Vulnerability details
CVE-2025-38437
Linux Linux
ksmbd: fix potential use-after-free in oplock/lease break ack
CVSS 3.1
8.8High
Official description
In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix potential use-after-free in oplock/lease break ack If ksmbd_iov_pin_rsp return error, use-after-free can happen by accessing opinfo->state and opinfo_put and ksmbd_fd_put could called twice.
CVSS scores
| Score | Version | Source | Vector |
|---|---|---|---|
| 8.8High | 3.1 | CVEProject cvelistV5 (CNA) (Linux) | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Affected products
| Vendor | Product | Versions | Source |
|---|---|---|---|
| Linux | Linux | 5.15 | CVEProject cvelistV5 (CNA) |
| Linux | Linux | 0626e6641f6b467447c81dd7678a69c66f7746cf ≤ v < e38ec88a2b42c494601b1213816d75f0b54d9bf0 | CVEProject cvelistV5 (CNA) |
| Linux | Linux | 0626e6641f6b467447c81dd7678a69c66f7746cf ≤ v < 97c355989928a5f60b228ef5266c1be67a46cdf9 | CVEProject cvelistV5 (CNA) |
| Linux | Linux | 0626e6641f6b467447c81dd7678a69c66f7746cf ≤ v < 815f1161d6dbc4c54ccf94b7d3fdeab34b4d7477 | CVEProject cvelistV5 (CNA) |
| Linux | Linux | 0626e6641f6b467447c81dd7678a69c66f7746cf ≤ v < 8106adc21a2270c16abf69cd74ccd7c79c6e7acd | CVEProject cvelistV5 (CNA) |
| Linux | Linux | 0626e6641f6b467447c81dd7678a69c66f7746cf ≤ v < 50f930db22365738d9387c974416f38a06e8057e | CVEProject cvelistV5 (CNA) |
References and advisories
6- https://git.kernel.org/stable/c/e38ec88a2b42c494601b1213816d75f0b54d9bf0
- https://git.kernel.org/stable/c/97c355989928a5f60b228ef5266c1be67a46cdf9
- https://git.kernel.org/stable/c/815f1161d6dbc4c54ccf94b7d3fdeab34b4d7477
- https://git.kernel.org/stable/c/8106adc21a2270c16abf69cd74ccd7c79c6e7acd
- https://git.kernel.org/stable/c/50f930db22365738d9387c974416f38a06e8057e
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html
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Details
- Published
- 2025-07-25
- Last updated
- 2026-08-05
- State
- Published
- Assigner (CNA)
- Linux
Exploit prediction (EPSS)
0.44%
Probability of exploitation in 30 days
38.8%
Percentile (among all CVEs)
Weaknesses (CWE)
- —