CVE-2023-21106 - Double Free

Severity

78%

Complexity

18%

Confidentiality

98%

In adreno_set_param of adreno_gpu.c, there is a possible memory corruption due to a double free. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-265016072References: Upstream kernel

CVSS 3.1 Base Score 7.8. CVSS Attack Vector: local. CVSS Attack Complexity: low. CVSS Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H).

Demo Examples

Double Free

CWE-415

Double Free

CWE-415

While contrived, this code should be exploitable on Linux distributions which do not ship with heap-chunk check summing turned on.


               
}
free(buf1R2);

Overview

First reported 1 year ago

2023-05-15 22:15:00

Last updated 1 year ago

2023-05-24 00:16:00

Affected Software

Google Android Operating System

References

https://source.android.com/security/bulletin/2023-05-01

https://source.android.com/security/bulletin/2023-05-01

Patch, Vendor Advisory

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