CVE-2021-31870
Critical
Description
An issue was discovered in klibc before 2.0.9. Multiplication in the calloc() function may result in an integer overflow and a subsequent heap buffer overflow.
SeverityCritical
CVSS9.8
Exploit probability—
Product
Klibc
PublishedApr 30, 2021
First seenApr 30, 2021
How to fix
Update
- klibc_project klibc2.0.9 or later
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| klibc_project klibc | v < 2.0.9 | 2.0.9 |
| debian debian_linux | 9.0 | — |
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