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Medium severity6.7NVD Advisory· Published Dec 15, 2021· Updated Jun 17, 2026

CVE-2021-39649

CVE-2021-39649

Description

In regmap_exit of regmap.c, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege in the kernel with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-174049006References: N/A

AI Insight

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Affected products

4
  • Google/Android2 versions
    cpe:2.3:o:google:android:-:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:o:google:android:-:*:*:*:*:*:*:*
    • (no CPE)
  • Android/Android kerneldescription
  • Google/Kernelllm-create

Patches

Vulnerability mechanics

References

1

News mentions

0

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