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Debian Security Bug TrackerDEBIANCVE:CVE-2022-40303HistoryNov 23, 2022 - 12:15 a.m.
CVE-2022-40303
2022-11-2300:15:00
Debian Security Bug Tracker
security-tracker.debian.org
18
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.
| OS | Version | Architecture | Package | Version | Filename |
|---|---|---|---|---|---|
| Debian | 12 | all | libxml2 | < 2.9.14+dfsg-1.1 | libxml2_2.9.14+dfsg-1.1_all.deb |
| Debian | 11 | all | libxml2 | < 2.9.10+dfsg-6.7+deb11u3 | libxml2_2.9.10+dfsg-6.7+deb11u3_all.deb |
| Debian | 10 | all | libxml2 | < 2.9.4+dfsg1-7+deb10u5 | libxml2_2.9.4+dfsg1-7+deb10u5_all.deb |
| Debian | 999 | all | libxml2 | < 2.9.14+dfsg-1.1 | libxml2_2.9.14+dfsg-1.1_all.deb |
| Debian | 13 | all | libxml2 | < 2.9.14+dfsg-1.1 | libxml2_2.9.14+dfsg-1.1_all.deb |
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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%
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