Security readout for executives and security teams
Plain-English summary
This Linux kernel issue can crash or destabilize systems when the ice network driver handles a reset path incorrectly. The bug involves unplugging auxiliary devices twice, triggering a kernel scheduling error. The sources do not provide CVSS, business impact scoring, or evidence of active exploitation.
Executive priority
Treat this as a targeted infrastructure reliability issue, not an emergency exploitation event based on the available evidence. Prioritize patch validation for servers using affected Linux kernels and ice networking paths, especially where network or RDMA stability matters.
Technical view
The ice driver's IDC reset callback calls auxiliary device unplug logic that is also reached through ice_prepare_for_reset. This duplicate path can invoke device_del from interrupt context and trigger a "scheduling while atomic" BUG during a peer-initiated reset involving auxiliary drivers such as irdma.
Likely exposure
Exposure appears limited to Linux systems running affected kernel builds with the ice driver and relevant auxiliary driver reset paths. The source lists Linux as affected and names kernel versions, but it does not map risk to specific distributions, hardware models, or deployed configurations.
Exploitation context
The provided bundle marks KEV as false and gives no cited evidence of active exploitation or public exploit use. The described impact is a kernel BUG during reset handling, not a documented remote compromise path.
Researcher notes
The public record is sparse: no CVSS, CWE, exploit status, or distro matrix is provided. The strongest technical evidence is the kernel commit description and trace showing duplicate auxiliary unplug during reset handling causing an atomic-context scheduling BUG.
Mitigation direction
- Review Linux vendor or distribution advisories for patched kernel packages.
- Update affected systems to kernels containing the referenced stable fixes.
- Prioritize systems using the ice driver and auxiliary RDMA-related drivers.
- Plan maintenance windows for network-sensitive hosts before kernel updates.
- Avoid inventing compensating controls without vendor guidance.
Validation and detection
- Inventory Linux kernel versions on systems using the ice driver.
- Check whether ice and auxiliary drivers such as irdma are loaded.
- Compare deployed kernels against vendor advisories and stable fix status.
- Review kernel logs for "scheduling while atomic" around ice reset events.
- Confirm patched systems no longer report the reset-related BUG.
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
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CVE-2022-48653 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/34447d64b8d28e4d6a73d73f07c879959d68fbfeCVE reference, Linux
- https://git.kernel.org/stable/c/149979e87eb7a365d3d0b259bed79d84ff585a93CVE reference, Linux
- https://git.kernel.org/stable/c/23c619190318376769ad7b61504c2ea0703fb783CVE reference, Linux
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.