NULL pointer dereference in Linux Kernel
CVE-2023-6679
A null pointer dereference vulnerability was found in dpll_pin_parent_pin_set() in drivers/dpll/dpll_netlink.c in the Digital Phase Locked Loop (DPLL) subsystem in the Linux kernel. This issue could be exploited to trigger a denial of service.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.003 (21.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 22nd percentile — 21.7% 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
- Fedoraproject Fedora — versions 38
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8
- Red Hat Enterprise Linux 9 — versions 0:5.14.0-362.18.1.el9_3
- Red Hat Enterprise Linux 9.2 Extended Update Support — versions 0:5.14.0-284.48.1.el9_2, 0:5.14.0-284.48.1.rt14.333.el9_2
- Red Hat Enterprise Linux — versions 9.0
Weakness classification (CWE)
References
- access.redhat.com/errata/RHSA-2024:0439 (vendor-advisory)
- access.redhat.com/errata/RHSA-2024:0448 (vendor-advisory)
- access.redhat.com/errata/RHSA-2024:0461 (vendor-advisory)
- access.redhat.com/security/cve/CVE-2023-6679 (Third Party Advisory, vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking, Third Party Advisory, Issue Tracking)
- lore.kernel.org/netdev/20231211083758.1082853-1-jiri@resnulli.us/ (Patch, Mailing List, Vendor Advisory)
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2023-6679?
- CVE-2023-6679 is a medium-severity vulnerability in Linux Kernel, classified under NULL Pointer Dereference. CVSS score: 5.5/10. Published 2023-12-11.
- How severe is CVE-2023-6679?
- Medium severity. CVSS v3 base score is 5.5 out of 10.