Description
In the Linux kernel before 5.7.8, fs/nfsd/vfs.c (in the NFS server) can set incorrect permissions on new filesystem objects when the filesystem lacks ACL support, aka CID-22cf8419f131. This occurs because the current umask is not considered.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=962254 ↗
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=22cf8419f1319ff87ec759d0ebdff4cbafaee832 ↗
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.8 ↗
- https://usn.ubuntu.com/4465-1/ ↗
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00007.html ↗
- https://usn.ubuntu.com/4483-1/ ↗
- https://usn.ubuntu.com/4485-1/ ↗
- https://www.oracle.com/security-alerts/cpuApr2021.html ↗
- https://security.netapp.com/advisory/ntap-20200904-0003/ ↗
- https://www.starwindsoftware.com/security/sw-20210325-0004/ ↗