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CVE-2023-3812

CVSS v3.1 7.8 (High)
78% Progress
EPSS 0.05 % (18th)
0.05% Progress
Affected Products 2
Advisories 40
NVD Status Modified
Info CVSS EPSS Affected Configurations References Security Advisories Packages & Software Tools, Exploits & PoC Graph Web & Social Timeline

An out-of-bounds memory access flaw was found in the Linux kernel’s TUN/TAP device driver functionality in how a user generates a malicious (too big) networking packet when napi frags is enabled. This flaw allows a local user to crash or potentially escalate their privileges on the system.

Weaknesses
CWE-416
Use After Free
CWE-787
Out-of-bounds Write
CVE Status
PUBLISHED
NVD Status
Modified
CNA
Red Hat, Inc.
Published Date
2023-07-24 16:15:13
(14 months ago)
Updated Date
2024-04-25 13:15:51
(4 months ago)

Affected Products

Linux

Redhat

Configuration #1

    CPE23 From Up To
  Linux Kernel from 4.15 version and prior 4.19.265 version cpe:2.3:o:linux:linux_kernel >= 4.15 < 4.19.265
  Linux Kernel from 4.20 version and prior 5.4.224 version cpe:2.3:o:linux:linux_kernel >= 4.20 < 5.4.224
  Linux Kernel from 5.5 version and prior 5.10.154 version cpe:2.3:o:linux:linux_kernel >= 5.5 < 5.10.154
  Linux Kernel from 5.11 version and prior 5.15.78 version cpe:2.3:o:linux:linux_kernel >= 5.11 < 5.15.78
  Linux Kernel from 5.16 version and prior 6.0.8 version cpe:2.3:o:linux:linux_kernel >= 5.16 < 6.0.8

Configuration #2

    CPE23 From Up To
  Redhat Enterprise Linux 8.0 cpe:2.3:o:redhat:enterprise_linux:8.0
  Redhat Enterprise Linux 9.0 cpe:2.3:o:redhat:enterprise_linux:9.0