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CVE-2025-21735NFC: nci: Add bounds checking in nci_hci_create_pipe()
- 8.8HighCVSS base score
- 0.38%Exploitation in 30 daysEPSS · top 67% 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: NFC: nci: Add bounds checking in nci_hci_create_pipe() The "pipe" variable is a u8 which comes from the network. If it's more than 127, then it results in memory corruption in the caller, nci_hci_connect_gate().
Timeline
ID reserved
By Linux
- 2 months later
· 2 months later
Published
- 20 months later
· 20 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 | High8.8 | CVSS:3.1/AV:A/AC:L/PR:N/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)
- 0.38% · top 67% of all CVEs (15 Nov 2026)
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 a1b0b9415817c14d207921582f269d03f848b69f – < bd249109d266f1d52548c46634a15b71656e0d44
- affected a1b0b9415817c14d207921582f269d03f848b69f – < 674e17c5933779a8bf5c15d596fdfcb5ccdebbc2
- affected a1b0b9415817c14d207921582f269d03f848b69f – < 10b3f947b609713e04022101f492d288a014ddfa
- affected a1b0b9415817c14d207921582f269d03f848b69f – < d5a461c315e5ff92657f84d8ba50caa5abf5c22a
- affected a1b0b9415817c14d207921582f269d03f848b69f – < 172cdfc3a5ea20289c58fb73dadc6fd4a8784a4e
- affected a1b0b9415817c14d207921582f269d03f848b69f – < 2ae4bade5a64d126bd18eb66bd419005c5550218
- affected a1b0b9415817c14d207921582f269d03f848b69f – < 59c7ed20217c0939862fbf8145bc49d5b3a13f4f
- affected a1b0b9415817c14d207921582f269d03f848b69f – < 110b43ef05342d5a11284cc8b21582b698b4ef1c
- affected 4.4
- unaffected < 4.4
- unaffected 5.4.291 – ≤ 5.4.*
- unaffected 5.10.235 – ≤ 5.10.*
- unaffected 5.15.179 – ≤ 5.15.*
- unaffected 6.1.129 – ≤ 6.1.*
- unaffected 6.6.78 – ≤ 6.6.*
- unaffected 6.12.14 – ≤ 6.12.*
- unaffected 6.13.3 – ≤ 6.13.*
- unaffected 6.14 – ≤ *
References
References12
- https://git.kernel.org/stable/c/bd249109d266f1d52548c46634a15b71656e0d44 (opens in a new tab)
- https://git.kernel.org/stable/c/674e17c5933779a8bf5c15d596fdfcb5ccdebbc2 (opens in a new tab)
- https://git.kernel.org/stable/c/10b3f947b609713e04022101f492d288a014ddfa (opens in a new tab)
- https://git.kernel.org/stable/c/d5a461c315e5ff92657f84d8ba50caa5abf5c22a (opens in a new tab)
- https://git.kernel.org/stable/c/172cdfc3a5ea20289c58fb73dadc6fd4a8784a4e (opens in a new tab)
- https://git.kernel.org/stable/c/2ae4bade5a64d126bd18eb66bd419005c5550218 (opens in a new tab)
- https://git.kernel.org/stable/c/59c7ed20217c0939862fbf8145bc49d5b3a13f4f (opens in a new tab)
- https://git.kernel.org/stable/c/110b43ef05342d5a11284cc8b21582b698b4ef1c (opens in a new tab)
- https://lists.debian.org/debian-lts-announce/2025/05/msg00030.html (opens in a new tab)
- https://lists.debian.org/debian-lts-announce/2025/03/msg00028.html (opens in a new tab)
- https://cert-portal.siemens.com/productcert/html/ssa-265688.html (opens in a new tab)
- https://cert-portal.siemens.com/productcert/html/ssa-784472.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-2025-5189 (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-2025-21735)Record last updated .