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almalinuxAlmaLinuxALSA-2023:2834
HistoryMay 16, 2023 - 12:00 a.m.

Important: webkit2gtk3 security and bug fix update

2023-05-1600:00:00
errata.almalinux.org
16
webkitgtk
security fixes
arbitrary code execution
memory corruption
buffer overflow
out-of-bounds write
type confusion
information disclosure
bugs
patch
almalinux

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.012

Percentile

85.3%

WebKitGTK is the port of the portable web rendering engine WebKit to the GTK platform.

Security Fix(es):

  • webkitgtk: use-after-free issue leading to arbitrary code execution (CVE-2022-42826)
  • webkitgtk: memory corruption issue leading to arbitrary code execution (CVE-2023-23517)
  • webkitgtk: memory corruption issue leading to arbitrary code execution (CVE-2023-23518)
  • webkitgtk: buffer overflow issue was addressed with improved memory handling (CVE-2022-32886)
  • webkitgtk: out-of-bounds write issue was addressed with improved bounds checking (CVE-2022-32888)
  • webkitgtk: correctness issue in the JIT was addressed with improved checks (CVE-2022-32923)
  • webkitgtk: issue was addressed with improved UI handling (CVE-2022-42799)
  • webkitgtk: type confusion issue leading to arbitrary code execution (CVE-2022-42823)
  • webkitgtk: sensitive information disclosure issue (CVE-2022-42824)
  • webkitgtk: memory disclosure issue was addressed with improved memory handling (CVE-2022-42852)
  • webkitgtk: memory corruption issue leading to arbitrary code execution (CVE-2022-42863)
  • webkitgtk: use-after-free issue leading to arbitrary code execution (CVE-2022-42867)
  • webkitgtk: memory corruption issue leading to arbitrary code execution (CVE-2022-46691)
  • webkitgtk: Same Origin Policy bypass issue (CVE-2022-46692)
  • webkitgtk: logic issue leading to user information disclosure (CVE-2022-46698)
  • webkitgtk: memory corruption issue leading to arbitrary code execution (CVE-2022-46699)
  • webkitgtk: memory corruption issue leading to arbitrary code execution (CVE-2022-46700)
  • webkitgtk: heap-use-after-free in WebCore::RenderLayer::addChild() (CVE-2023-25358)
  • webkitgtk: heap-use-after-free in WebCore::RenderLayer::renderer() (CVE-2023-25360)
  • webkitgtk: heap-use-after-free in WebCore::RenderLayer::setNextSibling() (CVE-2023-25361)
  • webkitgtk: heap-use-after-free in WebCore::RenderLayer::repaintBlockSelectionGaps() (CVE-2023-25362)
  • webkitgtk: heap-use-after-free in WebCore::RenderLayer::updateDescendantDependentFlags() (CVE-2023-25363)

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.

References

CVSS3

8.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.012

Percentile

85.3%