NULL pointer dereference in Linux

CVE-2024-42277

In the Linux kernel, the following vulnerability has been resolved: iommu: sprd: Avoid NULL deref in sprd_iommu_hw_en In sprd_iommu_cleanup() before calling function sprd_iommu_hw_en() dom->sdev is equal to NULL, which leads to null dereference. Found by Linux Verification Center (linuxtesting.org) with SVACE.

EPSS: 0.002 (13.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.

Affected products

  • Linux — versions 6.1.81, d0a917fd5e3b3ed9d9306b4260ba684b982da9f3, 9afea57384d4ae7b2034593eac7fa76c7122762a
  • Linux Linux_kernel

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2024-42277?
CVE-2024-42277 is a medium-severity vulnerability in Linux, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2024-08-17.
How severe is CVE-2024-42277?
Medium severity. CVSS v3 base score is 5.5 out of 10.