Integer overflow in Linux
CVE-2024-40994
In the Linux kernel, the following vulnerability has been resolved: ptp: fix integer overflow in max_vclocks_store On 32bit systems, the "4 * max" multiply can overflow. Use kcalloc() to do the allocation to prevent this.
Vulnerability class: Integer Overflow
EPSS: 0.003 (19.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Linux — versions 44c494c8e30e35713c7d11ca3c5ab332cbfabacf, 5.14, 0
- Linux Linux_kernel — versions 6.10
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2024-40994?
- CVE-2024-40994 is a high-severity vulnerability in Linux, classified under Integer Overflow or Wraparound. CVSS score: 7.8/10. Published 2024-07-12.
- How severe is CVE-2024-40994?
- High severity. CVSS v3 base score is 7.8 out of 10.