CVE-2025-38201

CVE-2025-38201

High · published July 4, 2025

CVSS v3.1
7.8
EPSS
0%
Percentile
13.7
In the wild
Unconfirmed
What it is

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

netfilter: nft_set_pipapo: clamp maximum map bucket size to INT_MAX

Otherwise, it is possible to hit WARN_ON_ONCE in __kvmalloc_node_noprof()

when resizing hashtable because __GFP_NOWARN is unset.

Similar to:

b541ba7d1f5a ("netfilter: conntrack: clamp maximum hashtable size to INT_MAX")

The record
Technical detail
CVSS v3.1
7.8 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00235 · 13.7th percentile
Published
2025-07-04T18:15Z
Affected products (2)
ProductVersionsFixed in
linux/linux_kernel≥ 5.6, < 6.12.356.12.35
linux/linux_kernel≥ 6.13, < 6.15.46.15.4
References (10)
https://git.kernel.org/stable/c/0ab3de047808f375a36cd345225572eb3366f3c6 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/1fe27f97944017a9d3c5af4d6d95282bff0f1147 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/4abccfb61f422300be014b8e734c63344306f009 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/80417057ac60dd80f4816eb426e4e4a5bf696534 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/b85e3367a5716ed3662a4fe266525190d2af76df · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/d2768016f091f8a5264076b433fd7c3fabb6eb97 · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/df524a68d9021c1401965d610bb6e42ee5d9611e · 416baaa9-dc9f-4396-8d5f-8c081fb06d67https://cert-portal.siemens.com/productcert/html/ssa-019113.html · 0b142b55-0307-4c5a-b3c9-f314f3fb7c5ehttps://cert-portal.siemens.com/productcert/html/ssa-082556.html · 0b142b55-0307-4c5a-b3c9-f314f3fb7c5ehttps://cert-portal.siemens.com/productcert/html/ssa-457936.html · 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e
EPSS history
Timeline
  • 04 JUL 13:37Z
    netfilter: nft_set_pipapo: clamp maximum map bucket size to INT_MAX
    cvelistv5