USN-4031-1

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Source
https://ubuntu.com/security/notices/USN-4031-1
Import Source
https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-4031-1.json
JSON Data
https://api.osv.dev/v1/vulns/USN-4031-1
Related
Published
2019-06-24T14:04:29.210698Z
Modified
2019-06-24T14:04:29.210698Z
Summary
linux, linux-hwe vulnerability
Details

It was discovered that the Linux kernel did not properly separate certain memory mappings when creating new userspace processes on 64-bit Power (ppc64el) systems. A local attacker could use this to access memory contents or cause memory corruption of other processes on the system.

References

Affected packages

Ubuntu:18.04:LTS / linux-hwe

Package

Name
linux-hwe
Purl
pkg:deb/ubuntu/linux-hwe@4.18.0-24.25~18.04.1?arch=src?distro=bionic

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.18.0-24.25~18.04.1

Affected versions

4.*

4.18.0-13.14~18.04.1
4.18.0-14.15~18.04.1
4.18.0-15.16~18.04.1
4.18.0-16.17~18.04.1
4.18.0-17.18~18.04.1
4.18.0-18.19~18.04.1
4.18.0-20.21~18.04.1
4.18.0-21.22~18.04.1
4.18.0-22.23~18.04.1

Ecosystem specific

{
    "availability": "No subscription required",
    "binaries": [
        {
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            "linux-modules-4.18.0-24-lowlatency": "4.18.0-24.25~18.04.1",
            "input-modules-4.18.0-24-generic-di": "4.18.0-24.25~18.04.1",
            "fs-secondary-modules-4.18.0-24-generic-di": "4.18.0-24.25~18.04.1",
            "usb-modules-4.18.0-24-generic-lpae-di": "4.18.0-24.25~18.04.1",
            "message-modules-4.18.0-24-snapdragon-di": "4.18.0-24.25~18.04.1",
            "vlan-modules-4.18.0-24-generic-lpae-di": "4.18.0-24.25~18.04.1",
            "floppy-modules-4.18.0-24-generic-di": "4.18.0-24.25~18.04.1",
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            "linux-buildinfo-4.18.0-24-lowlatency": "4.18.0-24.25~18.04.1",
            "nic-modules-4.18.0-24-generic-lpae-di": "4.18.0-24.25~18.04.1",
            "linux-headers-4.18.0-24-generic": "4.18.0-24.25~18.04.1",
            "mouse-modules-4.18.0-24-generic-lpae-di": "4.18.0-24.25~18.04.1",
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            "storage-core-modules-4.18.0-24-generic-lpae-di": "4.18.0-24.25~18.04.1",
            "usb-modules-4.18.0-24-generic-di": "4.18.0-24.25~18.04.1",
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            "parport-modules-4.18.0-24-generic-lpae-di": "4.18.0-24.25~18.04.1",
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            "ppp-modules-4.18.0-24-generic-lpae-di": "4.18.0-24.25~18.04.1",
            "linux-image-4.18.0-24-generic-lpae-dbgsym": "4.18.0-24.25~18.04.1",
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            "nfs-modules-4.18.0-24-generic-lpae-di": "4.18.0-24.25~18.04.1",
            "linux-image-unsigned-4.18.0-24-generic-dbgsym": "4.18.0-24.25~18.04.1",
            "nic-usb-modules-4.18.0-24-generic-di": "4.18.0-24.25~18.04.1",
            "nic-pcmcia-modules-4.18.0-24-generic-di": "4.18.0-24.25~18.04.1",
            "linux-headers-4.18.0-24-snapdragon": "4.18.0-24.25~18.04.1",
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            "crypto-modules-4.18.0-24-generic-lpae-di": "4.18.0-24.25~18.04.1",
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            "pcmcia-modules-4.18.0-24-generic-di": "4.18.0-24.25~18.04.1",
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            "nfs-modules-4.18.0-24-snapdragon-di": "4.18.0-24.25~18.04.1",
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            "sata-modules-4.18.0-24-generic-di": "4.18.0-24.25~18.04.1",
            "vlan-modules-4.18.0-24-snapdragon-di": "4.18.0-24.25~18.04.1",
            "sata-modules-4.18.0-24-generic-lpae-di": "4.18.0-24.25~18.04.1",
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        }
    ]
}