CVE-2020-24394
HIGH
7.1
CVSS Score
Published: August 19, 2020 at 12:00 AM UTC
Updated: June 17, 2026 at 03:05 AM UTC
5 products affected across 5 vendorsLinux KernelUbuntu LinuxLeap
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Severity
HIGH7.1
Exploit prediction
EPSS 0.4%
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
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Ubuntu Linux· Canonicalrubygems
95%v < 5.7.8
Affected range stops below 5.7.8, so it looks safe — our inference, not a vendor statement
Leap· openSUSEdrupal
95%Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
- http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00007.html
- 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://usn.ubuntu.com/4465-1/
- https://usn.ubuntu.com/4483-1/
References (10)
Vendor AdvisoryThird Party Advisory
Source: [email protected]
http://lists.opensuse.org/opensuse-security-announce/2020-09/msg00007.htmlIssue TrackingThird Party Advisory
Source: [email protected]
https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=962254Release NotesVendor Advisory
Source: [email protected]
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.7.8Third Party Advisory
Source: [email protected]
https://security.netapp.com/advisory/ntap-20200904-0003/CVSS
- Attack Vector
- LOCAL
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-732
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