QID 198570

Date Published: 2021-11-22

QID 198570: Ubuntu Security Notification for Firejail Vulnerability (USN-5141-1)

A race condition existed in firejail when using overlayfs to prevent writes to the underlying file system.

Note: The preceding description block is extracted directly from the security advisory. Using automation, we have attempted to clean and format it as much as possible without introducing additional issues.

a local attacker could use this to gain administrative privileges.
Note: this update disables support for overlayfs in firejail..

CVSS V3 rated as High - 7 severity.

CVSS V2 rated as High - 6.9 severity.

Solution

Refer to Ubuntu advisory: USN-5141-1 for affected packages and patching details, or update with your package manager.

Vendor References

USN-5141-1 - ubuntu.com/security/notices/USN-5141-1

CVEs related to QID 198570

CVE-2021-26910 |

Software Advisories

Advisory ID	Software	Component	Link
USN-5141-1	Ubuntu Linux		ubuntu.com/security/notices/USN-5141-1

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