CVE-2025-38653proc: use the same treatment to check proc_lseek as ones for proc_read_iter et.al
- 7.8HighCVSS base score
- 0.19%Exploitation in 30 daysEPSS · top 92% 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: proc: use the same treatment to check proc_lseek as ones for proc_read_iter et.al Check pde->proc_ops->proc_lseek directly may cause UAF in rmmod scenario. It's a gap in proc_reg_open() after commit 654b33ada4ab("proc: fix UAF in proc_get_inode()"). Followed by AI Viro's suggestion, fix it in same manner.
Timeline
ID reserved
By Linux
- 4 months later
· 4 months 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 | 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)
- 0.19% · top 92% of all CVEs (15 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 3f61631d47f115b83c935d0039f95cb68b0c8ab7 – < c35b0feb80b48720dfbbf4e33759c7be3faaebb6
- affected 3f61631d47f115b83c935d0039f95cb68b0c8ab7 – < 33c778ea0bd0fa62ff590497e72562ff90f82b13
- affected 3f61631d47f115b83c935d0039f95cb68b0c8ab7 – < fc1072d934f687e1221d685cf1a49a5068318f34
- affected 3f61631d47f115b83c935d0039f95cb68b0c8ab7 – < d136502e04d8853a9aecb335d07bbefd7a1519a8
- affected 3f61631d47f115b83c935d0039f95cb68b0c8ab7 – < 1fccbfbae1dd36198dc47feac696563244ad81d3
- affected 3f61631d47f115b83c935d0039f95cb68b0c8ab7 – < ff7ec8dc1b646296f8d94c39339e8d3833d16c05
- affected 6.0
- unaffected < 6.0
- unaffected 6.1.148 – ≤ 6.1.*
- unaffected 6.6.102 – ≤ 6.6.*
- unaffected 6.12.42 – ≤ 6.12.*
- unaffected 6.15.10 – ≤ 6.15.*
- unaffected 6.16.1 – ≤ 6.16.*
- unaffected 6.17 – ≤ *
References
References7
- https://git.kernel.org/stable/c/c35b0feb80b48720dfbbf4e33759c7be3faaebb6 (opens in a new tab)
- https://git.kernel.org/stable/c/33c778ea0bd0fa62ff590497e72562ff90f82b13 (opens in a new tab)
- https://git.kernel.org/stable/c/fc1072d934f687e1221d685cf1a49a5068318f34 (opens in a new tab)
- https://git.kernel.org/stable/c/d136502e04d8853a9aecb335d07bbefd7a1519a8 (opens in a new tab)
- https://git.kernel.org/stable/c/1fccbfbae1dd36198dc47feac696563244ad81d3 (opens in a new tab)
- https://git.kernel.org/stable/c/ff7ec8dc1b646296f8d94c39339e8d3833d16c05 (opens in a new tab)
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.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-2025-25549 (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-2025-38653)Record last updated .