CVE-2023-42754

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2023-42754
A NULL pointer dereference flaw was found in the Linux kernel ipv4 stack. The socket buffer (skb) was assumed to be associated with a device before calling __ip_options_compile, which is not always the case if the skb is re-routed by ipvs. This issue may allow a local user with CAP_NET_ADMIN privileges to crash the system.

5.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.8 / Impact : 3.6

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://access.redhat.com/security/cve/CVE-2023-42754 Patch Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2239845 Issue Tracking Patch Third Party Advisory
https://seclists.org/oss-sec/2023/q4/14 Exploit Mailing List Patch Third Party Advisory
https://access.redhat.com/errata/RHSA-2024:2394
https://access.redhat.com/errata/RHSA-2024:2950
https://access.redhat.com/errata/RHSA-2024:3138
Configurations

Configuration 1 (hide)

OR cpe:2.3:o:linux:linux_kernel:6.6:rc1:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:6.6:rc2:*:*:*:*:*:*
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*

Configuration 2 (hide)

OR cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:9.0:*:*:*:*:*:*:*

Configuration 3 (hide)

OR cpe:2.3:o:fedoraproject:fedora:37:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:39:*:*:*:*:*:*:*
History

13 Sep 2024, 19:15

Type Values Removed Values Added
References
  • {'url': 'https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html', 'name': 'https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html', 'tags': [], 'refsource': ''}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GPMICQ2HVZO5UAM5KPXHAZKA2U3ZDOO6/', 'name': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GPMICQ2HVZO5UAM5KPXHAZKA2U3ZDOO6/', 'tags': ['Mailing List'], 'refsource': 'MISC'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GISYSL3F6WIEVGHJGLC2MFNTUXHPTKQH/', 'name': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/GISYSL3F6WIEVGHJGLC2MFNTUXHPTKQH/', 'tags': ['Mailing List'], 'refsource': 'MISC'}
  • {'url': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/V5PDNWPKAP3WL5RQZ4RIDS6MG32OHH5R/', 'name': 'https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/V5PDNWPKAP3WL5RQZ4RIDS6MG32OHH5R/', 'tags': ['Mailing List'], 'refsource': 'MISC'}

22 May 2024, 17:16

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2024:2950 -
  • () https://access.redhat.com/errata/RHSA-2024:3138 -

30 Apr 2024, 14:15

Type Values Removed Values Added
References
  • () https://access.redhat.com/errata/RHSA-2024:2394 -

11 Jan 2024, 19:15

Type Values Removed Values Added
References
  • () https://lists.debian.org/debian-lts-announce/2024/01/msg00004.html -

11 Oct 2023, 17:42

Type Values Removed Values Added
New CVE
Information

Published : 2023-10-05 19:15

Updated : 2024-09-13 19:15

NVD link : CVE-2023-42754

Mitre link : CVE-2023-42754

JSON object : View

Products Affected

linux

  • linux_kernel

redhat

  • enterprise_linux

fedoraproject

  • fedora
CWE
CWE-476

NULL Pointer Dereference