Vulnerability Description
An issue was discovered in Wind River VxWorks 7. The memory allocator has a possible integer overflow in calculating a 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.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Windriver | Vxworks | >= 6.9, < 6.9.4.12 |
| Oracle | Communications Eagle | >= 46.8.0, <= 46.8.2 |
Related Weaknesses (CWE)
References
- https://support2.windriver.com/index.php?page=cve&on=view&id=CVE-2020-35198Vendor Advisory
- https://support2.windriver.com/index.php?page=security-noticesVendor Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlPatchThird Party Advisory
- https://support2.windriver.com/index.php?page=cve&on=view&id=CVE-2020-35198Vendor Advisory
- https://support2.windriver.com/index.php?page=security-noticesVendor Advisory
- https://www.oracle.com/security-alerts/cpuapr2022.htmlPatchThird Party Advisory
FAQ
What is CVE-2020-35198?
CVE-2020-35198 is a vulnerability with a CVSS score of 9.8 (CRITICAL). An issue was discovered in Wind River VxWorks 7. The memory allocator has a possible integer overflow in calculating a memory block's size to be allocated by calloc(). As a result, the actual memory a...
How severe is CVE-2020-35198?
CVE-2020-35198 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2020-35198?
Check the references section above for vendor advisories and patch information. Affected products include: Windriver Vxworks, Oracle Communications Eagle.