What is CVE-2024-30949?

CVE-2024-30949 is a critical-severity vulnerability in Newlib Project, classified under Integer Overflow or Wraparound. CVSS score: 9.8/10. Published 2024-08-20.

How severe is CVE-2024-30949?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Buffer overflow in Newlib Project

CVE-2024-30949

An issue in newlib v.4.3.0 allows an attacker to execute arbitrary code via the time unit scaling in the _gettimeofday function.

Vulnerability class: Integer Overflow

EPSS: 0.008 (51.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Newlib_project Newlib — versions 4.3.0
N/a — versions n/a

Weakness classification (CWE)

CWE-190 — Integer Overflow or Wraparound
CWE-787 — Out-of-bounds Write

References

cve@mitre.org (Patch, Mailing List)
cve@mitre.org (Broken Link)
cve@mitre.org (Patch)

Frequently asked questions

What is CVE-2024-30949?: CVE-2024-30949 is a critical-severity vulnerability in Newlib Project, classified under Integer Overflow or Wraparound. CVSS score: 9.8/10. Published 2024-08-20.
How severe is CVE-2024-30949?: Critical severity. CVSS v3 base score is 9.8 out of 10.