QID 198656

Date Published: 2022-02-07

QID 198656: Ubuntu Security Notification for Linux kernel Vulnerabilities (USN-5267-1)

The bluetooth subsystem in the linux kernelcontained a use-after-free vulnerability.
A race condition existed in the bluetoothsubsystem of the linux kernel, leading to a use-after-free vulnerability.
The firedtv firewire driver in the linux kerneldid not properly perform bounds checking in some situations.

A local attacker could use thisto cause a denial of service (system crash) or possibly execute arbitrarycode.
Alocal attacker could use this to cause a denial of service (system crash)or possibly execute arbitrary code.
A localattacker could use this to cause a denial of service (system crash) orpossibly execute arbitrary code.

CVSS V3 rated as High - 6.7 severity.

CVSS V2 rated as Medium - 4.6 severity.

Solution

Refer to Ubuntu security advisory USN-5267-1 for updates and patch information.

Vendor References

USN-5267-1 - ubuntu.com/security/notices/USN-5267-1

CVEs related to QID 198656

CVE-2021-3752 | CVE-2021-3640 | CVE-2021-42739 |

Software Advisories

Advisory ID	Software	Component	Link
USN-5267-1	Ubuntu Linux		ubuntu.com/security/notices/USN-5267-1

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