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Oracle Linux 6 : libxml2 (ELSA-2015-2549)

critical Nessus Plugin ID 87230

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Synopsis

The remote Oracle Linux host is missing one or more security updates.

Description

The remote Oracle Linux 6 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2015-2549 advisory.

 - CVE-2015-7941 Cleanup conditional section error handling
 - CVE-2015-8317 Fail parsing early on if encoding conversion failed
 - CVE-2015-7942 Another variation of overflow in Conditional sections
 - CVE-2015-7942 Fix an error in previous Conditional section patch
 - CVE-2015-7498 Avoid processing entities after encoding conversion failures
 - CVE-2015-7497 Avoid an heap buffer overflow in xmlDictComputeFastQKey
 - CVE-2015-5312 Another entity expansion issue
 - CVE-2015-7499 Add xmlHaltParser() to stop the parser
 - CVE-2015-7499 Detect incoherency on GROW
 - CVE-2015-7500 Fix memory access error due to incorrect entities boundaries
 - CVE-2015-8242 Buffer overead with HTML parser in push mode

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

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

Solution

Update the affected packages.

See Also

https://linux.oracle.com/errata/ELSA-2015-2549.html

Plugin Details

Severity: Critical

ID: 87230

File Name: oraclelinux_ELSA-2015-2549.nasl

Version: 2.15

Type: local

Agent: unix

Published: 12/8/2015

Updated: 10/22/2024

Supported Sensors: Continuous Assessment, Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5.3

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

CVSS Score Source: CVE-2015-7942

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

CVSS Score Source: CVE-2015-8317

Vulnerability Information

CPE: p-cpe:/a:oracle:linux:libxml2-devel, p-cpe:/a:oracle:linux:libxml2-python, p-cpe:/a:oracle:linux:libxml2, p-cpe:/a:oracle:linux:libxml2-static, cpe:/o:oracle:linux:6

Required KB Items: Host/local_checks_enabled, Host/OracleLinux, Host/RedHat/release, Host/RedHat/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 12/7/2015

Vulnerability Publication Date: 11/18/2015

Reference Information

CVE: CVE-2015-5312, CVE-2015-7497, CVE-2015-7498, CVE-2015-7499, CVE-2015-7500, CVE-2015-7941, CVE-2015-7942, CVE-2015-8241, CVE-2015-8242, CVE-2015-8317

RHSA: 2015:2549