CVE-2021-26910

Related Files

Ubuntu Security Notice USN-5141-1

Posted Nov 11, 2021

Authored by Ubuntu | Site security.ubuntu.com

Ubuntu Security Notice 5141-1 - Roman Fiedler discovered that a race condition existed in Firejail when using OverlayFS to prevent writes to the underlying file system. A local attacker could use this to gain administrative privileges. Note: this update disables support for OverlayFS in Firejail.

tags | advisory, local

systems | linux, ubuntu

advisories | CVE-2021-26910

SHA-256 | de9ac90127621c56848f354ec0b711d244e2e154a3857da22e4ef5b089d14623

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Gentoo Linux Security Advisory 202105-19

Posted May 26, 2021

Authored by Gentoo | Site security.gentoo.org

Gentoo Linux Security Advisory 202105-19 - A vulnerability was discovered in Firejail which may allow local attackers to gain root privileges. Versions less than 0.9.64.4 are affected.

tags | advisory, local, root

systems | linux, gentoo

advisories | CVE-2021-26910

SHA-256 | 5cc906f7093a150eaf1f6efd2d8dfe5fee11b4f7d26e2a386ed9d6465a8ba102

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Debian Security Advisory 4849-1

Posted Feb 28, 2021

Authored by Debian | Site debian.org

Debian Linux Security Advisory 4849-1 - Roman Fiedler discovered a vulnerability in the OverlayFS code in firejail, a sandbox program to restrict the running environment of untrusted applications, which could result in root privilege escalation. This update disables OverlayFS support in firejail.

tags | advisory, root

systems | linux, debian

advisories | CVE-2021-26910

SHA-256 | 5cebbbf9494bd78be8d3a2cb5e6e70f124bb0474d52286e83dcaa8b6aa666789

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