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CVE-2022-49835
ALSA: hda: fix potential memleak in 'add_widget_node'
Medium5.5EPSS 0.20%
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: fix potential memleak in 'add_widget_node' As 'kobject_add' may allocated memory for 'kobject->name' when return error. And in this function, if call 'kobject_add' failed didn't free kobject. So call 'kobject_put' to recycling resources.
Timeline
ID reserved
By Linux
Published
- 18 months later
· 18 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)
- 0.20% · top 90% of all CVEs (7 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.
Weakness
Affected products
- affected 3256be6537751f65c76b3ecfbb4e667f87525a2f – < b688a3ec235222d9a84e43a48a6f31acb95baf2d
- affected 3256be6537751f65c76b3ecfbb4e667f87525a2f – < bb0ac8d5e541224f599bc8e8f31a313faa4bf7b7
- affected 3256be6537751f65c76b3ecfbb4e667f87525a2f – < 90b7d055e2b5f39429f9a9e3815b48a48530ef28
- affected 3256be6537751f65c76b3ecfbb4e667f87525a2f – < 02dea987ec1cac712c78e75d224ceb9bb73519ed
- affected 3256be6537751f65c76b3ecfbb4e667f87525a2f – < 3a79f9568de08657fcdbc41d6fc4c0ca145a7a2b
- affected 3256be6537751f65c76b3ecfbb4e667f87525a2f – < 7140d7aaf93da6a665b454f91bb4dc6b1de218bd
- affected 3256be6537751f65c76b3ecfbb4e667f87525a2f – < 455d99bd6baf19688048b6d42d9fa74eae27f93b
- affected 3256be6537751f65c76b3ecfbb4e667f87525a2f – < 9a5523f72bd2b0d66eef3d58810c6eb7b5ffc143
- affected 4.1
- unaffected < 4.1
- unaffected 4.9.334 – ≤ 4.9.*
- unaffected 4.14.300 – ≤ 4.14.*
- unaffected 4.19.267 – ≤ 4.19.*
- unaffected 5.4.225 – ≤ 5.4.*
- unaffected 5.10.155 – ≤ 5.10.*
- unaffected 5.15.79 – ≤ 5.15.*
- unaffected 6.0.9 – ≤ 6.0.*
- unaffected 6.1 – ≤ *
References (8)
- https://git.kernel.org/stable/c/b688a3ec235222d9a84e43a48a6f31acb95baf2d (opens in a new tab)
- https://git.kernel.org/stable/c/bb0ac8d5e541224f599bc8e8f31a313faa4bf7b7 (opens in a new tab)
- https://git.kernel.org/stable/c/90b7d055e2b5f39429f9a9e3815b48a48530ef28 (opens in a new tab)
- https://git.kernel.org/stable/c/02dea987ec1cac712c78e75d224ceb9bb73519ed (opens in a new tab)
- https://git.kernel.org/stable/c/3a79f9568de08657fcdbc41d6fc4c0ca145a7a2b (opens in a new tab)
- https://git.kernel.org/stable/c/7140d7aaf93da6a665b454f91bb4dc6b1de218bd (opens in a new tab)
- https://git.kernel.org/stable/c/455d99bd6baf19688048b6d42d9fa74eae27f93b (opens in a new tab)
- https://git.kernel.org/stable/c/9a5523f72bd2b0d66eef3d58810c6eb7b5ffc143 (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-2022-49835)Record last updated .