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CVE-2022-49591net: dsa: microchip: ksz_common: Fix refcount leak bug
- 5.5MediumCVSS base score
- 0.26%Exploitation in 30 daysEPSS · top 82% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
In the Linux kernel, the following vulnerability has been resolved: net: dsa: microchip: ksz_common: Fix refcount leak bug In ksz_switch_register(), we should call of_node_put() for the reference returned by of_get_child_by_name() which has increased the refcount.
Timeline
ID reserved
By Linux
Published
- 15 months later
· 15 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 |
|---|---|---|---|
| CISA-ADPADP (enrichment) | 3.1 | Medium5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
| NVDNVD · Modified | 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)
- 0.26% · top 82% of all CVEs (12 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
Loading the EPSS history…
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Affected products
- affected 912aae27c6af6605eae967ab540c5e26bd76d421 – < 88ec2ff42da3ac93b2437dc52fe25cd4372148e6
- affected 912aae27c6af6605eae967ab540c5e26bd76d421 – < 4165e02716518bbbe9c9104b39530d40928bc7ce
- affected 912aae27c6af6605eae967ab540c5e26bd76d421 – < a14bd7475452c51835dd5a0cee4c8fa48dd0b539
- affected 5.9
- unaffected < 5.9
- unaffected 5.15.58 – ≤ 5.15.*
- unaffected 5.18.15 – ≤ 5.18.*
- unaffected 5.19 – ≤ *
References
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)
- EUVD EUVD-2022-54641 (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://cveledger.app/cve/CVE-2022-49591)Record last updated .