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Ubuntu 16.04 LTS USN-7265-1: BlueZ crash risk and code execution

ubuntu
Calendar Grey February 12, 2025
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Concerns regarding BlueZ vulnerabilities can result in system failures or unapproved operations. Apply updates for stable functionality.
BlueZ could be made to crash or run programs as your login if it received specially crafted Bluetooth requests.

Summary

BlueZ could be made to crash or run programs as your login if it received

specially crafted Bluetooth requests.

Software Description:

- bluez: Bluetooth tools and daemons

Details:

Julian Rauchberger discovered that BlueZ did not correctly handle certain

memory operations. An attacker could possibly use this issue to leak

sensitive information or execute arbitrary code.

(CVE-2019-8921, CVE-2019-8922)

Topics%20covered

Topics Covered

security advisory remote code execution Ubuntu crash memory operations BlueZ

Update Instructions

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 16.04 LTS
   bluez                           5.37-0ubuntu5.3+esm5
                                   Available with Ubuntu Pro
   libbluetooth3                   5.37-0ubuntu5.3+esm5
                                   Available with Ubuntu Pro

In general, a standard system update will make all the necessary changes.

References

  https://ubuntu.com/security/notices/USN-7265-1

  CVE-2019-8921, CVE-2019-8922

Severity
important
Lowest
Low
Medium
High
Critical

Ubuntu Security Notice USN-7265-1

Topics%20covered

Topics Covered

security advisory remote code execution Ubuntu crash memory operations BlueZ

Package Information

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