CVE-2022-50055

MEDIUM EPSS 5.1%
Published Jun 18, 20251y ago · Modified Jun 17, 20261w ago
5.5 CVSS 3.1
Medium
Find Similar
Published Jun 18, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

In the Linux kernel, the following vulnerability has been resolved: iavf: Fix adminq error handling iavf_alloc_asq_bufs/iavf_alloc_arq_bufs allocates with dma_alloc_coherent memory for VF mailbox. Free DMA regions for both ASQ and ARQ in case error happens during configuration of ASQ/ARQ registers. Without this change it is possible to see when unloading interface: 74626.583369: dma_debug_device_change: device driver has pending DMA allocations while released from device [count=32] One of leaked entries details: [device address=0x0000000b27ff9000] [size=4096 bytes] [mapped with DMA_BIDIRECTIONAL] [mapped as coherent]

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
5.1% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Affected Products 5

VendorProductVersionRange
linuxlinux_kernel*≥3.14  –  <5.4.211
linuxlinux_kernel*≥5.5  –  <5.10.138
linuxlinux_kernel*≥5.11  –  <5.15.63
linuxlinux_kernel*≥5.16  –  <5.19.4
linuxlinux_kernel6.0any

References 5

  • git.kernel.org https://git.kernel.org/stable/c/35c63581fdefdcbaeae8cded18908523252353ad
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/419831617ed349992c84344dbd9e627f9e68f842
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4fe80492d53971d9a49f39f3c86d2d67c6f3638a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/dab6b551f5ba4c79a0dd4970dd8533c37a7b100f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ff289f2be5899efd0e897d2b434a78e36df2c69b
    Patch

Remediation

  • git.kernel.org https://git.kernel.org/stable/c/35c63581fdefdcbaeae8cded18908523252353ad
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/419831617ed349992c84344dbd9e627f9e68f842
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/4fe80492d53971d9a49f39f3c86d2d67c6f3638a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/dab6b551f5ba4c79a0dd4970dd8533c37a7b100f
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/ff289f2be5899efd0e897d2b434a78e36df2c69b
    Patch