What’s Vulnerable › Vulnerabilities

CVE-2019-14872

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2020-03-19 · updated 2026-06-17
• Weakness: CWE-476

Description

The _dtoa_r function of the newlib libc library, prior to version 3.3.0, performs multiple memory allocations without checking their return value. This could result in NULL pointer dereference.

Affected products

• Red Hat newlib: before 3.3.0 — fixed in 3.3.0

How to fix

Upgrade to a fixed version: Red Hat newlib 3.3.0. Check the vendor advisory for mitigations.

References

• https://census-labs.com/news/2020/01/31/multiple-null-pointer-dereference-vulnerabilities-in-newlib/
• https://census-labs.com/news/2020/01/31/multiple-null-pointer-dereference-vulnerabilities-in-newlib/

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