Security readout for executives and security teams
Plain-English summary
CVE-2024-41047 is a Linux kernel i40e network driver bug involving XDP program cleanup during driver removal. The reported failure is a kernel warning and call stack in dmesg when removing the driver after XDP was loaded. The provided sources do not show active exploitation or a remote attack path.
Executive priority
Treat this as a low-urgency kernel maintenance item unless i40e with XDP is operationally important. Prioritize patching through normal kernel update cycles and focus first on internet-facing or business-critical systems where network driver reliability matters.
Technical view
The i40e driver added an __I40E_IN_REMOVE state to block XDP changes during removal, but it also blocked expected XDP unload during rmmod. The fix distinguishes XDP load from unload, blocking only new program loads while removal is in progress and moving the removal-state check earlier in XDP_SETUP.
Likely exposure
Exposure is most likely on Linux systems using the i40e driver with XDP programs, especially where the driver may be unloaded or reloaded. Systems not using i40e or XDP are less likely to encounter the described failure. Version data in the bundle is incomplete and should be validated against vendor kernels.
Exploitation context
The source describes a local operational failure scenario: load i40e, load an XDP program, then unload i40e. It does not claim privilege escalation, remote exploitation, data exposure, or denial of service beyond a kernel warning. KEV status is false in the supplied bundle.
Researcher notes
The evidence points to incorrect XDP unload handling during driver removal, not a demonstrated exploit primitive. The fix is narrowly scoped in i40e XDP setup logic. Version applicability should be checked against the exact downstream kernel because vendor backports may differ from upstream stable versions.
Mitigation direction
- Update affected Linux kernels using vendor-supported packages or stable kernel fixes.
- Review distribution advisories, including Debian LTS where applicable.
- Inventory hosts using the i40e driver and XDP programs.
- Avoid unnecessary i40e unload or reload workflows until patched.
- Check vendor guidance before applying kernel or driver workarounds.
Validation and detection
- Confirm whether hosts load the i40e kernel module.
- Check whether XDP programs are attached to i40e interfaces.
- Review kernel version against vendor advisory and stable fix references.
- Inspect dmesg for i40e removal warnings during maintenance testing.
- Validate patched behavior in a non-production maintenance window.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2024-41047 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
SSVC decision data
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://git.kernel.org/stable/c/b399a68054dfb36eed121846ef5fcddba40b7740CVE reference, Linux
- https://git.kernel.org/stable/c/4bc336b2345f1485438c0eb7246d9c8a8d09f8ffCVE reference, Linux
- https://git.kernel.org/stable/c/5266302cb2c74d8ab0e9a69d5752fffaea70496eCVE reference, Linux
- https://git.kernel.org/stable/c/0075b8c94d76830c7b6f018f6e4eeb0bf6465fdcCVE reference, Linux
- https://git.kernel.org/stable/c/01fc5142ae6b06b61ed51a624f2732d6525d8ea3CVE reference, Linux
- https://lists.debian.org/debian-lts-announce/2025/01/msg00001.htmlCVE reference, CVE
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.