https://cve.radiocsirt.org Contains only the most 10 recent entries. http://www.rssboard.org/rss-specification python-feedgen en Fri, 02 Oct 2026 16:27:27 +0000 https://cve.radiocsirt.org/vuln/bdu:2021-04861 bdu:2021-04861 https://cve.radiocsirt.org/vuln/bdu:2021-04861 https://cve.radiocsirt.org/vuln/certfr-2021-avi-277 certfr-2021-avi-277 https://cve.radiocsirt.org/vuln/certfr-2021-avi-277 https://cve.radiocsirt.org/vuln/cnvd-2021-29853 cnvd-2021-29853 https://cve.radiocsirt.org/vuln/cnvd-2021-29853 https://cve.radiocsirt.org/vuln/euvd-2026-256001 EUVD-2026-256001 https://cve.radiocsirt.org/vuln/euvd-2026-256001 https://cve.radiocsirt.org/vuln/fkie_cve-2021-3493 <p>The overlayfs implementation in the linux kernel did not properly validate with respect to user namespaces the setting of file capabilities on files in an underlying file system. Due to the combination of unprivileged user namespaces along with a patch carried in the Ubuntu kernel to allow unprivileged overlay mounts, an attacker could use this to gain elevated privileges.</p> <p>The overlayfs implementation in the linux kernel did not properly validate with respect to user namespaces the setting of file capabilities on files in an underlying file system. Due to the combination of unprivileged user namespaces along with a patch carried in the Ubuntu kernel to allow unprivileged overlay mounts, an attacker could use this to gain elevated privileges.</p> https://cve.radiocsirt.org/vuln/fkie_cve-2021-3493 https://cve.radiocsirt.org/vuln/ghsa-2fj2-4h38-3c72 <p>The overlayfs implementation in the linux kernel did not properly validate with respect to user namespaces the setting of file capabilities on files in an underlying file system. Due to the combination of unprivileged user namespaces along with a patch carried in the Ubuntu kernel to allow unprivileged overlay mounts, an attacker could use this to gain elevated privileges.</p> <p>The overlayfs implementation in the linux kernel did not properly validate with respect to user namespaces the setting of file capabilities on files in an underlying file system. Due to the combination of unprivileged user namespaces along with a patch carried in the Ubuntu kernel to allow unprivileged overlay mounts, an attacker could use this to gain elevated privileges.</p> https://cve.radiocsirt.org/vuln/ghsa-2fj2-4h38-3c72 https://cve.radiocsirt.org/vuln/gsd-2021-3493 gsd-2021-3493 https://cve.radiocsirt.org/vuln/gsd-2021-3493 https://cve.radiocsirt.org/vuln/ubuntu-cve-2021-3493 <p><strong>Affected:</strong> Ubuntu:Pro:14.04:LTS: linux-aws, Ubuntu:Pro:14.04:LTS: linux-azure, Ubuntu:Pro:14.04:LTS: linux-lts-xenial, Ubuntu:16.04:LTS: linux, Ubuntu:16.04:LTS: linux-aws, Ubuntu:16.04:LTS: linux-aws-hwe, Ubuntu:16.04:LTS: linux-azure, Ubuntu:16.04:LTS: linux-gcp, Ubuntu:16.04:LTS: linux-hwe, Ubuntu:16.04:LTS: linux-kvm and 69 more</p> <p>The overlayfs implementation in the linux kernel did not properly validate with respect to user namespaces the setting of file capabilities on files in an underlying file system. Due to the combination of unprivileged user namespaces along with a patch carried in the Ubuntu kernel to allow unprivileged overlay mounts, an attacker could use this to gain elevated privileges.</p> <p><strong>Affected:</strong> Ubuntu:Pro:14.04:LTS: linux-aws, Ubuntu:Pro:14.04:LTS: linux-azure, Ubuntu:Pro:14.04:LTS: linux-lts-xenial, Ubuntu:16.04:LTS: linux, Ubuntu:16.04:LTS: linux-aws, Ubuntu:16.04:LTS: linux-aws-hwe, Ubuntu:16.04:LTS: linux-azure, Ubuntu:16.04:LTS: linux-gcp, Ubuntu:16.04:LTS: linux-hwe, Ubuntu:16.04:LTS: linux-kvm and 69 more</p> <p>The overlayfs implementation in the linux kernel did not properly validate with respect to user namespaces the setting of file capabilities on files in an underlying file system. Due to the combination of unprivileged user namespaces along with a patch carried in the Ubuntu kernel to allow unprivileged overlay mounts, an attacker could use this to gain elevated privileges.</p> https://cve.radiocsirt.org/vuln/ubuntu-cve-2021-3493