HighFix available
fs: jfs: fix shift-out-of-bounds in dbDiscardAG
Type: advisorySources: OSV
In the Linux kernel, the following vulnerability has been resolved: fs: jfs: fix shift-out-of-bounds in dbDiscardAG This should be applied to most URSAN bugs found recently by syzbot, by guarding the dbMount. As syzbot feeding rubbish into the bmap descriptor.
- Products
- Kernel
- Affected versions
- Not specified
- Fixed versions
- 4.14.303, 4.19.270, 4.9.337, 5.10.163, 5.15.86, 5.4.229, 6.0.16, 6.1.2
- CVEs
- CVE-2022-50333
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 3 Nov 2026, 05:27 UTC · Revision 1
Source evidence
fs: jfs: fix shift-out-of-bounds in dbDiscardAG
core-osv · Original sourcePublished 15 Sept 2025, 14:49 UTC
In the Linux kernel, the following vulnerability has been resolved: fs: jfs: fix shift-out-of-bounds in dbDiscardAG This should be applied to most URSAN bugs found recently by syzbot, by guarding the dbMount. As syzbot feeding rubbish into the bmap descriptor.
osv:CVE-2022-50333
Kernel
Fixed versions: 4.9.337, 4.14.303, 4.19.270, 5.4.229, 5.10.163, 5.15.86, 6.0.16, 6.1.2
Complete source record
{
"id": "5b7652e2ffd3c101983ddf9cbab49cafe592beaebad9e39e4ba8dfe49e1725b4",
"url": "https://osv.dev/vulnerability/CVE-2022-50333",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "fs: jfs: fix shift-out-of-bounds in dbDiscardAG",
"summary": "In the Linux kernel, the following vulnerability has been resolved: fs: jfs: fix shift-out-of-bounds in dbDiscardAG This should be applied to most URSAN bugs found recently by syzbot, by guarding the dbMount. As syzbot feeding rubbish into the bmap descriptor.",
"evidence": "osv:CVE-2022-50333",
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"modified": "2026-10-28T02:30:26.276519016Z",
"provider": "osv",
"references": [
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"https://git.kernel.org/stable/c/10b87da8fae79c7daf5eda6a9e4f1d31b85b4d92",
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"https://git.kernel.org/stable/c/ab5cd3d62c2493eca3337e7d0178cc7bd819ca64",
"https://git.kernel.org/stable/c/f8d4d0bac603616e2fa4a3907e81ed13f8f3c380",
"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50333.json",
"https://nvd.nist.gov/vuln/detail/CVE-2022-50333",
"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"
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"provider_metadata": {
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"osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/50xxx/CVE-2022-50333.json"
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},
"related_cves": [
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"evidence": "/id"
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"security_relevant": true,
"severity_evidence": "/severity/0/score"
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"source_id": "core-osv",
"document_id": 492725,
"published_at": "2025-09-15T14:49:46.222+00:00"
}