CVE-2024-43877

HIGH EPSS 12.4%
Published Aug 21, 20241y ago · Modified Jun 17, 20262w ago
7.1 CVSS 3.1
High
Find Similar
Published Aug 21, 2024 1y ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
7.1
Exploitability
1.8
Impact
5.2
Vector string
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope Unchanged
Confidentiality High
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
12.4% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-125 Out-of-bounds Read Memory Safety

Affected Products 3

VendorProductVersionRange
linuxlinux_kernel*≥5.16  –  <6.1.103
linuxlinux_kernel*≥6.2  –  <6.6.44
linuxlinux_kernel*≥6.7  –  <6.10.3

References 7

  • git.kernel.org https://git.kernel.org/stable/c/24062aa7407091dee3e45a8e8037df437e848718
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/38f72c7e7c6b55614f9407555fd5ce9d019b0fa4
  • git.kernel.org https://git.kernel.org/stable/c/3d8fd92939e21ff0d45100ab208f8124af79402a
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/629913d6d79508b166c66e07e4857e20233d85a9
    Patch
  • git.kernel.org https://git.kernel.org/stable/c/81d0664bed91a858c7b50c263954b59d65f1b414
  • git.kernel.org https://git.kernel.org/stable/c/c766065e8272085ea9c436414b7ddf1f12e7787b
    Patch
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html

Remediation

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