CVE-2022-50055 Affecting python-perf package, versions <0:4.14.355-280.679.amzn2


Severity

Recommended
high

Based on Amazon Linux security rating.

Threat Intelligence

EPSS
0.03% (6th percentile)

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  • Snyk IDSNYK-AMZN2-PYTHONPERF-12508246
  • published5 Sept 2025
  • disclosed18 Jun 2025

Introduced: 18 Jun 2025

CVE-2022-50055  (opens in a new tab)

How to fix?

Upgrade Amazon-Linux:2 python-perf to version 0:4.14.355-280.679.amzn2 or higher.
This issue was patched in ALAS2-2025-2988.

NVD Description

Note: Versions mentioned in the description apply only to the upstream python-perf package and not the python-perf package as distributed by Amazon-Linux. See How to fix? for Amazon-Linux:2 relevant fixed versions and status.

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 Base Scores

version 3.1