High
busybox — security advisory
A stack overflow in the evaluate() function (editors/awk.c) of BusyBox commit 371fe9 allows attackers to cause a Denial of Service (DoS) via supplying a crafted AWK script.
- 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-2026-38752
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 03:02 UTC · Revision 1
Source evidence
A stack overflow in the evaluate() function (editors/awk.c) of BusyBox commit 371fe9 allows attackers to cause a Denial of Service (DoS) via supplying a crafted AWK script.
osv:UBUNTU-CVE-2026-38752
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": "9d14c9dda3818c5ed45d3396553828f56674792bd9a864f7dc7c76020edf729e",
"url": "https://osv.dev/vulnerability/UBUNTU-CVE-2026-38752",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "UBUNTU-CVE-2026-38752",
"summary": "A stack overflow in the evaluate() function (editors/awk.c) of BusyBox commit 371fe9 allows attackers to cause a Denial of Service (DoS) via supplying a crafted AWK script.",
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{
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"prerequisites": [],
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{
"value": "1:1.30.1-7ubuntu1",
"evidence": "/affected/4/versions"
},
{
"value": "1:1.30.1-7ubuntu2",
"evidence": "/affected/4/versions"
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{
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{
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{
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{
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"evidence": "/affected/6/versions"
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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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]
}
}
],
"modified": "2026-10-17T13:00:03.326293498Z",
"provider": "osv",
"upstream": [
"CVE-2026-38752"
],
"references": [
"https://ubuntu.com/security/CVE-2026-38752",
"https://www.cve.org/CVERecord?id=CVE-2026-38752"
]
},
"related_cves": [
{
"value": "CVE-2026-38752",
"evidence": "/upstream"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 360205,
"published_at": "2026-07-15T22:16:00+00:00"
}