NULL pointer dereference in Linux Kernel
CVE-2023-5972
A null pointer dereference flaw was found in the nft_inner.c functionality of netfilter in the Linux kernel. This issue could allow a local user to crash the system or escalate their privileges on the system.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.003 (18.0th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 18th percentile — 18.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.003 · change: 0.000
Affected products
- Linux Kernel — versions 6.2, 6.2.0, 6.6
- Fedora
- Fedoraproject Fedora — versions 39
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9
- Kernel
Weakness classification (CWE)
References
- access.redhat.com/security/cve/CVE-2023-5972 (Third Party Advisory, vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking, Patch, Issue Tracking)
- github.com/torvalds/linux/commit/505ce0630ad5d31185695f8a29dde8d29f28faa7 (Patch)
- github.com/torvalds/linux/commit/52177bbf19e6e9398375a148d2e13ed492b40b80 (Patch)
Frequently asked questions
- What is CVE-2023-5972?
- CVE-2023-5972 is a high-severity vulnerability in Linux Kernel, classified under NULL Pointer Dereference. CVSS score: 7.0/10. Published 2023-11-23.
- How severe is CVE-2023-5972?
- High severity. CVSS v3 base score is 7.0 out of 10.