high7.1
CVE-2020-24394
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 suppo…
Impact
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
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | before 5.7.8 |
| Canonical | Ubuntu Linux | Versions 14.04, 16.04, 18.04, 20.04 |
| Opensuse | Leap | Version 15.1 |
| Oracle | Sd-Wan Edge | Version 8.2 |
| Starwindsoftware | Starwind Virtual San | Version v8 |
Weakness classification
References
- NVD record
- CVE.org record
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00007.html
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=962254
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.8
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=22cf8419f1319ff87ec759d0ebdff4cbafaee832
- https://security.netapp.com/advisory/ntap-20200904-0003/
- https://usn.ubuntu.com/4465-1/
- https://usn.ubuntu.com/4483-1/
- https://usn.ubuntu.com/4485-1/
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://www.starwindsoftware.com/security/sw-20210325-0004/
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00007.html
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=962254
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.8
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=22cf8419f1319ff87ec759d0ebdff4cbafaee832
- https://security.netapp.com/advisory/ntap-20200904-0003/
- https://usn.ubuntu.com/4465-1/
- https://usn.ubuntu.com/4483-1/
- https://usn.ubuntu.com/4485-1/
- https://www.oracle.com/security-alerts/cpuApr2021.html
- https://www.starwindsoftware.com/security/sw-20210325-0004/