CVE-2022-50443
drm/rockchip: lvds: fix PM usage counter unbalance in poweron
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: drm/rockchip: lvds: fix PM usage counter unbalance in poweron pm_runtime_get_sync will increment pm usage counter even it failed. Forgetting to putting operation will result in reference leak here. We fix it by replacing it with the newest pm_runtime_resume_and_get to keep usage counter balanced.
Timeline
ID reserved
By Linux
- 14 days later
· 14 days later
Published
- 7 months later
· 7 months later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Analyzed | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 0.16% · top 95% of all CVEs (7 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Affected products
- affected 34cc0aa2545603560c79aaea3340d8ff3a71bd10 – < 110bf15825edf4f20bc4e56aba624297861b06ab
- affected 34cc0aa2545603560c79aaea3340d8ff3a71bd10 – < f6ed73db390319b248b91a6325da1a48ad85e0d1
- affected 34cc0aa2545603560c79aaea3340d8ff3a71bd10 – < 589a911980b730feadb9c430bc0747a118b04dd8
- affected 34cc0aa2545603560c79aaea3340d8ff3a71bd10 – < 12a9b4c4ebd9a0ba856370e088564af83cffd565
- affected 34cc0aa2545603560c79aaea3340d8ff3a71bd10 – < 4dba27f1a14592ac4cf71c3bc1cc1fd05dea8015
- affected 4.15
- unaffected < 4.15
- unaffected 5.10.163 – ≤ 5.10.*
- unaffected 5.15.86 – ≤ 5.15.*
- unaffected 6.0.16 – ≤ 6.0.*
- unaffected 6.1.2 – ≤ 6.1.*
- unaffected 6.2 – ≤ *
References (5)
- https://git.kernel.org/stable/c/110bf15825edf4f20bc4e56aba624297861b06ab (opens in a new tab)
- https://git.kernel.org/stable/c/f6ed73db390319b248b91a6325da1a48ad85e0d1 (opens in a new tab)
- https://git.kernel.org/stable/c/589a911980b730feadb9c430bc0747a118b04dd8 (opens in a new tab)
- https://git.kernel.org/stable/c/12a9b4c4ebd9a0ba856370e088564af83cffd565 (opens in a new tab)
- https://git.kernel.org/stable/c/4dba27f1a14592ac4cf71c3bc1cc1fd05dea8015 (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2022-50443)Record last updated .