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ubuntuUbuntuUSN-815-1
HistoryAug 11, 2009 - 12:00 a.m.

libxml2 vulnerabilities

2009-08-1100:00:00
ubuntu.com
32

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

7.6 High

AI Score

Confidence

High

10 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.944 High

EPSS

Percentile

99.2%

Releases

  • Ubuntu 9.04
  • Ubuntu 8.10
  • Ubuntu 8.04
  • Ubuntu 6.06

Packages

  • libxml2 -

Details

It was discovered that libxml2 did not correctly handle root XML document
element DTD definitions. If a user were tricked into processing a specially
crafted XML document, a remote attacker could cause the application linked
against libxml2 to crash, leading to a denial of service. (CVE-2009-2414)

It was discovered that libxml2 did not correctly parse Notation and
Enumeration attribute types. If a user were tricked into processing a
specially crafted XML document, a remote attacker could cause the
application linked against libxml2 to crash, leading to a denial of
service. (CVE-2009-2416)

USN-644-1 fixed a vulnerability in libxml2. This advisory provides the
corresponding update for Ubuntu 9.04.

Original advisory details:

It was discovered that libxml2 did not correctly handle long entity names.
If a user were tricked into processing a specially crafted XML document, a
remote attacker could execute arbitrary code with user privileges or cause
the application linked against libxml2 to crash, leading to a denial of
service. (CVE-2008-3529)

OSVersionArchitecturePackageVersionFilename
Ubuntu9.04noarchlibxml2< 2.6.32.dfsg-5ubuntu4.2UNKNOWN
Ubuntu9.04noarchlibxml2-dbg< 2.6.32.dfsg-5ubuntu4.2UNKNOWN
Ubuntu9.04noarchlibxml2-dev< 2.6.32.dfsg-5ubuntu4.2UNKNOWN
Ubuntu9.04noarchlibxml2-udeb< 2.6.32.dfsg-5ubuntu4.2UNKNOWN
Ubuntu9.04noarchlibxml2-utils< 2.6.32.dfsg-5ubuntu4.2UNKNOWN
Ubuntu9.04noarchpython-libxml2< 2.6.32.dfsg-5ubuntu4.2UNKNOWN
Ubuntu9.04noarchpython-libxml2-dbg< 2.6.32.dfsg-5ubuntu4.2UNKNOWN
Ubuntu8.10noarchlibxml2< 2.6.32.dfsg-4ubuntu1.2UNKNOWN
Ubuntu8.10noarchlibxml2-dbg< 2.6.32.dfsg-4ubuntu1.2UNKNOWN
Ubuntu8.10noarchlibxml2-dev< 2.6.32.dfsg-4ubuntu1.2UNKNOWN
Rows per page:
1-10 of 261

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

7.6 High

AI Score

Confidence

High

10 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

COMPLETE

Integrity Impact

COMPLETE

Availability Impact

COMPLETE

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

0.944 High

EPSS

Percentile

99.2%