- 8.8HighCVSS base score
- 0.13%Exploitation in 30 daysEPSS · top 97% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
In the Linux kernel, the following vulnerability has been resolved: s390/vfio_ccw: Ensure index for read/write regions are within range The introduction of the capability chain rightly clamped the region indexes to the range of the capabilities itself, but neglected to do so for the existing read/write regions which should also be enforced.
Timeline
ID reserved
By Linux
Published
- 51 days later
· 51 days later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| LinuxCNA (assigner) | 3.1 | High8.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
| NVDNVD · Received | 3.1 | High8.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.13% · top 97% of all CVEs (11 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: total
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.8.
Affected products
- affected db8e5d17ac03a65e2e0ee0ba50bf61a99741d871 – < 3acbedf5c0b8e0971f0de423c05cc02bbf6ddb99
- affected db8e5d17ac03a65e2e0ee0ba50bf61a99741d871 – < d3b1e38404b22df5a1f93019f2bb656feaad5ae3
- affected db8e5d17ac03a65e2e0ee0ba50bf61a99741d871 – < 79ea5e0c4c8a9842ae85f45062d947b3297dfc07
- affected db8e5d17ac03a65e2e0ee0ba50bf61a99741d871 – < d597fa1273802941c7801202135976fecc29672b
- affected db8e5d17ac03a65e2e0ee0ba50bf61a99741d871 – < 649badf3a2fd8929e40198603a2cb21b74c21700
- affected db8e5d17ac03a65e2e0ee0ba50bf61a99741d871 – < 988d9b5be3c2c4baf9457ce8e11b477e13eb9fcf
- affected db8e5d17ac03a65e2e0ee0ba50bf61a99741d871 – < 9f5f9a78fedc45bc29d6a0a64e3a3472361afae5
- affected 5.2
- unaffected < 5.2
- unaffected 5.15.218 – ≤ 5.15.*
- unaffected 6.1.184 – ≤ 6.1.*
- unaffected 6.6.153 – ≤ 6.6.*
- unaffected 6.12.105 – ≤ 6.12.*
- unaffected 6.18.46 – ≤ 6.18.*
- unaffected 7.1.10 – ≤ 7.1.*
- unaffected 7.2 – ≤ *
References
References7
- https://git.kernel.org/stable/c/3acbedf5c0b8e0971f0de423c05cc02bbf6ddb99 (opens in a new tab)
- https://git.kernel.org/stable/c/d3b1e38404b22df5a1f93019f2bb656feaad5ae3 (opens in a new tab)
- https://git.kernel.org/stable/c/79ea5e0c4c8a9842ae85f45062d947b3297dfc07 (opens in a new tab)
- https://git.kernel.org/stable/c/d597fa1273802941c7801202135976fecc29672b (opens in a new tab)
- https://git.kernel.org/stable/c/649badf3a2fd8929e40198603a2cb21b74c21700 (opens in a new tab)
- https://git.kernel.org/stable/c/988d9b5be3c2c4baf9457ce8e11b477e13eb9fcf (opens in a new tab)
- https://git.kernel.org/stable/c/9f5f9a78fedc45bc29d6a0a64e3a3472361afae5 (opens in a new tab)
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)
- EUVD EUVD-2026-66467 (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://cveledger.app/cve/CVE-2026-80552)Record last updated .