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CVE-2022-50427
ALSA: ac97: fix possible memory leak in snd_ac97_dev_register()
Medium5.5EPSS 0.16%
- Published
- Updated
- Reserved
- Assigned by
- Linux
Description
In the Linux kernel, the following vulnerability has been resolved: ALSA: ac97: fix possible memory leak in snd_ac97_dev_register() If device_register() fails in snd_ac97_dev_register(), it should call put_device() to give up reference, or the name allocated in dev_set_name() is leaked.
Timeline
ID reserved
By Linux
- 14 days later
· 14 days later
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 95% of all CVEs (7 Nov 2026)
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 0ca06a00e206b963587ac471e6d1c52bf33b9a18 – < a602ec9d88f177dba78bc97fb1adecc7a71ff279
- affected 0ca06a00e206b963587ac471e6d1c52bf33b9a18 – < 0f8e9a15c8ecf95057061d370a2dddaf1cee4aeb
- affected 0ca06a00e206b963587ac471e6d1c52bf33b9a18 – < ee8bf0946f62ef00e5db4b613a9f664ac567259a
- affected 0ca06a00e206b963587ac471e6d1c52bf33b9a18 – < 758dbcc6fbf2286eff02743b093c70a18a407d66
- affected 0ca06a00e206b963587ac471e6d1c52bf33b9a18 – < bfce73088682ef0770da951f51156c36a89be490
- affected 0ca06a00e206b963587ac471e6d1c52bf33b9a18 – < 4fdf6f978c6b605ca0d67bf0e982b7a8fc0f4aab
- affected 0ca06a00e206b963587ac471e6d1c52bf33b9a18 – < c68b2e9ef246117f696e360bbdd2f5736b3a7127
- affected 0ca06a00e206b963587ac471e6d1c52bf33b9a18 – < 4881bda5ea05c8c240fc8afeaa928e2bc43f61fa
- affected 2.6.14
- unaffected < 2.6.14
- unaffected 4.9.332 – ≤ 4.9.*
- unaffected 4.14.298 – ≤ 4.14.*
- unaffected 4.19.264 – ≤ 4.19.*
- unaffected 5.4.223 – ≤ 5.4.*
- unaffected 5.10.153 – ≤ 5.10.*
- unaffected 5.15.77 – ≤ 5.15.*
- unaffected 6.0.7 – ≤ 6.0.*
- unaffected 6.1 – ≤ *
References (8)
- https://git.kernel.org/stable/c/a602ec9d88f177dba78bc97fb1adecc7a71ff279 (opens in a new tab)
- https://git.kernel.org/stable/c/0f8e9a15c8ecf95057061d370a2dddaf1cee4aeb (opens in a new tab)
- https://git.kernel.org/stable/c/ee8bf0946f62ef00e5db4b613a9f664ac567259a (opens in a new tab)
- https://git.kernel.org/stable/c/758dbcc6fbf2286eff02743b093c70a18a407d66 (opens in a new tab)
- https://git.kernel.org/stable/c/bfce73088682ef0770da951f51156c36a89be490 (opens in a new tab)
- https://git.kernel.org/stable/c/4fdf6f978c6b605ca0d67bf0e982b7a8fc0f4aab (opens in a new tab)
- https://git.kernel.org/stable/c/c68b2e9ef246117f696e360bbdd2f5736b3a7127 (opens in a new tab)
- https://git.kernel.org/stable/c/4881bda5ea05c8c240fc8afeaa928e2bc43f61fa (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-2022-50427)Record last updated .