CVE-2023-53779

Source
https://cve.org/CVERecord?id=CVE-2023-53779
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53779.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2023-53779
Downstream
Published
2025-12-09T00:00:35.001Z
Modified
2026-04-10T05:07:00.099943Z
Summary
mfd: dln2: Fix memory leak in dln2_probe()
Details

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

mfd: dln2: Fix memory leak in dln2_probe()

When dln2setuprxurbs() in dln2probe() fails, error outfree forgets to call usbputdev() to decrease the refcount of dln2->usbdev.

Fix this by adding usbputdev() in the error handling code of dln2_probe().

Database specific
{
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/53xxx/CVE-2023-53779.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
1da177e4c3f41524e886b7f1b8a0c1fc7321cac2
Fixed
aa5a8673d71124e7dcdd497ec2accebc15bd6ca3
Fixed
71fa6f134d13822a5dd906327de04aad8e903e49
Fixed
1e453cb55014367a84655203c31d57dfa87e005e
Fixed
6a1a72a8cfdad6911a7167405b63545ad781fbe2
Fixed
1fa3fb4f70184254af437ccd59fd1c091a90d518
Fixed
77f43c014a770c4dcbdeed7cda6884c29382eb0f
Fixed
fa045c911f0bfc0305c71618ab5630153faf86a4
Fixed
96da8f148396329ba769246cb8ceaa35f1ddfc48

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53779.json"

Linux / Kernel

Package

Name
Kernel

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
4.14.316
Type
ECOSYSTEM
Events
Introduced
4.15.0
Fixed
4.19.284
Type
ECOSYSTEM
Events
Introduced
4.20.0
Fixed
5.4.244
Type
ECOSYSTEM
Events
Introduced
5.5.0
Fixed
5.10.181
Type
ECOSYSTEM
Events
Introduced
5.11.0
Fixed
5.15.113
Type
ECOSYSTEM
Events
Introduced
5.16.0
Fixed
6.1.30
Type
ECOSYSTEM
Events
Introduced
6.2.0
Fixed
6.3.4

Database specific

source
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2023-53779.json"