Out-of-bounds Read in Linux Linux_kernel
CVE-2023-6040
An out-of-bounds access vulnerability involving netfilter was reported and fixed as: f1082dd31fe4 (netfilter: nf_tables: Reject tables of unsupported family); While creating a new netfilter table, lack of a safeguard against invalid nf_tab…
Vulnerability class: Buffer Overflow
EPSS: 0.003 (22.9th 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
- The Linux Kernel Organization — versions 0
- Debian Debian_linux — versions 10.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@ubuntu.com (issue-tracking, Third Party Advisory)
- security@ubuntu.com (mailing-list, Mailing List, Third Party Advisory)
- security@ubuntu.com (Patch, Mailing List, Third Party Advisory)
- security@ubuntu.com (VDB Entry, Third Party Advisory)
- security@ubuntu.com (Mailing List, Third Party Advisory)
- security@ubuntu.com (Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-6040?
- CVE-2023-6040 is a high-severity vulnerability in Linux Linux_kernel, classified under Out-of-bounds Read. CVSS score: 7.8/10. Published 2024-01-12.
- How severe is CVE-2023-6040?
- High severity. CVSS v3 base score is 7.8 out of 10.
- Is CVE-2023-6040 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.