Security readout for executives and security teams
Plain-English summary
A flaw in Linux’s Intel Ethernet “ice” driver can allow a locally authenticated user to trigger memory access outside intended bounds. The supplied CVSS rates potential confidentiality, integrity, and availability impact as high. Exposure depends on the installed kernel, vendor backports, and whether affected ice functionality is present.
Executive priority
Prioritize remediation on shared or multi-user Linux systems using affected Intel Ethernet functionality. The impact rating is high, but exploitation requires local access and active exploitation is not evidenced. Handle through accelerated kernel patching rather than emergency internet-edge response unless additional threat intelligence emerges.
Technical view
Queue-quanta configuration did not adequately validate start_qid and num_queues before calculating end_qid. Integer wraparound could therefore produce an out-of-bounds access. The kernel correction validates these parameters to prevent queue-ID overflow. The CVSS vector describes local, low-complexity exploitation requiring low privileges and no user interaction, with changed scope.
Likely exposure
The bundle identifies Linux kernel versions 6.13, 6.14.2, and 6.15 as affected, but also includes an ambiguous “0” entry and commit identifiers. Distribution backports may change exposure. Prioritize systems using the ice network driver, then confirm status against kernel-vendor guidance and the referenced fixes.
Exploitation context
The supplied record is not in CISA KEV, and the provided sources do not report active exploitation or a public proof of concept. Exploitation is characterized as local and requiring low privileges. Treat practical exploit availability as unconfirmed.
Researcher notes
The central defect is insufficient bounds validation permitting end_qid wraparound during queue-quanta configuration. The supplied version data is not a complete, unambiguous affected-range statement, so commit ancestry and distribution backports should drive validation. No CWE, exploit evidence, attack prerequisites beyond the CVSS vector, or precise vendor package fixes are supplied.
Mitigation direction
- Apply a vendor-supported kernel containing the referenced queue-quanta validation fix.
- Check distribution security guidance because patched package versions may differ from upstream releases.
- Restrict unnecessary local access and privileges until affected systems are updated.
- Prioritize exposed multi-user or shared-compute systems using the ice driver.
Validation and detection
- Inventory installed kernel and distribution package versions on potentially affected systems.
- Determine whether the ice driver and relevant Intel Ethernet hardware are present or active.
- Confirm vendor backport status against the two referenced stable-kernel commits.
- After updating, verify the running kernel is the patched package and reboot completed.
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
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ATT&CK lookup starting points
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CVE-2025-22118 mapping review
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Open ATT&CK lookup- Severity
- High
- CVSS
- 8.8 (3.1)
- Known Exploited
- No
- Published
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
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.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H26LinuxVulnerability scoring details
Base CVSS 3.1 score
8.8HighVector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
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.
Source materials
- CVE List V5 sourceCVE List V5
- https://git.kernel.org/stable/c/4161cf3f4c11006507f4e02bedc048a215a4b81aCVE reference, Linux
- https://git.kernel.org/stable/c/e2f7d3f7331b92cb820da23e8c45133305da1e63CVE 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.