CVE-2024-43877

Published: August 22, 2024Last modified: August 22, 2024

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.

Status

References

• https://git.kernel.org/stable/c/24062aa7407091dee3e45a8e8037df437e848718
• https://git.kernel.org/stable/c/3d8fd92939e21ff0d45100ab208f8124af79402a
• https://git.kernel.org/stable/c/629913d6d79508b166c66e07e4857e20233d85a9
• https://git.kernel.org/stable/c/c766065e8272085ea9c436414b7ddf1f12e7787b