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almalinuxAlmaLinuxALSA-2023:4529
HistoryAug 08, 2023 - 12:00 a.m.

Moderate: libxml2 security update

2023-08-0800:00:00
errata.almalinux.org
21
libxml2
xml standards
security update
null dereference
hashing
cve-2023-28484
cve-2023-29469
cvss score
acknowledgments
references section
unix

CVSS3

6.5

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

EPSS

0.001

Percentile

46.5%

The libxml2 library is a development toolbox providing the implementation of various XML standards.

Security Fix(es):

  • libxml2: NULL dereference in xmlSchemaFixupComplexType (CVE-2023-28484)
  • libxml2: Hashing of empty dict strings isn’t deterministic (CVE-2023-29469)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

CVSS3

6.5

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

EPSS

0.001

Percentile

46.5%