Integer overflow in Linux Kernel
CVE-2023-0179
A buffer overflow vulnerability was found in the Netfilter subsystem in the Linux Kernel. This issue could allow the leakage of both stack and heap addresses, and potentially allow Local Privilege Escalation to the root user via arbitrary code execution.
Vulnerability class: Integer Overflow
EPSS: 0.019 (78.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Linux Linux_kernel
- Canonical Ubuntu_linux — versions 16.04, 18.04, 20.04
- Fedoraproject Fedora — versions 36, 37
- Redhat Codeready_linux_builder
- Redhat Enterprise_linux — versions 9.0
- Redhat Enterprise_linux_eus — versions 9.0
- Redhat Enterprise_linux_for_ibm_z_systems — versions 9.0
- Redhat Enterprise_linux_for_ibm_z_systems_eus — versions 9.0
- Redhat Enterprise_linux_for_power_little_endian — versions 9.0
- Redhat Enterprise_linux_for_power_little_endian_eus — versions 9.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (Third Party Advisory, Issue Tracking)
- secalert@redhat.com (Exploit, Mailing List, Third Party Advisory)
- secalert@redhat.com (VDB Entry, Third Party Advisory)
- secalert@redhat.com (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-0179?
- CVE-2023-0179 is a high-severity vulnerability in Linux Kernel, classified under Integer Overflow or Wraparound. CVSS score: 7.8/10. Published 2023-03-27.
- How severe is CVE-2023-0179?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2023-0179 known to be exploited?
- 36 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.