#VU80121 Resource management error in Linux kernel - CVE-2023-3777

Cybersecurity Help s.r.o.

Published: 2023-08-30 | Updated: 2025-05-21

Vulnerability identifier: #VU80121

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2023-3777

CWE-ID: CWE-399

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Linux kernel
Operating systems & Components / Operating system

Vendor: Linux Foundation

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to improper handling of table rules flush in certain circumstances within the netfilter subsystem in net/netfilter/nf_tables_api.c. A local user can perform a denial of service (DoS) attack or execute arbitrary code with elevated privileges.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Linux kernel: 2.4.0, 2.4.9_pre5, 2.4.23_ow2, 2.4.24_ow1, 2.5.0, 2.6, 2.6_test9_cvs, 2.6.2.27.13, 2.6.8.1.5, 2.6.11_rc1_bk6, 2.6.12 rc2, 2.6.12.12, 2.6.12.22, 3.0, 3.0.1, 3.0.2, 3.0.3, 3.0.4, 3.2, 3.2.78-1, 3.2.81-1, 3.2.89-2, 3.3, 3.3 rc1, 3.3 rc2, 3.3 rc3, 3.3 rc4, 3.3 rc5, 3.3 rc6, 3.3 rc7, 3.4, 3.5, 3.6, 3.7, 3.8, 3.8.0, 3.9, 3.9.0, 3.10, 3.10.0, 3.11, 3.12, 3.13, 3.13.0, 3.14, 3.15, 3.16, 3.16.0, 3.16.0-28, 3.17, 3.18, 3.18.0, 3.19, 4.0, 4.0.0, 4.1, 4.1.0, 4.2, 4.2.0, 4.3, 4.3.0, 4.4, 4.4.0, 4.4.0-57, 4.5, 4.5 rc1, 4.5 rc2, 4.5 rc3, 4.5 rc4, 4.5 rc5, 4.5 rc6, 4.5 rc7, 4.5.0, 4.6, 4.6 rc1, 4.6.0, 4.7, 4.7.0, 4.8, 4.8 rc7, 4.8.0, 4.9, 4.9.0, 4.9.210-1, 4.10, 4.10.0, 4.11, 4.12, 4.12 rc1, 4.13, 4.13 rc6, 4.14, 4.14.0, 4.14.0 rc1, 4.15, 4.15 rc1, 4.15 rc2, 4.15 rc3, 4.15 rc4, 4.15 rc8, 4.15.0, 4.15.0-r7, 4.15.0 rc4, 4.16 rc, 4.16, 4.16 rc1, 4.16 rc2, 4.16 rc3, 4.16 rc4, 4.16 rc5, 4.16 rc6, 4.16 rc7, 4.17, 4.17 rc1, 4.18, 4.19.118-2, 4.20 rc5, 5.0.0, 5.1 rc1, 5.1 rc2, 5.1 rc3, 5.10 rc1, 5.10 rc2, 5.10 rc3, 5.10 rc4, 5.10 rc5, 5.10 rc7, 5.1 rc4, 5.1 rc5, 5.4.0, 5.4.0 rc6, 5.5 rc7, 5.6.7-1, 5.8 rc1, 5.8 rc2, 5.8 rc3, 5.8 rc4, 5.8 rc5, 5.8 rc6, 5.8.0, 5.9 rc1, 5.9 rc2, 5.9 rc3, 5.9 rc4, 5.9 rc5, 5.9 rc6, 5.9 rc7, 5.9.0, 5.11 rc1, 5.12 rc1, 5.12 rc2, 5.12 rc3, 5.12 rc4, 5.12 rc6, 5.12 rc8, 5.13 rc1, 5.13 rc4, 5.13 rc5, 5.14 rc1, 5.14 rc2, 5.14 rc3, 5.14 rc4, 5.14 rc7, 5.14.0-49.el9, 5.14.15-100.fc33, 5.14.15-200.fc34, 5.14.15-300.fc35, 5.15 rc1, 5.15 rc2, 5.15 rc3, 5.15 rc4, 5.15 rc5, 5.15 rc6, 5.15 rc7, 5.15.0, 5.16 rc1, 5.16 rc2, 5.16 rc3, 5.16 rc4, 5.16 rc5, 5.16 rc6, 5.16 rc8, 5.16.0, 5.17 rc1, 5.17 rc2, 5.17 rc3, 5.17 rc4, 5.17 rc5, 5.17 rc6, 5.17 rc7, 5.17 rc8, 5.17 rc9, 5.17 rc12, 5.18 rc1, 5.18 rc2, 5.18 rc3, 5.18 rc5, 5.18 rc6, 5.18 rc7, 5.18 rc8, 5.19 rc1, 5.19 rc4, 5.19 rc5, 5.19 rc6, 6.0 rc1, 6.0 rc2, 6.0 rc3, 6.0 rc4, 6.1 rc1, 6.1 rc3, 6.1 rc7, 6.2 rc5, 6.2 rc7, 6.3 rc1, 6.3 rc4, 6.3 rc6, 6.4 rc1, 6.4 rc2, 6.4 rc3, 6.4 rc4, 6.4 rc5, 6.4 rc6, 6.5 rc1, 6.5 rc5, 6.5 rc7, 6.6 rc1, 6.6 rc2, 6.6 rc3, 6.6 rc4, 6.6 rc5, 6.6 rc6, 6.7 rc1, 6.7 rc2, 6.7 rc3, 6.7 rc5, 6.7 rc6, 6.7 rc7, 6.8 rc1, 6.8 rc2, 6.8 rc5, 6.8.8, 6.8.9

Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

Latest bulletins with this vulnerability

Amazon Linux AMI update for kernel

Multiple vulnerabilities in Dell ObjectScale

Red Hat Enterprise Linux 9.0 Extended Update Support update for kernel

SUSE update for the Linux Kernel (Live Patch 27 for SLE 15 SP3)

SUSE update for the Linux Kernel (Live Patch 16 for SLE 15 SP4)

SUSE update for the Linux Kernel (Live Patch 3 for SLE 15 SP5)

SUSE update for the Linux Kernel (Live Patch 5 for SLE 15 SP4)

SUSE update for the Linux Kernel (Live Patch 28 for SLE 15 SP3)

SUSE update for the Linux Kernel (Live Patch 5 for SLE 15 SP5)

SUSE update for the Linux Kernel (Live Patch 6 for SLE 15 SP5)