CVE-2026-45515
Analyzed Analyzed - Analysis Complete

Heap Buffer Overflow in A2DP Opus Decoder

Vulnerability report for CVE-2026-45515, including description, CVSS score, EPSS score, affected products, exploitability, helpful resources, and attack-flow context.

Publication date: 2026-09-08

Last updated on: 2026-09-24

Assigner: Android (associated with Google Inc. or Open Handset Alliance)

Description

In a2dp_vendor_opus_decoder_decode_packet of a2dp_vendor_opus_decoder.cc, there is a possible out of bounds write due to a heap buffer overflow. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

CVSS Scores

EPSS Scores

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Meta Information

Published
2026-09-08
Last Modified
2026-09-24
Generated
2026-09-29
AI Q&A
2026-09-10
EPSS Evaluated
2026-09-27
NVD

Affected Vendors & Products

Showing 5 associated CPEs
Vendor Product Version / Range
google android 14.0
google android 15.0
google android 16.0
google android 16.0
google android 17.0

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-787 The product writes data past the end, or before the beginning, of the intended buffer.
CWE-122 A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().

Attack-Flow Graph

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Executive Summary

This vulnerability is a heap buffer overflow in the a2dp_vendor_opus_decoder_decode_packet function of a2dp_vendor_opus_decoder.cc. It allows an out of bounds write, which could lead to local privilege escalation without needing extra execution privileges or user interaction.

Impact Analysis

This vulnerability could allow an attacker to gain higher privileges on your device by exploiting the heap buffer overflow. Since no user interaction or additional privileges are needed, it poses a significant risk for unauthorized access or control.

Mitigation Strategies

Apply the latest security patches from your device or OS vendor to fix the a2dp_vendor_opus_decoder.cc heap buffer overflow issue. Disable Bluetooth audio features if not in use until patched.

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