Vulnerability Database

299,174

Total vulnerabilities in the database

CVE-2025-21800

In the Linux kernel, the following vulnerability has been resolved:

net/mlx5: HWS, fix definer's HWS_SET32 macro for negative offset

When bit offset for HWS_SET32 macro is negative, UBSAN complains about the shift-out-of-bounds:

UBSAN: shift-out-of-bounds in drivers/net/ethernet/mellanox/mlx5/core/steering/hws/definer.c:177:2 shift exponent -8 is negative

  • Published: Feb 27, 2025
  • Updated: Nov 4, 2025
  • CVE: CVE-2025-21800
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.8
  • AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

No CWE or OWASP classifications available.

Software From Fixed in
linux / linux_kernel 6.12 6.12.13
linux / linux_kernel 6.13 6.13.2