CVE-2026-46296spi: s3c64xx: fix NULL-deref on driver unbind
- 5.5MediumCVSS base score
- 0.11%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: s3c64xx: fix NULL-deref on driver unbind A change moving DMA channel allocation from probe() back to s3c64xx_spi_prepare_transfer() failed to remove the corresponding deallocation from remove(). Drop the bogus DMA channel release from remove() to avoid triggering a NULL-pointer dereference on driver unbind. This issue was flagged by Sashiko when reviewing a controller deregistration fix.
Timeline
ID reserved
By Linux
- 26 days later
· 26 days later
Published
- 11 days later
· 11 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 |
|---|---|---|---|
| NVDNVD · Analyzed | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.11% · top 98% of all CVEs (12 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Affected products
- affected f52b03c707444c5a3d1a0b9c5724f93ddc3c588e – < 29e219a18e21258bdb4ee12cecd0e9ec87d7e6a7
- affected f52b03c707444c5a3d1a0b9c5724f93ddc3c588e – < 1108b8722b9ff0cdd3e8aa18d98244fcd93b6760
- affected f52b03c707444c5a3d1a0b9c5724f93ddc3c588e – < 323a258f4b1916b5a3098618e036e033b2f2317f
- affected f52b03c707444c5a3d1a0b9c5724f93ddc3c588e – < 1b66f16a571a10ba8889ac471755c8af9c5b9266
- affected f52b03c707444c5a3d1a0b9c5724f93ddc3c588e – < 22788b1a8611380b141e09a8896702e32d164238
- affected f52b03c707444c5a3d1a0b9c5724f93ddc3c588e – < 45daacbead8a009844bd5dba6cfa731332184d17
- affected 6.0
- unaffected < 6.0
- unaffected 6.1.176 – ≤ 6.1.*
- unaffected 6.6.140 – ≤ 6.6.*
- unaffected 6.12.88 – ≤ 6.12.*
- unaffected 6.18.30 – ≤ 6.18.*
- unaffected 7.0.7 – ≤ 7.0.*
- unaffected 7.1 – ≤ *
References
References6
- https://git.kernel.org/stable/c/29e219a18e21258bdb4ee12cecd0e9ec87d7e6a7 (opens in a new tab)
- https://git.kernel.org/stable/c/1108b8722b9ff0cdd3e8aa18d98244fcd93b6760 (opens in a new tab)
- https://git.kernel.org/stable/c/323a258f4b1916b5a3098618e036e033b2f2317f (opens in a new tab)
- https://git.kernel.org/stable/c/1b66f16a571a10ba8889ac471755c8af9c5b9266 (opens in a new tab)
- https://git.kernel.org/stable/c/22788b1a8611380b141e09a8896702e32d164238 (opens in a new tab)
- https://git.kernel.org/stable/c/45daacbead8a009844bd5dba6cfa731332184d17 (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-2026-35162 (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-2026-46296)Record last updated .