- 7.8HighCVSS base score
- 0.12%Exploitation in 30 daysEPSS · top 98% 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: spi: fix use-after-free on controller registration failure Make sure to deregister from driver core also in the unlikely event that per-cpu statistics allocation fails during controller registration to avoid use-after-free (of driver resources) and unclocked register accesses.
Timeline
ID reserved
By Linux
- 25 days later
· 25 days later
Published
- 7 months later
· 7 months 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 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| NVDNVD · Modified | 3.1 | High7.8 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 0.12% · top 98% of all CVEs (11 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: High 7.8.
Affected products
- affected 6598b91b5ac32bc756d7c3000a31f775d4ead1c4 – < 0e23f50086da7d0b183dfeac26021acfcdee086b
- affected 6598b91b5ac32bc756d7c3000a31f775d4ead1c4 – < 6bbd385b30c7fb6c7ee0669e9ada91490938c051
- affected 6598b91b5ac32bc756d7c3000a31f775d4ead1c4 – < afe27c1f43aa57530011f419be6ddf71306565d2
- affected 6598b91b5ac32bc756d7c3000a31f775d4ead1c4 – < 80f3e8cd2b4ad355b2ad2024cf423f6d183404f7
- affected 6598b91b5ac32bc756d7c3000a31f775d4ead1c4 – < 23b51bad2eb8787aa74324cfccefb258515ae5ba
- affected 6598b91b5ac32bc756d7c3000a31f775d4ead1c4 – < 8634e05b08ead636e926022f4a98416e13440df9
- affected 6.0
- unaffected < 6.0
- unaffected 6.1.167 – ≤ 6.1.*
- unaffected 6.6.130 – ≤ 6.6.*
- unaffected 6.12.78 – ≤ 6.12.*
- unaffected 6.18.20 – ≤ 6.18.*
- unaffected 6.19.10 – ≤ 6.19.*
- unaffected 7.0 – ≤ *
References
References9
- https://git.kernel.org/stable/c/0e23f50086da7d0b183dfeac26021acfcdee086b (opens in a new tab)
- https://git.kernel.org/stable/c/6bbd385b30c7fb6c7ee0669e9ada91490938c051 (opens in a new tab)
- https://git.kernel.org/stable/c/afe27c1f43aa57530011f419be6ddf71306565d2 (opens in a new tab)
- https://git.kernel.org/stable/c/80f3e8cd2b4ad355b2ad2024cf423f6d183404f7 (opens in a new tab)
- https://git.kernel.org/stable/c/23b51bad2eb8787aa74324cfccefb258515ae5ba (opens in a new tab)
- https://git.kernel.org/stable/c/8634e05b08ead636e926022f4a98416e13440df9 (opens in a new tab)
- https://cert-portal.siemens.com/productcert/html/ssa-082556.html (opens in a new tab)
- https://cert-portal.siemens.com/productcert/html/ssa-019113.html (opens in a new tab)
- https://cert-portal.siemens.com/productcert/html/ssa-457936.html (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-2026-18761 (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-2026-31389)Record last updated .