CVE-2022-49442
drivers/base/node.c: fix compaction sysfs file leak
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: drivers/base/node.c: fix compaction sysfs file leak Compaction sysfs file is created via compaction_register_node in register_node. But we forgot to remove it in unregister_node. Thus compaction sysfs file is leaked. Using compaction_unregister_node to fix this issue.
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 |
|---|---|---|---|
| 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)
- 0.29% · top 78% 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.
Weakness
Affected products
- affected ed4a6d7f0676db50b5023cc01f6cda82a2f2a307 – < 39642b0feddb9c39faa6de469a94bfeb4dc0d3a9
- affected ed4a6d7f0676db50b5023cc01f6cda82a2f2a307 – < 606732650a2c88e66c59c22dd5464ea0d820250e
- affected ed4a6d7f0676db50b5023cc01f6cda82a2f2a307 – < f76ddc8fcf6d81fe89bfa4d3efcbc4fe69a91d48
- affected ed4a6d7f0676db50b5023cc01f6cda82a2f2a307 – < 386e69e068177ee91cac27f2f0e6ebda1515f5ca
- affected ed4a6d7f0676db50b5023cc01f6cda82a2f2a307 – < d8a5bdc767f17281da648555cdbd286f98fd98ee
- affected ed4a6d7f0676db50b5023cc01f6cda82a2f2a307 – < b3fcf1f583b1a0946d9d9bfb7362c9c186801775
- affected ed4a6d7f0676db50b5023cc01f6cda82a2f2a307 – < 466134df7561aeb801baddf6666b512e0e1a1707
- affected ed4a6d7f0676db50b5023cc01f6cda82a2f2a307 – < 6905be93d1ab54f73718047536fec0ca488d5315
- affected ed4a6d7f0676db50b5023cc01f6cda82a2f2a307 – < da63dc84befaa9e6079a0bc363ff0eaa975f9073
- affected 2.6.35
- unaffected < 2.6.35
- unaffected 4.9.318 – ≤ 4.9.*
- unaffected 4.14.283 – ≤ 4.14.*
- unaffected 4.19.247 – ≤ 4.19.*
- unaffected 5.4.198 – ≤ 5.4.*
- unaffected 5.10.121 – ≤ 5.10.*
- unaffected 5.15.46 – ≤ 5.15.*
- unaffected 5.17.14 – ≤ 5.17.*
- unaffected 5.18.3 – ≤ 5.18.*
- unaffected 5.19 – ≤ *
References (9)
- https://git.kernel.org/stable/c/39642b0feddb9c39faa6de469a94bfeb4dc0d3a9 (opens in a new tab)
- https://git.kernel.org/stable/c/606732650a2c88e66c59c22dd5464ea0d820250e (opens in a new tab)
- https://git.kernel.org/stable/c/f76ddc8fcf6d81fe89bfa4d3efcbc4fe69a91d48 (opens in a new tab)
- https://git.kernel.org/stable/c/386e69e068177ee91cac27f2f0e6ebda1515f5ca (opens in a new tab)
- https://git.kernel.org/stable/c/d8a5bdc767f17281da648555cdbd286f98fd98ee (opens in a new tab)
- https://git.kernel.org/stable/c/b3fcf1f583b1a0946d9d9bfb7362c9c186801775 (opens in a new tab)
- https://git.kernel.org/stable/c/466134df7561aeb801baddf6666b512e0e1a1707 (opens in a new tab)
- https://git.kernel.org/stable/c/6905be93d1ab54f73718047536fec0ca488d5315 (opens in a new tab)
- https://git.kernel.org/stable/c/da63dc84befaa9e6079a0bc363ff0eaa975f9073 (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-2022-49442)Record last updated .