USN-3106-4

It was discovered that a race condition existed in the memory manager of the Linux kernel when handling copy-on-write breakage of private read-only memory mappings. A local attacker could use this to gain administrative privileges.

References

Affected packages

Ubuntu:16.04:LTS / linux-snapdragon

Package

Name: linux-snapdragon
Purl: pkg:deb/ubuntu/linux-snapdragon@4.4.0-1032.36?arch=source&distro=xenial

Affected ranges

Type: ECOSYSTEM
Events: Introduced

0Unknown introduced version / All previous versions are affected

Fixed

4.4.0-1032.36

Affected versions

4.*

4.4.0-1012.12

4.4.0-1013.14

4.4.0-1013.15

4.4.0-1015.18

4.4.0-1019.22

4.4.0-1020.23

4.4.0-1022.25

4.4.0-1024.27

4.4.0-1026.29

4.4.0-1030.33

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
            "binary_name": "linux-headers-4.4.0-1032-snapdragon",
            "binary_version": "4.4.0-1032.36"
        },
        {
            "binary_name": "linux-image-4.4.0-1032-snapdragon",
            "binary_version": "4.4.0-1032.36"
        },
        {
            "binary_name": "linux-image-4.4.0-1032-snapdragon-dbgsym",
            "binary_version": "4.4.0-1032.36"
        },
        {
            "binary_name": "linux-snapdragon-headers-4.4.0-1032",
            "binary_version": "4.4.0-1032.36"
        },
        {
            "binary_name": "linux-snapdragon-tools-4.4.0-1032",
            "binary_version": "4.4.0-1032.36"
        },
        {
            "binary_name": "linux-snapdragon-tools-4.4.0-1032-dbgsym",
            "binary_version": "4.4.0-1032.36"
        },
        {
            "binary_name": "linux-tools-4.4.0-1032-snapdragon",
            "binary_version": "4.4.0-1032.36"
        }
    ]
}