CVE-2020-28895 - CVE House
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Status published High CVE-2020-28895

integer overflow in calloc

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Reported by Omri Ben Bassat <v-obenbassat@microsoft.com>

References

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Affected Vendor

Affected Software

vxworks, communications eagle
Vulnerable Versions:
6.9, 6.9.4.12, 46.8.0, 46.9.1, 46.7.0

Timeline

Official Publish: February 3rd, 2021
Last Modified: August 4th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.