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CVE-2024-43877

Disclosure Date: August 21, 2024
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Description

In the Linux kernel, the following vulnerability has been resolved:

media: pci: ivtv: Add check for DMA map result

In case DMA fails, ‘dma->SG_length’ is 0. This value is later used to
access ‘dma->SGarray[dma->SG_length – 1]’, which will cause out of
bounds access.

Add check to return early on invalid value. Adjust warnings accordingly.

Found by Linux Verification Center (linuxtesting.org) with SVACE.

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CVSS V3 Severity and Metrics
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General Information

Vendors

  • Linux

Products

  • Linux
Technical Analysis