Ubuntu 14.10 : linux vulnerabilities (USN-2616-1)

High Nessus Plugin ID 83762


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


Alexandre Oliva reported a race condition flaw in the btrfs file system's handling of extended attributes (xattrs). A local attacker could exploit this flaw to bypass ACLs and potentially escalate privileges. (CVE-2014-9710)

A memory corruption issue was discovered in AES decryption when using the Intel AES-NI accelerated code path. A remote attacker could exploit this flaw to cause a denial of service (system crash) or potentially escalate privileges on Intel base machines with AEC-GCM mode IPSec security association. (CVE-2015-3331)

A flaw was discovered in the Linux kernel's IPv4 networking when using TCP fast open to initiate a connection. An unprivileged local user could exploit this flaw to cause a denial of service (system crash).

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.


Update the affected linux-image-3.16-generic, linux-image-3.16-generic-lpae and / or linux-image-3.16-lowlatency packages.

Plugin Details

Severity: High

ID: 83762

File Name: ubuntu_USN-2616-1.nasl

Version: $Revision: 2.6 $

Type: local

Agent: unix

Published: 2015/05/21

Modified: 2016/10/26

Dependencies: 12634

Risk Information

Risk Factor: High


Base Score: 9.3

Temporal Score: 6.9

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:linux-image-3.16-generic, p-cpe:/a:canonical:ubuntu_linux:linux-image-3.16-generic-lpae, p-cpe:/a:canonical:ubuntu_linux:linux-image-3.16-lowlatency, cpe:/o:canonical:ubuntu_linux:14.10

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

Exploit Available: false

Exploit Ease: No known exploits are available

Patch Publication Date: 2015/05/20

Reference Information

CVE: CVE-2014-9710, CVE-2015-3331, CVE-2015-3332

BID: 73308, 73953, 74232, 74235

OSVDB: 120003, 121011

USN: 2616-1