Software description
- aws – Linux kernel for Amazon Web Services (AWS) systems - (>= 4.15.0-1054, >= 5.4.0-1009, >= 4.4.0-1098)
- azure – Linux kernel for Microsoft Azure Cloud systems - (>= 5.4.0-1010, >= 4.15.0-1063)
- gcp – Linux kernel for Google Cloud Platform (GCP) systems - (>= 5.4.0-1009)
- generic-4.15 – Linux kernel - (>= 4.15.0-69)
- generic-4.4 – Linux kernel - (>= 4.4.0-168, >= 4.4.0-168)
- generic-5.4 – Linux kernel - (>= 5.4.0-26)
- lowlatency-4.15 – Linux kernel - (>= 4.15.0-69)
- lowlatency-4.4 – Linux kernel - (>= 4.4.0-168, >= 4.4.0-168)
- lowlatency-5.4 – Linux kernel - (>= 5.4.0-26)
- oem – Linux kernel for OEM systems - (>= 4.15.0-1063)
- aws – Linux kernel for Amazon Web Services (AWS) systems - (>= 4.15.0-1054, >= 5.4.0-1009, >= 4.4.0-1098)
- azure – Linux kernel for Microsoft Azure Cloud systems - (>= 5.4.0-1010, >= 4.15.0-1063)
- gcp – Linux kernel for Google Cloud Platform (GCP) systems - (>= 5.4.0-1009)
- generic-4.15 – Linux kernel - (>= 4.15.0-69)
- generic-4.4 – Linux kernel - (>= 4.4.0-168, >= 4.4.0-168)
- generic-5.4 – Linux kernel - (>= 5.4.0-26)
- lowlatency-4.15 – Linux kernel - (>= 4.15.0-69)
- lowlatency-4.4 – Linux kernel - (>= 4.4.0-168, >= 4.4.0-168)
- lowlatency-5.4 – Linux kernel - (>= 5.4.0-26)
- oem – Linux kernel for OEM systems - (>= 4.15.0-1063)
Details
Mauricio Faria de Oliveira discovered that the aufs implementation in the
Linux kernel improperly managed inode reference counts in the
vfsub_dentry_open() method. A local attacker could use this vulnerability
to cause a denial of service. (CVE-2020-11935)
Mauricio Faria de Oliveira discovered that the aufs implementation in the
Linux kernel improperly managed inode reference counts in the
vfsub_dentry_open() method. A local attacker could use this vulnerability
to cause a denial of service. (CVE-2020-11935)
Checking update status
To check your kernel type and Livepatch version, enter this command:
canonical-livepatch statusThe problem can be corrected in these Livepatch versions:
| Kernel type | 20.04 | 18.04 | 16.04 | 14.04 |
|---|---|---|---|---|
| aws | 70.1 | 70.1 | 70.1 | — |
| azure | 70.1 | — | 70.1 | — |
| gcp | 70.1 | — | — | — |
| generic-4.15 | — | 70.1 | — | — |
| generic-4.4 | — | — | 70.1 | 70.1 |
| generic-5.4 | 70.1 | — | — | — |
| lowlatency-4.15 | — | 70.1 | — | — |
| lowlatency-4.4 | — | — | 70.1 | 70.1 |
| lowlatency-5.4 | 70.1 | — | — | — |
| oem | — | 70.1 | — | — |
References
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