Ubuntu 12.04 LTS : linux vulnerabilities (USN-1644-1)

medium Nessus Plugin ID 63116
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Synopsis

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

Description

Brad Spengler discovered a flaw in the Linux kernel's uname system call. An unprivileged user could exploit this flaw to read kernel stack memory. (CVE-2012-0957)

Rodrigo Freire discovered a flaw in the Linux kernel's TCP illinois congestion control algorithm. A local attacker could use this to cause a denial of service. (CVE-2012-4565).

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 packages.

See Also

https://usn.ubuntu.com/1644-1/

Plugin Details

Severity: Medium

ID: 63116

File Name: ubuntu_USN-1644-1.nasl

Version: 1.12

Type: local

Agent: unix

Published: 12/2/2012

Updated: 9/19/2019

Dependencies: ssh_get_info.nasl, linux_alt_patch_detect.nasl

Risk Information

VPR

Risk Factor: Medium

Score: 4.2

CVSS v2

Risk Factor: Medium

Base Score: 4.9

Temporal Score: 3.8

Vector: AV:L/AC:L/Au:N/C:C/I:N/A:N

Temporal Vector: E:POC/RL:OF/RC:C

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:linux-image-3.2-generic, p-cpe:/a:canonical:ubuntu_linux:linux-image-3.2-generic-pae, p-cpe:/a:canonical:ubuntu_linux:linux-image-3.2-highbank, p-cpe:/a:canonical:ubuntu_linux:linux-image-3.2-virtual, cpe:/o:canonical:ubuntu_linux:12.04:-:lts

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/30/2012

Vulnerability Publication Date: 12/21/2012

Reference Information

CVE: CVE-2012-0957, CVE-2012-4565

BID: 55855, 56346

USN: 1644-1