CVE-2022-48775
Drivers: hv: vmbus: Fix memory leak in vmbus_add_channel_kobj
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Fix memory leak in vmbus_add_channel_kobj kobject_init_and_add() takes reference even when it fails. According to the doc of kobject_init_and_add()： If this function returns an error, kobject_put() must be called to properly clean up the memory associated with the object. Fix memory leak by calling kobject_put().
Timeline
ID reserved
By Linux
- 26 days later
· 26 days later
Published
- 22 months later
· 22 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 · 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)
- 0.23% · top 87% of all CVEs (7 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: no · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Weakness
Affected products
- affected c2e5df616e1ae6c2a074cb241ebb65a318ebaf7c – < 417947891bd5ae327f15efed1a0da2b12ef24962
- affected c2e5df616e1ae6c2a074cb241ebb65a318ebaf7c – < fe595759c2a4a5bb41c438474f15947d8ae32f5c
- affected c2e5df616e1ae6c2a074cb241ebb65a318ebaf7c – < 91d8866ca55232d21995a3d54fac96de33c9e20c
- affected c2e5df616e1ae6c2a074cb241ebb65a318ebaf7c – < c377e2ba78d3fe9a1f0b4ec424e75f81da7e81e9
- affected c2e5df616e1ae6c2a074cb241ebb65a318ebaf7c – < 92e25b637cd4e010f776c86e4810300e773eac5c
- affected c2e5df616e1ae6c2a074cb241ebb65a318ebaf7c – < 8bc69f86328e87a0ffa79438430cc82f3aa6a194
- affected 4.15
- unaffected < 4.15
- unaffected 4.19.231 – ≤ 4.19.*
- unaffected 5.4.181 – ≤ 5.4.*
- unaffected 5.10.102 – ≤ 5.10.*
- unaffected 5.15.25 – ≤ 5.15.*
- unaffected 5.16.11 – ≤ 5.16.*
- unaffected 5.17 – ≤ *
References (6)
- https://git.kernel.org/stable/c/417947891bd5ae327f15efed1a0da2b12ef24962 (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/fe595759c2a4a5bb41c438474f15947d8ae32f5c (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/91d8866ca55232d21995a3d54fac96de33c9e20c (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/c377e2ba78d3fe9a1f0b4ec424e75f81da7e81e9 (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/92e25b637cd4e010f776c86e4810300e773eac5c (opens in a new tab)x_transferred
- https://git.kernel.org/stable/c/8bc69f86328e87a0ffa79438430cc82f3aa6a194 (opens in a new tab)x_transferred
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-2022-48775)Record last updated .