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Ubuntu 15.04 : linux vulnerabilities (USN-2799-1)

medium Nessus Plugin ID 86789

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Synopsis

The remote Ubuntu host is missing one or more security-related patches.

Description

It was discovered that in certain situations, a directory could be renamed outside of a bind mounted location. An attacker could use this to escape bind mount containment and gain access to sensitive information. (CVE-2015-2925)

Moein Ghasemzadeh discovered that the USB WhiteHEAT serial driver contained hardcoded attributes about the USB devices. An attacker could construct a fake WhiteHEAT USB device that, when inserted, causes a denial of service (system crash). (CVE-2015-5257).

Note that Tenable Network Security has extracted the preceding description block directly from the Ubuntu security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected linux-image-3.19-generic, linux-image-3.19-generic-lpae and / or linux-image-3.19-lowlatency packages.

See Also

https://usn.ubuntu.com/2799-1/

Plugin Details

Severity: Medium

ID: 86789

File Name: ubuntu_USN-2799-1.nasl

Version: 2.11

Type: local

Agent: unix

Published: 11/6/2015

Updated: 1/19/2021

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.9

Temporal Score: 5.1

Vector: CVSS2#AV:L/AC:M/Au:N/C:C/I:C/A:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:linux-image-3.19-lowlatency, p-cpe:/a:canonical:ubuntu_linux:linux-image-3.19-generic, cpe:/o:canonical:ubuntu_linux:15.04, p-cpe:/a:canonical:ubuntu_linux:linux-image-3.19-generic-lpae

Required KB Items: Host/cpu, Host/Ubuntu, Host/Ubuntu/release, Host/Debian/dpkg-l

Exploit Ease: No known exploits are available

Patch Publication Date: 11/5/2015

Vulnerability Publication Date: 11/16/2015

Reference Information

CVE: CVE-2015-2925, CVE-2015-5257

USN: 2799-1