CVE-2023-42752

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2023-42752
An integer overflow flaw was found in the Linux kernel. This issue leads to the kernel allocating `skb_shared_info` in the userspace, which is exploitable in systems without SMAP protection since `skb_shared_info` contains references to function pointers.

5.5 /10

CVSS v3 : 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
http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html
https://access.redhat.com/security/cve/CVE-2023-42752 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2239828 Issue Tracking Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=915d975b2ffa Mailing List Patch
https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=c3b704d4a4a2 Mailing List Patch
http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html
https://access.redhat.com/security/cve/CVE-2023-42752 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2239828 Issue Tracking Third Party Advisory
https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=915d975b2ffa Mailing List Patch
https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=c3b704d4a4a2 Mailing List Patch
Configurations

Configuration 1 (hide)

cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
History

21 Nov 2024, 08:23

Type Values Removed Values Added
References () http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html - () http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html -
References () https://access.redhat.com/security/cve/CVE-2023-42752 - Third Party Advisory () https://access.redhat.com/security/cve/CVE-2023-42752 - Third Party Advisory
References () https://bugzilla.redhat.com/show_bug.cgi?id=2239828 - Issue Tracking, Third Party Advisory () https://bugzilla.redhat.com/show_bug.cgi?id=2239828 - Issue Tracking, Third Party Advisory
References () https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=915d975b2ffa - Mailing List, Patch () https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=915d975b2ffa - Mailing List, Patch
References () https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=c3b704d4a4a2 - Mailing List, Patch () https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=c3b704d4a4a2 - Mailing List, Patch

29 Nov 2023, 15:15

Type Values Removed Values Added
New CVE
Information

Published : 2023-10-13 02:15

Updated : 2024-11-21 08:23

NVD link : CVE-2023-42752

Mitre link : CVE-2023-42752

CVE.ORG link : CVE-2023-42752

JSON object : View

Products Affected

linux

  • linux_kernel
CWE
CWE-190

Integer Overflow or Wraparound