CVE-2025-21800

HIGH EPSS 9.6%
Published Feb 27, 20251y ago · Modified Jun 17, 20261w ago
7.8 CVSS 3.1
High
Find Similar
Published Feb 27, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

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

CVSS Details

Base Score
7.8
Exploitability
1.8
Impact
5.9
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

EPSS Exploit Probability
9.6% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 2

VendorProductVersionRange
linuxlinux_kernel*≥6.12  –  <6.12.13
linuxlinux_kernel*≥6.13  –  <6.13.2

References 3

  • git.kernel.org https://git.kernel.org/stable/c/69c676c0ded472713e6d1b3a456b3c4f52f66f0e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/92cff996624c4757d5bbace3dfa3f1567ba94143
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/be482f1d10da781db9445d2753c1e3f1fd82babf
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/69c676c0ded472713e6d1b3a456b3c4f52f66f0e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/92cff996624c4757d5bbace3dfa3f1567ba94143
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/be482f1d10da781db9445d2753c1e3f1fd82babf
    Patch