What’s Vulnerable › Vulnerabilities

CVE-2022-39176

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.7% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-09-02 · updated 2026-06-17

Description

BlueZ before 5.59 allows physically proximate attackers to obtain sensitive information because profiles/audio/avrcp.c does not validate params_len.

Affected products

• BlueZ: before 5.59 — fixed in 5.59
• Canonical Ubuntu Linux: 18.04, 20.04
• Debian Linux: 10.0

How to fix

Upgrade to a fixed version: BlueZ 5.59. Check the vendor advisory for mitigations.

References

• https://bugs.launchpad.net/ubuntu/+source/bluez/+bug/1977968
• https://lists.debian.org/debian-lts-announce/2022/10/msg00026.html
• https://security.netapp.com/advisory/ntap-20221020-0002/
• https://ubuntu.com/security/notices/USN-5481-1
• https://bugs.launchpad.net/ubuntu/+source/bluez/+bug/1977968
• https://lists.debian.org/debian-lts-announce/2022/10/msg00026.html
• https://lists.debian.org/debian-lts-announce/2024/09/msg00022.html
• https://security.netapp.com/advisory/ntap-20221020-0002/
• https://ubuntu.com/security/notices/USN-5481-1

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