CVE-2026-58846

Severity: high (CVSS 7.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2026-09-08 · updated 2026-09-24
Weakness: CWE-269

Description

In kvm_iommu_map_sg of iommu.c, there is a possible use after free due to a missing permission check. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Affected products

Android: all versions

References

https://android.googlesource.com/kernel/common/+/ad34d15396568919a8ddd306ce2120e76d111b7c
https://source.android.com/docs/security/bulletin/2026/2026-09-01

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