CVE-2024-0565
Kernel: cifs filesystem decryption improper input validation remote code execution vulnerability in function receive_encrypted_standard of client
- Published
- Updated
- Reserved
- Assigned by
- redhat
Description
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| redhatCNA (assigner) | 3.1 | Medium6.8 | CVSS:3.1/AV:A/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | High7.4 | CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 2.0% · top 19% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.8.
Weakness
Affected products
- affected 4.19 – < 5.10.211
- affected 5.11 – < 5.15.150
- affected 5.16 – < 6.1.69
- affected 6.2 – < 6.6.8
Red Hat · Red Hat Enterprise Linux 8
- unaffected 0:4.18.0-513.24.1.rt7.326.el8_9 – < *
Red Hat · Red Hat Enterprise Linux 8
- unaffected 0:4.18.0-513.24.1.el8_9 – < *
Red Hat · Red Hat Enterprise Linux 8.6 Extended Update Support
- unaffected 0:4.18.0-372.95.1.el8_6 – < *
Red Hat · Red Hat Enterprise Linux 8.8 Extended Update Support
- unaffected 0:4.18.0-477.51.1.el8_8 – < *
Red Hat · Red Hat Enterprise Linux 9
- unaffected 0:5.14.0-427.13.1.el9_4 – < *
Red Hat · Red Hat Enterprise Linux 9
- unaffected 0:5.14.0-427.13.1.el9_4 – < *
Red Hat · Red Hat Enterprise Linux 9.2 Extended Update Support
- unaffected 0:5.14.0-284.59.1.el9_2 – < *
Red Hat · Red Hat Enterprise Linux 9.2 Extended Update Support
- unaffected 0:5.14.0-284.59.1.rt14.344.el9_2 – < *
Red Hat · Red Hat Virtualization 4 for Red Hat Enterprise Linux 8
- unaffected 0:4.18.0-372.95.1.el8_6 – < *
- unaffected v5.7.13-16 – < *
- unaffected v5.7.13-7 – < *
- unaffected v6.8.1-408 – < *
- unaffected v5.7.13-19 – < *
- unaffected v1.0.0-480 – < *
- unaffected v5.7.13-9 – < *
- unaffected v0.4.0-248 – < *
- unaffected v1.14.6-215 – < *
- unaffected v6.8.1-431 – < *
- unaffected v1.1.0-228 – < *
- unaffected v5.8.1-471 – < *
- unaffected v2.9.6-15 – < *
- unaffected v5.7.13-3 – < *
- unaffected v5.7.13-27 – < *
- unaffected v5.7.13-12 – < *
- unaffected v0.1.0-527 – < *
- unaffected v0.1.0-225 – < *
- unaffected v0.28.1-57 – < *
Red Hat · Red Hat Enterprise Linux 6
All versions: unaffected
Red Hat · Red Hat Enterprise Linux 7
All versions: unaffected
Red Hat · Red Hat Enterprise Linux 7
All versions: unaffected
Red Hat · Red Hat Enterprise Linux 9
All versions: affected
What to do
Workaround: To mitigate this issue, prevent module cifs from being loaded. Please see https://access.redhat.com/solutions/41278 for how to blacklist a kernel module to prevent it from loading automatically.
References (13)
- RHSA-2024:1188 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2024:1404 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2024:1532 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2024:1533 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2024:1607 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2024:1614 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2024:2093 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- RHSA-2024:2394 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- https://access.redhat.com/security/cve/CVE-2024-0565 (opens in a new tab)vdb-entryx_refsource_REDHATx_transferred
- RHBZ#2258518 (opens in a new tab)issue-trackingx_refsource_REDHATx_transferred
- https://www.spinics.net/lists/stable-commits/msg328851.html (opens in a new tab)x_transferred
- https://lists.debian.org/debian-lts-announce/2024/06/msg00017.html (opens in a new tab)x_transferred
- https://security.netapp.com/advisory/ntap-20240223-0002/ (opens in a new tab)x_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2024-0565)Record last updated .