CVE-2025-38484iio: backend: fix out-of-bound write
- 7.8HighCVSS base score
- 0.17%Exploitation in 30 daysEPSS · top 93% 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: iio: backend: fix out-of-bound write The buffer is set to 80 character. If a caller write more characters, count is truncated to the max available space in "simple_write_to_buffer". But afterwards a string terminator is written to the buffer at offset count without boundary check. The zero termination is written OUT-OF-BOUND. Add a check that the given buffer is smaller then the buffer to prevent.
Timeline
ID reserved
By Linux
- 3 months later
· 3 months later
Published
- 12 months later
· 12 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)
- 0.17% · top 93% of all CVEs (14 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.8.
Affected products
- affected df3892e5e861c43d5612728ed259634675b8a71f – < 6eea9f7648ddb9e4903735a1f77cf196c957aa38
- affected 035b4989211dc1c8626e186d655ae8ca5141bb73 – < 01e941aa7f5175125df4ac5d3aab099961525602
- affected 035b4989211dc1c8626e186d655ae8ca5141bb73 – < da9374819eb3885636934c1006d450c3cb1a02ed
- affected 04271a4d2740f98bbe36f82cd3d74677a839d1eb
- affected fd791c81f410ab1c554686a6f486dc7a176dfe35
- affected 6.12.23 – < 6.12.40
- affected 6.13.11 – < 6.14
- affected 6.14.2 – < 6.15
- affected 6.15
- unaffected < 6.15
- unaffected 6.12.40 – ≤ 6.12.*
- unaffected 6.15.8 – ≤ 6.15.*
- unaffected 6.16 – ≤ *
References
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-2025-22879 (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-2025-38484)Record last updated .