NULL pointer dereference in Linux
CVE-2023-53657
In the Linux kernel, the following vulnerability has been resolved: ice: Don't tx before switchdev is fully configured There is possibility that ice_eswitch_port_start_xmit might be called while some resources are still not allocated which might cause NULL pointer dereference. Fix this by checking if switchdev configuration was finished.
EPSS: 0.001 (4.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux — versions f5396b8a663f7a78ee5b75a47ee524b40795b265, 5.16, 0
- Linux Linux_kernel
Weakness classification (CWE)
References
Frequently asked questions
- What is CVE-2023-53657?
- CVE-2023-53657 is a medium-severity vulnerability in Linux, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2025-10-07.
- How severe is CVE-2023-53657?
- Medium severity. CVSS v3 base score is 5.5 out of 10.