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nvd[email protected]NVD:CVE-2023-3812
HistoryJul 24, 2023 - 4:15 p.m.

CVE-2023-3812

2023-07-2416:15:13
CWE-416
CWE-787
[email protected]
web.nvd.nist.gov
cve-2023-3812
out-of-bounds
networking packet
local user
privilege escalation
linux kernel

7.8 High

CVSS3

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

7.6 High

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.7%

JSON

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.

Affected configurations

NVD
Node
linuxlinux_kernelRange4.15–4.19.265
OR
linuxlinux_kernelRange4.20–5.4.224
OR
linuxlinux_kernelRange5.5–5.10.154
OR
linuxlinux_kernelRange5.11–5.15.78
OR
linuxlinux_kernelRange5.16–6.0.8
Node
redhatenterprise_linuxMatch8.0
OR
redhatenterprise_linuxMatch9.0

References

Related

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rocky 3
oraclelinux 3
osv 4
openvas 9
almalinux 1
ibm 4
redos 1
cbl_mariner
cbl_mariner
CVE-2023-3812 affecting package kernel for versions less than 5.15.126.1-1
2023-08-30 14:44:06
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redhatcve
CVE-2023-3812
2023-07-20 13:37:53
githubexploit
githubexploit
Exploit for Out-of-bounds Write in Linux Linux Kernel
2023-09-06 06:03:40
prion
prion
Design/Logic Flaw
2023-07-24 16:15:00
nessus
nessus
CBL Mariner 2.0 Security Update: kernel (CVE-2023-3812)
2023-08-31 00:00:00
RHEL 8 : kpatch-patch (RHSA-2024:1961)
2024-04-23 00:00:00
SUSE SLES12 Security Update : kernel (Live Patch 47 for SLE 12 SP5) (SUSE-SU-2023:3748-1)
2023-09-26 00:00:00
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ubuntucve
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2023-07-24 00:00:00
cvelist
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CVE-2023-3812 Kernel: tun: bugs for oversize packet when napi frags enabled in tun_napi_alloc_frags
2023-07-24 15:19:21
redhat
redhat
(RHSA-2024:1961) Important: kpatch-patch security update
2024-04-23 00:08:49
(RHSA-2023:6799) Important: kpatch-patch security update
2023-11-08 08:34:44
(RHSA-2023:7554) Important: kpatch-patch security update
2023-11-28 17:45:46
rocky
rocky
kernel security and bug fix update
2023-12-06 23:18:20
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2023-12-06 23:16:24
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2023-12-06 23:16:07
oraclelinux
oraclelinux
kernel security and bug fix update
2023-12-01 00:00:00
kernel security update
2024-01-26 00:00:00
kernel security update
2024-03-07 00:00:00
osv
osv
Important: kernel security and bug fix update
2023-12-06 23:18:20
Important: kernel security and bug fix update
2023-11-28 00:00:00
Important: kernel-rt security update
2023-12-06 23:16:07
openvas
openvas
openSUSE: Security Advisory for the Linux Kernel (SUSE-SU-2023:3180-1)
2024-03-04 00:00:00
openSUSE: Security Advisory for the Linux Kernel (SUSE-SU-2023:3172-1)
2024-03-04 00:00:00
openSUSE: Security Advisory for the Linux Kernel (SUSE-SU-2023:3171-1)
2024-03-04 00:00:00
almalinux
almalinux
Important: kernel security and bug fix update
2023-11-28 00:00:00
ibm
ibm
Security Bulletin: Vulnerabilities in Linux Kernel might affect IBM Spectrum Copy Data Management
2024-01-12 16:31:57
Security Bulletin: Vulnerabilities in Spring, Tomcat, Jackson, sudo, and Linux kernel can affect IBM Spectrum Protect Plus
2024-03-20 18:36:29
Security Bulletin: Multiple Vulnerabilities in CloudPak for AIOps
2024-01-31 19:31:55
redos
redos
ROS-20230904-01
2023-09-04 00:00:00

7.8 High

CVSS3

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

7.6 High

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.7%

JSON
Related for NVD:CVE-2023-3812
cbl_mariner1redhatcve1githubexploit1prion1nessus65cve1debiancve1ubuntucve1cvelist1redhat25rocky3oraclelinux3osv4openvas9almalinux1ibm4redos1