HighFix available
md: fix double free of io_acct_set bioset
Type: advisorySources: OSV
In the Linux kernel, the following vulnerability has been resolved: md: fix double free of io_acct_set bioset Now io_acct_set is alloc and free in personality. Remove the codes that free io_acct_set in md_free and md_stop.
- Products
- Kernel
- Affected versions
- Not specified
- Fixed versions
- 5.15.46, 5.17.14, 5.18.3
- CVEs
- CVE-2022-49384
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 7 Nov 2026, 18:36 UTC · Revision 1
Source evidence
In the Linux kernel, the following vulnerability has been resolved: md: fix double free of io_acct_set bioset Now io_acct_set is alloc and free in personality. Remove the codes that free io_acct_set in md_free and md_stop.
osv:CVE-2022-49384
Kernel
Fixed versions: 5.15.46, 5.17.14, 5.18.3
Complete source record
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"method": "structured",
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"title": "md: fix double free of io_acct_set bioset",
"summary": "In the Linux kernel, the following vulnerability has been resolved: md: fix double free of io_acct_set bioset Now io_acct_set is alloc and free in personality. Remove the codes that free io_acct_set in md_free and md_stop.",
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"modified": "2026-10-28T02:30:51.687533360Z",
"provider": "osv",
"references": [
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"https://nvd.nist.gov/vuln/detail/CVE-2022-49384",
"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
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"source_id": "core-osv",
"document_id": 520103,
"published_at": "2025-02-26T02:11:20.246+00:00"
}