Vulnerability · Published Jan 25, 2021 · Assigned by redhat
CVE-2020-35513
Medium 4.9
In plain English
A medium-severity security flaw in kernel. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 72% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Official description
A flaw incorrect umask during file or directory modification in the Linux kernel NFS (network file system) functionality was found in the way user create and delete object using NFSv4.2 or newer if both simultaneously accessing the NFS by the other process that is not using new NFSv4.2. A user with access to the NFS could use this flaw to starve the resources causing denial of service.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | linux | 4.16.5-1 | DEBIAN-CVE-2020-35513 |
| Debian:13 | linux | 4.16.5-1 | DEBIAN-CVE-2020-35513 |
| Debian:14 | linux | 4.16.5-1 | DEBIAN-CVE-2020-35513 |
Affected products (as reported)
Weakness: CWE-271