CVE-2026-46197

HIGH EPSS 3.6%
Published May 28, 20261mo ago · Modified Jun 17, 20261w ago
7.8 CVSS 3.1
High
Find Similar
Published May 28, 2026 1mo ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: validate SVM ioctl nattr against buffer size Validate nattr field against the buffer size, preventing out-of-bounds buffer access via user-controlled attribute count. (cherry picked from commit 5eca8bfdfa456c3304ca77523718fe24254c172f)

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
3.6% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-787 Out-of-bounds Write Memory Safety

Affected Products 7

VendorProductVersionRange
linuxlinux_kernel*≥5.14  –  <5.15.209
linuxlinux_kernel*≥5.16  –  <6.1.175
linuxlinux_kernel*≥6.2  –  <6.6.140
linuxlinux_kernel*≥6.7  –  <6.12.90
linuxlinux_kernel*≥6.13  –  <6.18.32
linuxlinux_kernel*≥6.19  –  <7.0.9
linuxlinux_kernel7.1any

References 7

  • git.kernel.org https://git.kernel.org/stable/c/045e0ff208f0838a246c10204105126611b267a1
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6abd3a4417cb73a7d0db7e25bf11fae1074bdba3
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/91c6dc5a41695d02dfc6299f106ac38a6c493e52
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ccd060b5c7cc75ae7e211c250b97c5b6272e7efc
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/daa8bc5f83814b55b71d2b5b3a090d57a5219c21
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/db9530a9873a7c85d2266a922589ebcf427fa631
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/fb07a0c9c8419164812e07274947f11b1d92dd61
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/045e0ff208f0838a246c10204105126611b267a1
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/6abd3a4417cb73a7d0db7e25bf11fae1074bdba3
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/91c6dc5a41695d02dfc6299f106ac38a6c493e52
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ccd060b5c7cc75ae7e211c250b97c5b6272e7efc
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/daa8bc5f83814b55b71d2b5b3a090d57a5219c21
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/db9530a9873a7c85d2266a922589ebcf427fa631
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/fb07a0c9c8419164812e07274947f11b1d92dd61
    Patch