CVE-2025-38003can: bcm: add missing rcu read protection for procfs content
- 7.8HighCVSS base score
- 0.30%Exploitation in 30 daysEPSS · top 77% 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: can: bcm: add missing rcu read protection for procfs content When the procfs content is generated for a bcm_op which is in the process to be removed the procfs output might show unreliable data (UAF). As the removal of bcm_op's is already implemented with rcu handling this patch adds the missing rcu_read_lock() and makes sure the list entries are properly removed under rcu protection.
Timeline
ID reserved
By Linux
- 53 days later
· 53 days later
Published
- 14 months later
· 14 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 | 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)
- 0.30% · top 77% 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 5b48f5711f1c630841ab78dcc061de902f0e37bf – < 19f553a1ddf260da6570ed8f8d91a8c87f49b63a
- affected 85cd41070df992d3c0dfd828866fdd243d3b774a – < 659701c0b954ccdb4a916a4ad59bbc16e726d42c
- affected f34f2a18e47b73e48f90a757e1f4aaa8c7d665a1 – < 0622846db728a5332b917c797c733e202c4620ae
- affected f1b4e32aca0811aa011c76e5d6cf2fa19224b386 – < 6d7d458c41b98a5c1670cbd36f2923c37de51cf5
- affected f1b4e32aca0811aa011c76e5d6cf2fa19224b386 – < 1f912f8484e9c4396378c39460bbea0af681f319
- affected f1b4e32aca0811aa011c76e5d6cf2fa19224b386 – < 63567ecd99a24495208dc860d50fb17440043006
- affected f1b4e32aca0811aa011c76e5d6cf2fa19224b386 – < 7c9db92d5f0eadca30884af75c53d601edc512ee
- affected f1b4e32aca0811aa011c76e5d6cf2fa19224b386 – < dac5e6249159ac255dad9781793dbe5908ac9ddb
- affected fbac09a3b8890003c0c55294c00709f3ae5501bb
- affected edb4baffb9483141a50fb7f7146cfe4a4c0c2db8
- affected 5.4.205 – < 5.4.294
- affected 5.10.130 – < 5.10.238
- affected 5.15.54 – < 5.15.185
- affected 4.19.252 – < 4.20
- affected 5.18.11 – < 5.19
- affected 5.19
- unaffected < 5.19
- unaffected 5.4.294 – ≤ 5.4.*
- unaffected 5.10.238 – ≤ 5.10.*
- unaffected 5.15.185 – ≤ 5.15.*
- unaffected 6.1.141 – ≤ 6.1.*
- unaffected 6.6.93 – ≤ 6.6.*
- unaffected 6.12.31 – ≤ 6.12.*
- unaffected 6.14.9 – ≤ 6.14.*
- unaffected 6.15 – ≤ *
References
References10
- https://git.kernel.org/stable/c/19f553a1ddf260da6570ed8f8d91a8c87f49b63a (opens in a new tab)
- https://git.kernel.org/stable/c/659701c0b954ccdb4a916a4ad59bbc16e726d42c (opens in a new tab)
- https://git.kernel.org/stable/c/0622846db728a5332b917c797c733e202c4620ae (opens in a new tab)
- https://git.kernel.org/stable/c/6d7d458c41b98a5c1670cbd36f2923c37de51cf5 (opens in a new tab)
- https://git.kernel.org/stable/c/1f912f8484e9c4396378c39460bbea0af681f319 (opens in a new tab)
- https://git.kernel.org/stable/c/63567ecd99a24495208dc860d50fb17440043006 (opens in a new tab)
- https://git.kernel.org/stable/c/7c9db92d5f0eadca30884af75c53d601edc512ee (opens in a new tab)
- https://git.kernel.org/stable/c/dac5e6249159ac255dad9781793dbe5908ac9ddb (opens in a new tab)
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html (opens in a new tab)
- https://lists.debian.org/debian-lts-announce/2025/10/msg00007.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-2025-17385 (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-2025-38003)Record last updated .