Ubuntu 14.04 LTS : Linux kernel vulnerability (USN-2598-1)

high Nessus Plugin ID 83259

Synopsis

The remote Ubuntu host is missing a security update.

Description

The remote Ubuntu 14.04 LTS host has a package installed that is affected by a vulnerability as referenced in the USN-2598-1 advisory.

- Race condition in the prepare_binprm function in fs/exec.c in the Linux kernel before 3.19.6 allows local users to gain privileges by executing a setuid program at a time instant when a chown to root is in progress, and the ownership is changed but the setuid bit is not yet stripped. (CVE-2015-3339)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected kernel package.

See Also

https://ubuntu.com/security/notices/USN-2598-1

Plugin Details

Severity: High

ID: 83259

File Name: ubuntu_USN-2598-1.nasl

Version: 2.13

Type: local

Agent: unix

Published: 5/6/2015

Updated: 1/9/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.2

Temporal Score: 4.6

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

CVSS Score Source: CVE-2015-3339

CVSS v3

Risk Factor: High

Base Score: 7

Temporal Score: 6.1

Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:linux-image-3.13.0-52-generic, p-cpe:/a:canonical:ubuntu_linux:linux-image-3.13.0-52-generic-lpae, p-cpe:/a:canonical:ubuntu_linux:linux-image-3.13.0-52-lowlatency, p-cpe:/a:canonical:ubuntu_linux:linux-image-3.13.0-52-powerpc-e500, p-cpe:/a:canonical:ubuntu_linux:linux-image-3.13.0-52-powerpc-e500mc, p-cpe:/a:canonical:ubuntu_linux:linux-image-3.13.0-52-powerpc-smp, p-cpe:/a:canonical:ubuntu_linux:linux-image-3.13.0-52-powerpc64-emb, p-cpe:/a:canonical:ubuntu_linux:linux-image-3.13.0-52-powerpc64-smp, cpe:/o:canonical:ubuntu_linux:14.04:-:lts

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/5/2015

Vulnerability Publication Date: 5/27/2015

Reference Information

CVE: CVE-2015-3339

USN: 2598-1