriver/vxworks
6.9 - 6.9.4.12
Published
Feb 03, 2021
Tracked Since
Feb 18, 2026