Integer overflow in Linux Kernel
CVE-2024-0565
An out-of-bounds memory read flaw was found in receive_encrypted_standard in fs/smb/client/smb2ops.c in the SMB Client sub-component in the Linux Kernel. This issue occurs due to integer underflow on the memcpy length, leading to a denial of service.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:A/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.020 (80.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 80.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000
Affected products
- Linux Kernel — versions 4.19, 5.11, 5.16
- Linux Kernel — versions 6.7
- NetApp Ontap Tools
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8 — versions 0:4.18.0-513.24.1.rt7.326.el8_9, 0:4.18.0-513.24.1.el8_9
- Red Hat Enterprise Linux 8.6 Extended Update Support — versions 0:4.18.0-372.95.1.el8_6
- Red Hat Enterprise Linux 8.8 Extended Update Support — versions 0:4.18.0-477.51.1.el8_8
- Red Hat Enterprise Linux 9 — versions 0:5.14.0-427.13.1.el9_4
- Red Hat Enterprise Linux 9.2 Extended Update Support — versions 0:5.14.0-284.59.1.el9_2, 0:5.14.0-284.59.1.rt14.344.el9_2
Weakness classification (CWE)
Public proof-of-concept exploits
References
- access.redhat.com/errata/RHSA-2024:1188 (vendor-advisory)
- access.redhat.com/errata/RHSA-2024:1404 (vendor-advisory)
- access.redhat.com/errata/RHSA-2024:1532 (vendor-advisory)
- access.redhat.com/errata/RHSA-2024:1533 (vendor-advisory)
- access.redhat.com/errata/RHSA-2024:1607 (vendor-advisory)
- access.redhat.com/errata/RHSA-2024:1614 (vendor-advisory)
- access.redhat.com/errata/RHSA-2024:2093 (vendor-advisory)
- access.redhat.com/errata/RHSA-2024:2394 (vendor-advisory)
- access.redhat.com/security/cve/CVE-2024-0565 (Third Party Advisory, vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (issue-tracking, Patch, Third Party Advisory, Issue Tracking)
Frequently asked questions
- What is CVE-2024-0565?
- CVE-2024-0565 is a medium-severity vulnerability in Linux Kernel, classified under Integer Underflow. CVSS score: 6.8/10. Published 2024-01-15.
- How severe is CVE-2024-0565?
- Medium severity. CVSS v3 base score is 6.8 out of 10.
- Is CVE-2024-0565 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.