Beveiligingsadvies
CVE-2023-2640
CVE-kwetsbaarheidsdetails - eXtreme Datacenter Security Operations
Beschrijving
On Ubuntu kernels carrying both c914c0e27eb0 and "UBUNTU: SAUCE: overlayfs: Skip permission checking for trusted.overlayfs.* xattrs", an unprivileged user may set privileged extended attributes on the mounted files, leading them to be set on the upper files without the appropriate security checks.