CVE-2025-38569

MEDIUM EPSS 5.6%
Published Aug 19, 202510mo ago · Modified Jun 17, 20262w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Aug 19, 2025 10mo ago
Last Modified Jun 17, 2026 2w ago

Description

In the Linux kernel, the following vulnerability has been resolved: benet: fix BUG when creating VFs benet crashes as soon as SRIOV VFs are created: kernel BUG at mm/vmalloc.c:3457! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 4 UID: 0 PID: 7408 Comm: test.sh Kdump: loaded Not tainted 6.16.0+ #1 PREEMPT(voluntary) [...] RIP: 0010:vunmap+0x5f/0x70 [...] Call Trace: <TASK> __iommu_dma_free+0xe8/0x1c0 be_cmd_set_mac_list+0x3fe/0x640 [be2net] be_cmd_set_mac+0xaf/0x110 [be2net] be_vf_eth_addr_config+0x19f/0x330 [be2net] be_vf_setup+0x4f7/0x990 [be2net] be_pci_sriov_configure+0x3a1/0x470 [be2net] sriov_numvfs_store+0x20b/0x380 kernfs_fop_write_iter+0x354/0x530 vfs_write+0x9b9/0xf60 ksys_write+0xf3/0x1d0 do_syscall_64+0x8c/0x3d0 be_cmd_set_mac_list() calls dma_free_coherent() under a spin_lock_bh. Fix it by freeing only after the lock has been released.

CVSS Details

Base Score
5.5
Exploitability
1.8
Impact
3.6
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality None
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
5.6% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-476 NULL Pointer Dereference Memory Safety

Affected Products 13

VendorProductVersionRange
linuxlinux_kernel*≥5.4.291  –  <5.4.297
linuxlinux_kernel*≥5.10.235  –  <5.10.241
linuxlinux_kernel*≥5.15.179  –  <5.15.190
linuxlinux_kernel*≥6.1.131  –  <6.1.148
linuxlinux_kernel*≥6.6.83  –  <6.6.102
linuxlinux_kernel*≥6.12.19  –  <6.12.42
linuxlinux_kernel*≥6.13.7  –  <6.14
linuxlinux_kernel*≥6.14.1  –  <6.15.10
linuxlinux_kernel*≥6.16  –  <6.16.1
linuxlinux_kernel6.14any
linuxlinux_kernel6.14any
linuxlinux_kernel6.14any
debiandebian_linux11.0any

References 11

  • git.kernel.org https://git.kernel.org/stable/c/0ddfe8b127ef1149fddccb79db6e6eaba7738e7d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3697e37e012bbd2bb5a5b467689811ba097b2eff
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/46d44a23a3723a89deeb65b13cddb17f8d9f2700
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5a40f8af2ba1b9bdf46e2db10e8c9710538fbc63
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/975e73b9102d844a3dc3f091ad631c56145c8b4c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c377ba2be9430d165a98e4b782902ed630bc7546
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d5dc09ee5d74277bc47193fe28ce8703e229331b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f4e4e0c4bc4d799d6fa39055acdbc3af066cd13e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f80b34ebc579216407b128e9d155bfcae875c30f
    Patch
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html
    Mailing ListThird Party Advisory
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html
    Mailing ListThird Party Advisory

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/0ddfe8b127ef1149fddccb79db6e6eaba7738e7d
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/3697e37e012bbd2bb5a5b467689811ba097b2eff
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/46d44a23a3723a89deeb65b13cddb17f8d9f2700
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/5a40f8af2ba1b9bdf46e2db10e8c9710538fbc63
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/975e73b9102d844a3dc3f091ad631c56145c8b4c
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/c377ba2be9430d165a98e4b782902ed630bc7546
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/d5dc09ee5d74277bc47193fe28ce8703e229331b
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f4e4e0c4bc4d799d6fa39055acdbc3af066cd13e
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/f80b34ebc579216407b128e9d155bfcae875c30f
    Patch