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oraclelinuxOracleLinuxELSA-2024-4749
HistoryJul 24, 2024 - 12:00 a.m.

edk2 security update

2024-07-2400:00:00
linux.oracle.com
4
edk2
security update
cve-2023-45237
cve-2023-45236
cve-2022-36765
rhel-40270
rhel-40272
rhel-30156
integer overflow

CVSS3

7.8

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

AI Score

7.2

Confidence

Low

[20231122-6.0.1.el9_4.2]

  • Replace upstream references [Orabug:36569119]
    [20231122-6.el9_4.2]
  • edk2-NetworkPkg-SECURITY-PATCH-CVE-2023-45237.patch [RHEL-40270 RHEL-40272]
  • edk2-NetworkPkg-TcpDxe-SECURITY-PATCH-CVE-2023-45236.patch [RHEL-40270 RHEL-40272]
  • edk2-NetworkPkg-TcpDxe-Fixed-system-stuck-on-PXE-boot-flo.patch [RHEL-40270 RHEL-40272]
  • edk2-MdePkg-BaseRngLib-Add-a-smoketest-for-RDRAND-and-che.patch [RHEL-40270 RHEL-40272]
  • edk2-SecurityPkg-RngDxe-add-rng-test.patch [RHEL-40270 RHEL-40272]
  • edk2-OvmfPkg-wire-up-RngDxe.patch [RHEL-40270 RHEL-40272]
  • edk2-CryptoPkg-Test-call-ProcessLibraryConstructorList.patch [RHEL-40270 RHEL-40272]
  • edk2-MdePkg-X86UnitTestHost-set-rdrand-cpuid-bit.patch [RHEL-40270 RHEL-40272]
  • Resolves: RHEL-40270
    (CVE-2023-45237 edk2: Use of a Weak PseudoRandom Number Generator [rhel-9.4.z])
  • Resolves: RHEL-40272
    (CVE-2023-45236 edk2: Predictable TCP Initial Sequence Numbers [rhel-9.4.z])
    [20231122-6.el9_4.1]
  • edk2-EmbeddedPkg-Hob-Integer-Overflow-in-CreateHob.patch [RHEL-30156]
  • edk2-StandaloneMmPkg-Hob-Integer-Overflow-in-CreateHob.patch [RHEL-30156]
  • Resolves: RHEL-30156
    (CVE-2022-36765 edk2: integer overflow in CreateHob() could lead to HOB OOB R/W [rhel-9.4.z])

CVSS3

7.8

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

AI Score

7.2

Confidence

Low