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ubuntucveUbuntu.comUB:CVE-2022-40303
HistoryNov 23, 2022 - 12:00 a.m.

CVE-2022-40303

2022-11-2300:00:00
ubuntu.com
ubuntu.com
17

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.003 Low

EPSS

Percentile

68.4%

An issue was discovered in libxml2 before 2.10.3. When parsing a
multi-gigabyte XML document with the XML_PARSE_HUGE parser option enabled,
several integer counters can overflow. This results in an attempt to access
an array at a negative 2GB offset, typically leading to a segmentation
fault.

Bugs

OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchlibxml2< 2.9.4+dfsg1-6.1ubuntu1.8UNKNOWN
ubuntu20.04noarchlibxml2< 2.9.10+dfsg-5ubuntu0.20.04.5UNKNOWN
ubuntu22.04noarchlibxml2< 2.9.13+dfsg-1ubuntu0.2UNKNOWN
ubuntu22.10noarchlibxml2< 2.9.14+dfsg-1ubuntu0.1UNKNOWN
ubuntu14.04noarchlibxml2< 2.9.1+dfsg1-3ubuntu4.13+esm4) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu16.04noarchlibxml2< 2.9.3+dfsg1-1ubuntu0.7+esm4) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

0.003 Low

EPSS

Percentile

68.4%