Riskcovery

CVE-2022-50055

iavf: Fix adminq error handling

State
Published
Severity
Not scored
Published
Jun 18, 2025
Updated
May 11, 2026
Reserved
Jun 18, 2025

Read the record on cve.org

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]

Scores

The record has no CVSS score.

Weaknesses

The record names no weakness.

Affected Products

ProductVersions
LinuxLinux
  • d358aa9a7a2d5f91b1d33d5d4e27c2e46638d123 to before ff289f2be5899efd0e897d2b434a78e36df2c69bAffected
  • d358aa9a7a2d5f91b1d33d5d4e27c2e46638d123 to before 4fe80492d53971d9a49f39f3c86d2d67c6f3638aAffected
  • d358aa9a7a2d5f91b1d33d5d4e27c2e46638d123 to before dab6b551f5ba4c79a0dd4970dd8533c37a7b100fAffected
  • d358aa9a7a2d5f91b1d33d5d4e27c2e46638d123 to before 35c63581fdefdcbaeae8cded18908523252353adAffected
  • d358aa9a7a2d5f91b1d33d5d4e27c2e46638d123 to before 419831617ed349992c84344dbd9e627f9e68f842Affected
LinuxLinux
  • 3.14Affected
  • before 3.14Not affected
  • 5.4.211 through 5.4.*Not affected
  • 5.10.138 through 5.10.*Not affected
  • 5.15.63 through 5.15.*Not affected
  • 5.19.4 through 5.19.*Not affected
  • 6.0 and laterNot affected

References

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