MediumFix available
ALSA: jack: Access input_dev under mutex
Type: advisorySources: OSV
In the Linux kernel, the following vulnerability has been resolved: ALSA: jack: Access input_dev under mutex It is possible when using ASoC that input_dev is unregistered while calling snd_jack_report, which causes NULL pointer dereference. In order to prevent this serialize access to input_dev using mutex lock.
- Products
- Kernel
- Affected versions
- Not specified
- Fixed versions
- 4.14.283, 4.19.247, 4.9.318, 5.10.121, 5.15.46, 5.17.14, 5.18.3, 5.4.198
- CVEs
- CVE-2022-49538
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 2 Nov 2026, 15:28 UTC · Revision 1
Source evidence
In the Linux kernel, the following vulnerability has been resolved: ALSA: jack: Access input_dev under mutex It is possible when using ASoC that input_dev is unregistered while calling snd_jack_report, which causes NULL pointer dereference. In order to prevent this serialize access to input_dev using mutex lock.
osv:CVE-2022-49538
Kernel
Fixed versions: 4.9.318, 4.14.283, 4.19.247, 5.4.198, 5.10.121, 5.15.46, 5.17.14, 5.18.3
Complete source record
{
"id": "2bf62c38689dc45f6e129b03a81f2d4605404c5d70e8ca55bf71fec6d211d1f0",
"url": "https://osv.dev/vulnerability/CVE-2022-49538",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "ALSA: jack: Access input_dev under mutex",
"summary": "In the Linux kernel, the following vulnerability has been resolved: ALSA: jack: Access input_dev under mutex It is possible when using ASoC that input_dev is unregistered while calling snd_jack_report, which causes NULL pointer dereference. In order to prevent this serialize access to input_dev using mutex lock.",
"evidence": "osv:CVE-2022-49538",
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"modified": "2026-10-28T02:30:20.680308487Z",
"provider": "osv",
"references": [
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"https://git.kernel.org/stable/c/582aea6084cc59fec881204f026816d1219f2348",
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"https://git.kernel.org/stable/c/8487a88136d54a1a4d3f26f1399685db648ab879",
"https://git.kernel.org/stable/c/9e6a73b0c0f2014eb89249fb1640c5a3d58221c4",
"https://git.kernel.org/stable/c/c093b62c40027c21d649c5534ad7aa3605a99b00",
"https://git.kernel.org/stable/c/e2b8681769f6e205382f026b907d28aa5ec9d59a",
"https://git.kernel.org/stable/c/f68bed124c7699e23ffb4ce4fcc84671e9193cde",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49538.json",
"https://nvd.nist.gov/vuln/detail/CVE-2022-49538",
"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
],
"provider_metadata": {
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"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49538.json"
}
},
"related_cves": [
{
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"evidence": "/id"
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"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 486510,
"published_at": "2025-02-26T02:13:55.036+00:00"
}