CVE-2024-26733
kernel: arp: Prevent overflow in arp_req_get().
Severity
ModerateRed Hat Product Security
CVSS 3.1
Review impact separately from score.
Published · April 3, 2024
Updated · October 29, 2026
Description
A vulnerability was found in the arp_req_get() function in the Linux kernel when handling the SIOCGARP ioctl (input/output control) request. This function copies data over into a fixed-length buffer which could result in a buffer overflow and cause memory corruption, undefined behavior, or crashes.
CVSS score applicability
The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.
Mitigation
No mitigation is specified in collected source.
CVSS / CWE
CVSS 3.1 · 5.5CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE-122 · Heap-based Buffer Overflow