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CVE-2022-49657
usbnet: fix memory leak in error case
Medium5.5EPSS 0.28%
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: usbnet: fix memory leak in error case usbnet_write_cmd_async() mixed up which buffers need to be freed in which error case. v2: add Fixes tag v3: fix uninitialized buf pointer
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)
- 0.28% · top 79% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
Affected products
- affected 877bd862f32b815d54ab5fc10a4fd903d7bf3012 – < 3eed421ca5c809da93456f69203d164d5220be3d
- affected 877bd862f32b815d54ab5fc10a4fd903d7bf3012 – < 5269209f54dd8dfd15f9383f3a3a1fe8370764f8
- affected 877bd862f32b815d54ab5fc10a4fd903d7bf3012 – < d5165e657987ff4ba0ace896d4376a3718a9fbc3
- affected 877bd862f32b815d54ab5fc10a4fd903d7bf3012 – < 04894ab34faf40ab72a8a5ab5b404bb0606bbbff
- affected 877bd862f32b815d54ab5fc10a4fd903d7bf3012 – < 0085da9df3dced730027923a6b48f58e9016af91
- affected 877bd862f32b815d54ab5fc10a4fd903d7bf3012 – < db89582ff330556188da856e01382ccbf3a5e706
- affected 877bd862f32b815d54ab5fc10a4fd903d7bf3012 – < e7b4f69946a38209b4a4f660bf0e4cbed94f9b4b
- affected 877bd862f32b815d54ab5fc10a4fd903d7bf3012 – < b55a21b764c1e182014630fa5486d717484ac58f
- affected 3.8
- unaffected < 3.8
- unaffected 4.9.323 – ≤ 4.9.*
- unaffected 4.14.288 – ≤ 4.14.*
- unaffected 4.19.252 – ≤ 4.19.*
- unaffected 5.4.205 – ≤ 5.4.*
- unaffected 5.10.130 – ≤ 5.10.*
- unaffected 5.15.54 – ≤ 5.15.*
- unaffected 5.18.11 – ≤ 5.18.*
- unaffected 5.19 – ≤ *
References (8)
- https://git.kernel.org/stable/c/3eed421ca5c809da93456f69203d164d5220be3d (opens in a new tab)
- https://git.kernel.org/stable/c/5269209f54dd8dfd15f9383f3a3a1fe8370764f8 (opens in a new tab)
- https://git.kernel.org/stable/c/d5165e657987ff4ba0ace896d4376a3718a9fbc3 (opens in a new tab)
- https://git.kernel.org/stable/c/04894ab34faf40ab72a8a5ab5b404bb0606bbbff (opens in a new tab)
- https://git.kernel.org/stable/c/0085da9df3dced730027923a6b48f58e9016af91 (opens in a new tab)
- https://git.kernel.org/stable/c/db89582ff330556188da856e01382ccbf3a5e706 (opens in a new tab)
- https://git.kernel.org/stable/c/e7b4f69946a38209b4a4f660bf0e4cbed94f9b4b (opens in a new tab)
- https://git.kernel.org/stable/c/b55a21b764c1e182014630fa5486d717484ac58f (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)
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[](https://trackcve.app/cve/CVE-2022-49657)Record last updated .