Source: bluez X-Debbugs-CC: t...@security.debian.org Severity: important Tags: security
Hi, The following vulnerability was published for bluez. CVE-2023-44431[0]: | BlueZ Audio Profile AVRCP Stack-based Buffer Overflow Remote Code | Execution Vulnerability. This vulnerability allows network-adjacent | attackers to execute arbitrary code via Bluetooth on affected | installations of BlueZ. User interaction is required to exploit this | vulnerability in that the target must connect to a malicious device. | The specific flaw exists within the handling of the AVRCP protocol. | The issue results from the lack of proper validation of the length | of user-supplied data prior to copying it to a fixed-length stack- | based buffer. An attacker can leverage this vulnerability to execute | code in the context of root. Was ZDI-CAN-19909. https://www.zerodayinitiative.com/advisories/ZDI-23-1900/ It's unclear whether that has ever been properly reported upstream. If you fix the vulnerability please also make sure to include the CVE (Common Vulnerabilities & Exposures) id in your changelog entry. For further information see: [0] https://security-tracker.debian.org/tracker/CVE-2023-44431 https://www.cve.org/CVERecord?id=CVE-2023-44431 Please adjust the affected versions in the BTS as needed.
