CVE-2025-68317

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Source
https://cve.org/CVERecord?id=CVE-2025-68317
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-68317.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2025-68317
Downstream
Related
Published
2025-12-16T15:39:47.159Z
Modified
2026-03-12T04:31:47.543646Z
Summary
io_uring/zctx: check chained notif contexts
Details

In the Linux kernel, the following vulnerability has been resolved:

io_uring/zctx: check chained notif contexts

Send zc only links ubuf_info for requests coming from the same context. There are some ambiguous syz reports, so let's check the assumption on notification completion.

Database specific 
{
    "cna_assigner": "Linux",
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68317.json"
}
References

Affected packages

Git / git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git

Affected ranges

Type
GIT
Repo
https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
Events
Introduced
6fe4220912d19152a26ce19713ab232f4263018d
Fixed
aaafd17d3f4be2c15539359a5b4bfa00237f687f
Fixed
d664a3ce3a604231a0b144c152a3755d03b18b60
Fixed
ab3ea6eac5f45669b091309f592c4ea324003053

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-68317.json"

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
6.10.0
Fixed
6.12.58
Type
ECOSYSTEM
Events
Introduced
6.13.0
Fixed
6.17.8

Database specific

source 
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-68317.json"