CVE-2022-50462MIPS: vpe-mt: fix possible memory leak while module exiting
- 5.5MediumCVSS base score
- 0.16%Exploitation in 30 daysEPSS · top 94% 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: MIPS: vpe-mt: fix possible memory leak while module exiting Afer commit 1fa5ae857bb1 ("driver core: get rid of struct device's bus_id string array"), the name of device is allocated dynamically, it need be freed when module exiting, call put_device() to give up reference, so that it can be freed in kobject_cleanup() when the refcount hit to 0. The vpe_device is static, so remove kfree() from vpe_device_release().
Timeline
ID reserved
By Linux
Published
- 7 months later
· 7 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)
- 0.16% · top 94% of all CVEs (15 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 5.5.
Affected products
- affected 1fa5ae857bb14f6046205171d98506d8112dd74e – < 170e9913c2ed5cfc37c0adf0fdbd368d2d8d8168
- affected 1fa5ae857bb14f6046205171d98506d8112dd74e – < 9d180e0bb21c57bd6cca2adeb672d3b522e910b5
- affected 1fa5ae857bb14f6046205171d98506d8112dd74e – < 851ae5640875f06494e40002cd503b11a634c6fb
- affected 1fa5ae857bb14f6046205171d98506d8112dd74e – < b3325a443525e3b89151879b834519b21c5e3011
- affected 1fa5ae857bb14f6046205171d98506d8112dd74e – < 48d42f4464d713fbdd79f334fdcd6e5be534cc67
- affected 1fa5ae857bb14f6046205171d98506d8112dd74e – < e820a8192ff68570100347855b567512aec43819
- affected 1fa5ae857bb14f6046205171d98506d8112dd74e – < b191dde84e40624d5577f64db0ec922c5c0ec57c
- affected 1fa5ae857bb14f6046205171d98506d8112dd74e – < ab3d47c1fd0202821abd473ca87580faafd47847
- affected 1fa5ae857bb14f6046205171d98506d8112dd74e – < 5822e8cc84ee37338ab0bdc3124f6eec04dc232d
- affected 2.6.30
- unaffected < 2.6.30
- unaffected 4.9.337 – ≤ 4.9.*
- unaffected 4.14.303 – ≤ 4.14.*
- unaffected 4.19.270 – ≤ 4.19.*
- unaffected 5.4.229 – ≤ 5.4.*
- unaffected 5.10.163 – ≤ 5.10.*
- unaffected 5.15.86 – ≤ 5.15.*
- unaffected 6.0.16 – ≤ 6.0.*
- unaffected 6.1.2 – ≤ 6.1.*
- unaffected 6.2 – ≤ *
References
References9
- https://git.kernel.org/stable/c/170e9913c2ed5cfc37c0adf0fdbd368d2d8d8168 (opens in a new tab)
- https://git.kernel.org/stable/c/9d180e0bb21c57bd6cca2adeb672d3b522e910b5 (opens in a new tab)
- https://git.kernel.org/stable/c/851ae5640875f06494e40002cd503b11a634c6fb (opens in a new tab)
- https://git.kernel.org/stable/c/b3325a443525e3b89151879b834519b21c5e3011 (opens in a new tab)
- https://git.kernel.org/stable/c/48d42f4464d713fbdd79f334fdcd6e5be534cc67 (opens in a new tab)
- https://git.kernel.org/stable/c/e820a8192ff68570100347855b567512aec43819 (opens in a new tab)
- https://git.kernel.org/stable/c/b191dde84e40624d5577f64db0ec922c5c0ec57c (opens in a new tab)
- https://git.kernel.org/stable/c/ab3d47c1fd0202821abd473ca87580faafd47847 (opens in a new tab)
- https://git.kernel.org/stable/c/5822e8cc84ee37338ab0bdc3124f6eec04dc232d (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)
- EUVD EUVD-2025-32820 (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-2022-50462)Record last updated .