CVE-2026-53296

Source
https://cve.org/CVERecord?id=CVE-2026-53296
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-53296.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2026-53296
Downstream
Published
2026-06-26T19:40:54.341Z
Modified
2026-07-11T03:55:10.357307182Z
Summary
mailbox: mailbox-test: free channels on probe error
Details

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

mailbox: mailbox-test: free channels on probe error

On probe error, free the previously obtained channels. This not only prevents a leak, but also UAF scenarios because the client structure will be removed nonetheless because it was allocated with devm.

Database specific
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/53xxx/CVE-2026-53296.json",
    "cna_assigner": "Linux"
}
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
8ea4484d0c2bb4e2152261943fa1a3522654b1c7
Fixed
0ad8c4a03a358de7811ba1ab8cbd1fe76ad0ff6b
Fixed
15c4cc3850cfe1b973eb7b63c02314b267f06a64
Fixed
187069ccc3474516af32350e20d7e449160fa6de
Fixed
81c9e7e4030e71391ab479c4c6e17b64802577aa
Fixed
6c6ce2ccb4fcf1617fec83f91b21aa0265f30701
Fixed
742001919653e7313b4e91780c5d108be1692365
Fixed
02beb178e2e159daeb8f992d7abb16a37da31664
Fixed
c02053a9055d5fdfd32432287cca8958db1d5bc5

Database specific

source
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-53296.json"

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
4.4.0
Fixed
5.10.258
Type
ECOSYSTEM
Events
Introduced
5.11.0
Fixed
5.15.209
Type
ECOSYSTEM
Events
Introduced
5.16.0
Fixed
6.1.175
Type
ECOSYSTEM
Events
Introduced
6.2.0
Fixed
6.6.141
Type
ECOSYSTEM
Events
Introduced
6.7.0
Fixed
6.12.91
Type
ECOSYSTEM
Events
Introduced
6.13.0
Fixed
6.18.33
Type
ECOSYSTEM
Events
Introduced
6.19.0
Fixed
7.0.10

Database specific

source
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2026-53296.json"