Low
busybox — security advisory
A vulnerability has been found in BusyBox up to 1.30.1. This vulnerability affects unknown code of the file networking/wget.c of the component FEATURE_WGET_TIMEOUT Handler. Such manipulation of the argument -T leads to null pointer dereference. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The name of the patch is 83a40bf7a93c8ac093d33ab452222dd5b9eb57ff. A patch should be applied to remediate this issue.
- Products
- busybox
- Affected versions
- 1:1.20.0-8.1ubuntu1, 1:1.20.0-9ubuntu1, 1:1.20.0-9ubuntu2, 1:1.21.0-1ubuntu1, 1:1.21.0-1ubuntu1.4, 1:1.21.0-1ubuntu1.4+esm1, 1:1.22.0-15ubuntu1, 1:1.22.0-15ubuntu1.4, 1:1.22.0-15ubuntu1.4+esm1, 1:1.22.0-15ubuntu1.4+esm2, 1:1.22.0-19ubuntu2, 1:1.27.2-1ubuntu3, 1:1.27.2-1ubuntu4, 1:1.27.2-2ubuntu2, 1:1.27.2-2ubuntu3, 1:1.27.2-2ubuntu3.1, 1:1.27.2-2ubuntu3.2, 1:1.27.2-2ubuntu3.3, 1:1.27.2-2ubuntu3.4, 1:1.27.2-2ubuntu3.4+esm1, 1:1.30.1-4ubuntu4, 1:1.30.1-4ubuntu5, 1:1.30.1-4ubuntu6, 1:1.30.1-4ubuntu6.1, 1:1.30.1-4ubuntu6.2, 1:1.30.1-4ubuntu6.3, 1:1.30.1-4ubuntu6.4, 1:1.30.1-4ubuntu6.5, 1:1.30.1-6ubuntu3, 1:1.30.1-7ubuntu1, 1:1.30.1-7ubuntu2, 1:1.30.1-7ubuntu3, 1:1.30.1-7ubuntu3.1, 1:1.36.1-3ubuntu1, 1:1.36.1-6ubuntu1, 1:1.36.1-6ubuntu3, 1:1.36.1-6ubuntu3.1, 1:1.37.0-10.1ubuntu2, 1:1.37.0-10.1ubuntu3, 1:1.37.0-4ubuntu1, 1:1.37.0-7ubuntu1, 1:1.38.0-3ubuntu1, 1:1.38.0-3ubuntu3, 1:1.38.0-3ubuntu4
- Fixed versions
- Not specified
- CVEs
- CVE-2026-76014
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 03:18 UTC · Revision 1
Source evidence
A vulnerability has been found in BusyBox up to 1.30.1. This vulnerability affects unknown code of the file networking/wget.c of the component FEATURE_WGET_TIMEOUT Handler. Such manipulation of the argument -T leads to null pointer dereference. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The name of the patch is 83a40bf7a93c8ac093d33ab452222dd5b9eb57ff. A patch should be applied to remediate this issue.
osv:UBUNTU-CVE-2026-76014
busybox
Fixed versions: Not specified
busybox
Fixed versions: Not specified
busybox
Fixed versions: Not specified
busybox
Fixed versions: Not specified
busybox
Fixed versions: Not specified
busybox
Fixed versions: Not specified
busybox
Fixed versions: Not specified
busybox
Fixed versions: Not specified
Complete source record
{
"id": "91ca56bc849a9d2f1dae2ca0e61aaaf549567e52dfec97c40e768af9f9b12b91",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-76014",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2026-76014",
"summary": "A vulnerability has been found in BusyBox up to 1.30.1. This vulnerability affects unknown code of the file networking/wget.c of the component FEATURE_WGET_TIMEOUT Handler. Such manipulation of the argument -T leads to null pointer dereference. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The name of the patch is 83a40bf7a93c8ac093d33ab452222dd5b9eb57ff. A patch should be applied to remediate this issue.",
"evidence": "osv:UBUNTU-CVE-2026-76014",
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{
"value": "1:1.30.1-4ubuntu6.1",
"evidence": "/affected/3/versions"
},
{
"value": "1:1.30.1-4ubuntu6.2",
"evidence": "/affected/3/versions"
},
{
"value": "1:1.30.1-4ubuntu6.3",
"evidence": "/affected/3/versions"
},
{
"value": "1:1.30.1-4ubuntu6.4",
"evidence": "/affected/3/versions"
},
{
"value": "1:1.30.1-4ubuntu6.5",
"evidence": "/affected/3/versions"
}
]
},
{
"name": {
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},
"prerequisites": [],
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"affected_versions": [
{
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{
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{
"value": "1:1.30.1-7ubuntu2",
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},
{
"value": "1:1.30.1-7ubuntu3",
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{
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},
{
"name": {
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},
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{
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{
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{
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},
{
"name": {
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},
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{
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},
{
"value": "1:1.37.0-10.1ubuntu2",
"evidence": "/affected/6/versions"
},
{
"value": "1:1.37.0-10.1ubuntu3",
"evidence": "/affected/6/versions"
},
{
"value": "1:1.38.0-3ubuntu1",
"evidence": "/affected/6/versions"
},
{
"value": "1:1.38.0-3ubuntu3",
"evidence": "/affected/6/versions"
},
{
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]
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"severity": "low",
"structured": {
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"aliases": [
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],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L"
},
{
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},
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},
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},
{
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},
{
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},
{
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}
]
}
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{
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},
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"1:1.37.0-7ubuntu1"
],
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},
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"binaries": [
{
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"binary_version": "1:1.37.0-7ubuntu1"
},
{
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"binary_version": "1:1.37.0-7ubuntu1"
},
{
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},
{
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},
{
"binary_name": "udhcpc",
"binary_version": "1:1.37.0-7ubuntu1"
},
{
"binary_name": "udhcpd",
"binary_version": "1:1.37.0-7ubuntu1"
}
]
}
}
],
"modified": "2026-10-17T13:01:06.329526500Z",
"provider": "osv",
"upstream": [
"CVE-2026-76014"
],
"references": [
"https://ubuntu.com/security/CVE-2026-76014",
"https://www.cve.org/CVERecord?id=CVE-2026-76014",
"https://github.com/mirror/busybox/issues/124",
"https://gist.github.com/wyxstarry/5c199ec824928c5ae5816aaecbc6df03",
"https://github.com/mirror/busybox/commit/83a40bf7a93c8ac093d33ab452222dd5b9eb57ff",
"https://vuldb.com/cve/CVE-2026-76014",
"https://vuldb.com/submit/878212",
"https://vuldb.com/vuln/391923",
"https://vuldb.com/vuln/391923/cti"
]
},
"related_cves": [
{
"value": "CVE-2026-76014",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 360981,
"published_at": "2026-08-19T03:16:00+00:00"
}