MediumFix available
tcp: Fix a data-race around sysctl_tcp_thin_linear_timeouts.
Type: advisorySources: OSV
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_thin_linear_timeouts. While reading sysctl_tcp_thin_linear_timeouts, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.
- Products
- Kernel
- Affected versions
- Not specified
- Fixed versions
- 4.19.254, 5.10.134, 5.15.58, 5.18.15, 5.4.208
- CVEs
- CVE-2022-49575
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 3 Nov 2026, 03:41 UTC · Revision 1
Source evidence
tcp: Fix a data-race around sysctl_tcp_thin_linear_timeouts.
core-osv · Original sourcePublished 26 Feb 2025, 02:23 UTC
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_thin_linear_timeouts. While reading sysctl_tcp_thin_linear_timeouts, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.
osv:CVE-2022-49575
Kernel
Fixed versions: 4.19.254, 5.4.208, 5.10.134, 5.15.58, 5.18.15
Complete source record
{
"id": "a5f9dbb301e074c2843a5ef78f75e582e50a57d7e669e6eb1572d57a38b67981",
"url": "https://osv.dev/vulnerability/CVE-2022-49575",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "tcp: Fix a data-race around sysctl_tcp_thin_linear_timeouts.",
"summary": "In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_thin_linear_timeouts. While reading sysctl_tcp_thin_linear_timeouts, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.",
"evidence": "osv:CVE-2022-49575",
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{
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{
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{
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"severity": "medium",
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"modified": "2026-10-28T02:30:25.787444881Z",
"provider": "osv",
"references": [
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"https://git.kernel.org/stable/c/492f3713b282c0e67e951cd804edd22eccc25412",
"https://git.kernel.org/stable/c/7c6f2a86ca590d5187a073d987e9599985fb1c7c",
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"https://git.kernel.org/stable/c/f4b0295be9a3c4260de4585fac4062e602a88ac7",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/49xxx/CVE-2022-49575.json",
"https://nvd.nist.gov/vuln/detail/CVE-2022-49575",
"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
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"provider_metadata": {
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"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": 492237,
"published_at": "2025-02-26T02:23:16.142+00:00"
}