CVE-2022-50444: clk: tegra20: Fix refcount leak in tegra20_clock_init
Vulnerability summary
CVE-2022-50444 is a medium (CVSS 5.5) vulnerability in linux. EPSS estimates a 0.16% chance of exploitation in the next 30 days, higher than 5.5% of scored vulnerabilities.
Not severe (CVSS 5.5, local access); no exploitation reported by the 5 checked sources
Source freshness unavailable
How is this decided?Advisory lineage
Upstream 0 · Downstream 7 · Related 6Timeline
- 01-10-2025PublishedVulnerability first disclosed.
- 11-05-2026Last modifiedVulnerability information updated.
Description
In the Linux kernel, the following vulnerability has been resolved: clk: tegra20: Fix refcount leak in tegra20_clock_init of_find_matching_node() returns a node pointer with refcount incremented, we should use of_node_put() on it when not need anymore. Add missing of_node_put() to avoid refcount leak.
CVSS metrics
3 scores · 3 sources · 1 version- OSV · UbuntuEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- OSV · DebianEcosystem advisory · calculated5.5MediumCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS trend
Probability
0.16%
Chance of exploitation in the next 30 days
Percentile
6%
Versus all other CVEs
30-day change
No change 0.00 pp
From 0.16% on 04-10-2026
Known exploited
Compare KEV catalogs
CISA KEVNot in the CISA KEV catalog.
ENISA CNWNot in the ENISA CNW catalog.
CIRCLNot in the CIRCL catalog.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeNo weakness data has been published for this record.
Affected systems
Known conditions: local access, low-privilege account, no user interaction (CVSS vector). Other conditions: not stated in public data.
Ubuntu119 products
- linuxAll versions (No fix recorded) | < 4.15.0-204.215 | < 5.4.0-139.156 | < 5.15.0-60.66
- linux-allwinner-5.19All versions (No fix recorded)
- linux-awsAll versions (No fix recorded) | < 4.15.0-1150.163 | < 5.4.0-1096.104 | < 5.15.0-1030.34
- linux-aws-5.0All versions (No fix recorded)
- linux-aws-5.11All versions (No fix recorded)
Linux2 products
- linux≥ 37c26a906527b8a6a252614ca83d21ad318c4e84, < f9bdef9bb60814514a787b84184ecaa269a7c951 | ≥ 37c26a906527b8a6a252614ca83d21ad318c4e84, < 6f76ef65899fcd93ca747ef38d7a41931e61e4fa | ≥ 37c26a906527b8a6a252614ca83d21ad318c4e84, < 0172d14f50098f5736b4b272a1529a3e05419bd6 | ≥ 37c26a906527b8a6a252614ca83d21ad318c4e84, < 5d9fb09612defe7b1d5627db7b3833b46eb21e7b | ≥ 37c26a906527b8a6a252614ca83d21ad318c4e84, < 70f0a0a27d79f689defc5f5f0bd47d07813e6dea | ≥ 37c26a906527b8a6a252614ca83d21ad318c4e84, < d6e750535b46e12cdde185b416c415e49e4e6e22 | ≥ 37c26a906527b8a6a252614ca83d21ad318c4e84, < 8cd228892759d37f36a46616025f4fa0d0a63b5d | ≥ 37c26a906527b8a6a252614ca83d21ad318c4e84, < 53531d00e2a8a28a3bf56ea58b18ff3611824f37 | ≥ 37c26a906527b8a6a252614ca83d21ad318c4e84, < 4e343bafe03ff68a62f48f8235cf98f2c685468b | 3.9
- linux_kernel≥ 3.9, < 4.9.331 | ≥ 4.10, < 4.14.296 | ≥ 4.15, < 4.19.262 | ≥ 4.20, < 5.4.220 | ≥ 5.5, < 5.10.150 | ≥ 5.11, < 5.15.75 | ≥ 5.16, < 5.19.17 | ≥ 6.0, < 6.0.3
Debian1 product
- linux< 6.0.3-1
3 vendors · 122 products
