CVE-2022-50055

CVE-2022-50055: fallo en Linux

iavf: Fix adminq error handling

Publicada el · Actualizada el

3Vexday Risk Score

Sin señal de explotación. Ningún artefacto público de explotación conocido hasta ahora.

ssvc Trackepss 0.2%
probabilidad de explotación
0.2%top 92% de las CVE
explotación observada
noninguna fuente lo reporta
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]
Productos afectados
Linux · Linux
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Referencias
https://git.kernel.org/stable/c/35c63581fdefdcbaeae8cded18908523252353adhttps://git.kernel.org/stable/c/419831617ed349992c84344dbd9e627f9e68f842https://git.kernel.org/stable/c/4fe80492d53971d9a49f39f3c86d2d67c6f3638ahttps://git.kernel.org/stable/c/dab6b551f5ba4c79a0dd4970dd8533c37a7b100fhttps://git.kernel.org/stable/c/ff289f2be5899efd0e897d2b434a78e36df2c69b