CVE-2023-54230: amba: bus: fix refcount leak

Deferred
AliasesUBUNTU-CVE-2023-54230DEBIAN-CVE-2023-54230
Published 30-12-2025Last modified 11-05-2026

Vulnerability summary

CVE-2023-54230 is a vulnerability in linux with no CVSS score yet. EPSS estimates a 0.24% chance of exploitation in the next 30 days, higher than 15.4% of scored vulnerabilities.

Priority
Insufficient evidence

No CVSS vector published; no exploitation reported by the 5 checked sources

Source freshness unavailable

How is this decided?
CVSS score
Not scored
010
No CVSS score recorded
EPSS score
0.24%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedNot listed by any tracked catalog.
RansomwareNot flaggedNo ransomware use recorded.
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 14 · Related 13
RHSA-2025:6966SUSE-SU-2026:0263-1SUSE-SU-2026:0278-1SUSE-SU-2026:0281-1SUSE-SU-2026:0293-1SUSE-SU-2026:0315-1

Timeline

  1. 30-12-2025
    PublishedVulnerability first disclosed.
  2. 11-05-2026
    Last modifiedVulnerability information updated.

Description

In the Linux kernel, the following vulnerability has been resolved: amba: bus: fix refcount leak commit 5de1540b7bc4 ("drivers/amba: create devices from device tree") increases the refcount of of_node, but not releases it in amba_device_release, so there is refcount leak. By using of_node_put to avoid refcount leak.

CVSS metrics

Risk metrics not yet published.

EPSS trend

Probability

0.24%

Chance of exploitation in the next 30 days

Percentile

15%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.24% on 04-10-2026

04-10-202603-11-2026

Known exploited

Compare KEV catalogs
CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

No weakness data has been published for this record.

Affected systems

Version check

Known conditions: not stated in public data.

Ubuntu124 products
  • linuxAll versions (No fix recorded) | < 5.4.0-169.187 | < 5.15.0-94.104
  • linux-allwinner-5.19All versions (No fix recorded)
  • linux-awsAll versions (No fix recorded) | < 5.4.0-1116.126 | < 5.15.0-1053.58
  • linux-aws-5.0All versions (No fix recorded)
  • linux-aws-5.11All versions (No fix recorded)
Debian1 product
  • linux< 6.1.55-1 | < 6.5.3-1
Linux1 product
  • linux≥ 5de1540b7bc4c23470f86add1e517be41e7fefe2, < 94e398df32e850f26828690ee62f7441979583cc | ≥ 5de1540b7bc4c23470f86add1e517be41e7fefe2, < 9062ce0ccbd82fbe81cc839a512c0ad90847e01c | ≥ 5de1540b7bc4c23470f86add1e517be41e7fefe2, < 03db4fe7917bb160eeccf3968835475fa32b7e10 | ≥ 5de1540b7bc4c23470f86add1e517be41e7fefe2, < 9baf2278b3eed2c50112169121257d8a6ee0606c | ≥ 5de1540b7bc4c23470f86add1e517be41e7fefe2, < 4f1807fddd9bf175ee5e14fffc6b6106e4b297ef | ≥ 5de1540b7bc4c23470f86add1e517be41e7fefe2, < 81ff633a88be2482c163d3acd2801d501261ce6a | ≥ 5de1540b7bc4c23470f86add1e517be41e7fefe2, < 206fadb7278ceac7593dd0b945a77b9df856a674 | ≥ 5de1540b7bc4c23470f86add1e517be41e7fefe2, < 8b60a706166de5de82314494704c2419e7657bf8 | ≥ 5de1540b7bc4c23470f86add1e517be41e7fefe2, < e312cbdc11305568554a9e18a2ea5c2492c183f3 | 3.1

3 vendors · 126 products

References

13 links
Show all 13 references