Buffer overflow in Linux Kernel
CVE-2023-1073
A memory corruption flaw was found in the Linux kernel’s human interface device (HID) subsystem in how a user inserts a malicious USB device. This flaw allows a local user to crash or potentially escalate their privileges on the system.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.004 (30.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 30.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Linux Kernel
- Fedoraproject Fedora — versions 37
- Red Hat Enterprise Linux — versions 7.0, 8.0, 9.0
- Kernel
Weakness classification (CWE)
Public proof-of-concept exploits
References
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/id=b12fece4c… (Patch, Mailing List)
- www.openwall.com/lists/osssecurity/2023/01/17/3 (Broken Link)
- lists.debian.org/debian-lts-announce/2023/05/msg00005.html (mailing-list)
- lists.debian.org/debian-lts-announce/2023/05/msg00006.html (mailing-list)
- www.openwall.com/lists/oss-security/2023/11/05/2 (mailing-list)
- www.openwall.com/lists/oss-security/2023/11/05/3 (mailing-list)
Frequently asked questions
- What is CVE-2023-1073?
- CVE-2023-1073 is a medium-severity vulnerability in Linux Kernel, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 6.6/10. Published 2023-03-27.
- How severe is CVE-2023-1073?
- Medium severity. CVSS v3 base score is 6.6 out of 10.
- Is CVE-2023-1073 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.