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osvGoogleOSV:ALSA-2024:3017
HistoryMay 22, 2024 - 12:00 a.m.

Important: edk2 security update

2024-05-2200:00:00
Google
osv.dev
3
edk2
security update
uefi firmware
buffer overflow
integer overflow
cve
almalinux

8.8 High

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.1 High

AI Score

Confidence

Low

0.006 Low

EPSS

Percentile

78.4%

EDK (Embedded Development Kit) is a project to enable UEFI support for Virtual Machines. This package contains a sample 64-bit UEFI firmware for QEMU and KVM.

Security Fix(es):

  • edk2: Buffer overflow when handling Server ID option from a DHCPv6 proxy Advertise message (CVE-2023-45235)
  • EDK2: heap buffer overflow in Tcg2MeasureGptTable() (CVE-2022-36763)
  • EDK2: heap buffer overflow in Tcg2MeasurePeImage() (CVE-2022-36764)
  • EDK2: integer overflow in CreateHob() could lead to HOB OOB R/W (CVE-2022-36765)
  • edk2: Integer underflow when processing IA_NA/IA_TA options in a DHCPv6 Advertise message (CVE-2023-45229)
  • edk2: Out of Bounds read when handling a ND Redirect message with truncated options (CVE-2023-45231)
  • edk2: Infinite loop when parsing unknown options in the Destination Options header (CVE-2023-45232)
  • edk2: Infinite loop when parsing a PadN option in the Destination Options header (CVE-2023-45233)

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.

8.8 High

CVSS3

Attack Vector

ADJACENT

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

7.1 High

AI Score

Confidence

Low

0.006 Low

EPSS

Percentile

78.4%