CVEvulnerability
CVE-2020-24394
7.1 HIGH
Official page ↗
- Status
- Modified
- Published
- 2020-08-19
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 7.1 HIGH — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
- CVSS 2.0 ([email protected])
- 3.6 LOW — AV:L/AC:L/Au:N/C:P/I:P/A:N
- Weaknesses
- CWE-732
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 configurations
• linux linux kernel (< 5.7.8)
• canonical ubuntu linux 14.04
• canonical ubuntu linux 16.04
• canonical ubuntu linux 18.04
• canonical ubuntu linux 20.04
• opensuse leap 15.1
• oracle sd-wan edge 8.2
• starwindsoftware starwind virtual san v8
Related
Weakness · CWE (1)
- CWE-732 Incorrect Permission Assignment for Critical Resource weakness
References
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00007.html Third Party Advisory
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=962254 Issue Tracking, Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.8 Release Notes, Vendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=22cf8419f1319ff87ec759d0ebdff4cbafaee832 Patch, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20200904-0003/ Third Party Advisory
- https://usn.ubuntu.com/4465-1/ Third Party Advisory
- https://usn.ubuntu.com/4483-1/ Third Party Advisory
- https://usn.ubuntu.com/4485-1/ Third Party Advisory
- https://www.oracle.com/security-alerts/cpuApr2021.html Patch, Third Party Advisory
- https://www.starwindsoftware.com/security/sw-20210325-0004/ Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00007.html Third Party Advisory
- https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=962254 Issue Tracking, Third Party Advisory
- https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.8 Release Notes, Vendor Advisory
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=22cf8419f1319ff87ec759d0ebdff4cbafaee832 Patch, Vendor Advisory
- https://security.netapp.com/advisory/ntap-20200904-0003/ Third Party Advisory
- https://usn.ubuntu.com/4465-1/ Third Party Advisory
- https://usn.ubuntu.com/4483-1/ Third Party Advisory
- https://usn.ubuntu.com/4485-1/ Third Party Advisory
- https://www.oracle.com/security-alerts/cpuApr2021.html Patch, Third Party Advisory
- https://www.starwindsoftware.com/security/sw-20210325-0004/ Third Party Advisory