SEPTEMBER 7, 2026
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Case File

CVE-2026-64153

HIGH · CVSS 8.8 EPSS 0.14%

Source: NVD + CISA KEV + EPSS · Published 2026-07-19 · Last synced 2026-08-18

CyberRota Analysis

AI-Generated

A vulnerability in the Linux kernel's DRM subsystem allows for improper handling of return values in the iommu_map_sgtable() function, which could lead to incorrect error reporting and potential system instability. This issue primarily affects systems utilizing the MSM DRM driver, and its exploitation could result in degraded performance or crashes. Organizations running Linux environments, particularly those leveraging the affected graphics drivers, should prioritize applying the patch to mitigate potential risks.

CVE
CVE-2026-64153
Severity
HIGH
CVSS
8.8
EPSS
0.14%
Linux

Original NVD Description

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix iommu_map_sgtable() return value check and avoid WARN Commit "iommu: return full error code from iommu_map_sg[_atomic]()" changed iommu_map_sgtable() to return an ssize_t and negative values in error cases, rather than a size_t and a zero. Store the return value in the appropriate type and in case of error, return it rather than WARNing. Patchwork: https://patchwork.freedesktop.org/patch/719685/

Related CVEs

Other vulnerabilities affecting the same vendor(s)