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Fencer Vulns
high 7.1

CVE-2023-52571 json

power: supply: rk817: Fix node refcount leak

published 2024-03-02 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-57195

cvss
7.1
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 13%
public exploits
0
none known

Summary

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

power: supply: rk817: Fix node refcount leak

Dan Carpenter reports that the Smatch static checker warning has found that there is another refcount leak in the probe function. While of_node_put() was added in one of the return paths, it should in fact be added for ALL return paths that return an error and at driver removal time.

Patch / fix

  • Linux Linux 6.1.56, 6.5.6, 6.6
  • linux Debian 12 6.1.64-1
  • linux Debian 14, Debian 13 6.5.6-1

debian advisories DEBIAN-CVE-2023-52571

  • linux-raspi Ubuntu 24.04 LTS 6.7.0-1001.1
  • linux-gcp-6.5 Ubuntu 22.04 LTS 6.5.0-1013.13~22.04.1
  • linux-hwe-6.5 Ubuntu 22.04 LTS 6.5.0-17.17~22.04.1
  • linux-oem-6.5 Ubuntu 22.04 LTS 6.5.0-1014.15
  • linux-nvidia-6.5 Ubuntu 22.04 LTS 6.5.0-1014.14
  • linux-oracle-6.5 Ubuntu 22.04 LTS 6.5.0-1015.15~22.04.1
  • linux-lowlatency-hwe-6.5 Ubuntu 22.04 LTS 6.5.0-17.17.1.1.1~22.04.1

ubuntu advisories UBUNTU-CVE-2023-52571

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2023-52571 updated cvss 3.3

kernel: power: supply: rk817: refcount leak in rk817_charger_probe()

  • Red Hat Enterprise Linux 6 perf, kernel, python-perf, kernel-kdump, kernel-firmware, kernel-bootwrapper, +1 more Red Hat Enterprise Linux 7 perf, kernel, bpftool, kernel-rt, python-perf, kernel-kdump, +8 more Red Hat Enterprise Linux 8 perf, kernel, bpftool, kernel-rt, kernel-core, kernel-tools, +29 more Red Hat Enterprise Linux 9 rv, perf, rtla, kernel, bpftool, libperf, +82 more
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.23% chance of exploitation in the next 30 days, higher than 13% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
CNA 3.1 7.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

Affected products

  • Linux Linux

Classification

Weakness
  • CWE-401 Missing Release of Memory after Effective Lifetime
Technology feeds

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.