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almalinuxAlmaLinuxALSA-2024:2973
HistoryMay 22, 2024 - 12:00 a.m.

Moderate: libX11 security update

2024-05-2200:00:00
errata.almalinux.org
1
libx11
protocol client library
security fix
out-of-bounds memory access
stack exhaustion
integer overflow
cve-2023-43785
cve-2023-43786
cve-2023-43787
xcreateimage
putsubimage
almalinux
release notes

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.2 High

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

5.1%

The libX11 packages contain the core X11 protocol client library.

Security Fix(es):

  • libX11: out-of-bounds memory access in _XkbReadKeySyms() (CVE-2023-43785)
  • libX11: stack exhaustion from infinite recursion in PutSubImage() (CVE-2023-43786)
  • libX11: integer overflow in XCreateImage() leading to a heap overflow (CVE-2023-43787)

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.

Additional Changes:

For detailed information on changes in this release, see the AlmaLinux Release Notes linked from the References section.

7.8 High

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.2 High

AI Score

Confidence

Low

0.0004 Low

EPSS

Percentile

5.1%