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vuln-cve/data/2024/43xxx/CVE-2024-43835.json
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{
"dataType": "CVE_RECORD",
"dataVersion": "5.2",
"cveMetadata": {
"cveId": "CVE-2024-43835",
"assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"state": "PUBLISHED",
"assignerShortName": "Linux",
"dateReserved": "2024-08-17T09:11:59.274Z",
"datePublished": "2024-08-17T09:21:52.425Z",
"dateUpdated": "2026-05-11T20:30:44.066Z"
},
"containers": {
"cna": {
"providerMetadata": {
"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
"shortName": "Linux",
"dateUpdated": "2026-05-11T20:30:44.066Z"
},
"descriptions": [
{
"lang": "en",
"value": "In the Linux kernel, the following vulnerability has been resolved:\n\nvirtio_net: Fix napi_skb_cache_put warning\n\nAfter the commit bdacf3e34945 (\"net: Use nested-BH locking for\nnapi_alloc_cache.\") was merged, the following warning began to appear:\n\n\t WARNING: CPU: 5 PID: 1 at net/core/skbuff.c:1451 napi_skb_cache_put+0x82/0x4b0\n\n\t __warn+0x12f/0x340\n\t napi_skb_cache_put+0x82/0x4b0\n\t napi_skb_cache_put+0x82/0x4b0\n\t report_bug+0x165/0x370\n\t handle_bug+0x3d/0x80\n\t exc_invalid_op+0x1a/0x50\n\t asm_exc_invalid_op+0x1a/0x20\n\t __free_old_xmit+0x1c8/0x510\n\t napi_skb_cache_put+0x82/0x4b0\n\t __free_old_xmit+0x1c8/0x510\n\t __free_old_xmit+0x1c8/0x510\n\t __pfx___free_old_xmit+0x10/0x10\n\nThe issue arises because virtio is assuming it's running in NAPI context\neven when it's not, such as in the netpoll case.\n\nTo resolve this, modify virtnet_poll_tx() to only set NAPI when budget\nis available. Same for virtnet_poll_cleantx(), which always assumed that\nit was in a NAPI context."
}
],
"affected": [
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "unaffected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/net/virtio_net.c"
],
"versions": [
{
"version": "df133f3f96257ee29696c0ed8bd198ec801dc810",
"lessThan": "d3af435e8ace119e58d8e21d3d2d6a4e7c4a4baa",
"status": "affected",
"versionType": "git"
},
{
"version": "df133f3f96257ee29696c0ed8bd198ec801dc810",
"lessThan": "842a97b5e44f0c8a9fc356fe976e0e13ddcf7783",
"status": "affected",
"versionType": "git"
},
{
"version": "df133f3f96257ee29696c0ed8bd198ec801dc810",
"lessThan": "cc7340f18e45886121c131227985d64ef666012f",
"status": "affected",
"versionType": "git"
},
{
"version": "df133f3f96257ee29696c0ed8bd198ec801dc810",
"lessThan": "6b5325f2457521bbece29499970c0117a648c620",
"status": "affected",
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},
{
"version": "df133f3f96257ee29696c0ed8bd198ec801dc810",
"lessThan": "f5e9a22d19bb98a7e86034db85eb295e94187caa",
"status": "affected",
"versionType": "git"
},
{
"version": "df133f3f96257ee29696c0ed8bd198ec801dc810",
"lessThan": "468a729b78895893d0e580ceea49bed8ada2a2bd",
"status": "affected",
"versionType": "git"
},
{
"version": "df133f3f96257ee29696c0ed8bd198ec801dc810",
"lessThan": "f8321fa75102246d7415a6af441872f6637c93ab",
"status": "affected",
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}
]
},
{
"product": "Linux",
"vendor": "Linux",
"defaultStatus": "affected",
"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
"programFiles": [
"drivers/net/virtio_net.c"
],
"versions": [
{
"version": "5.0",
"status": "affected"
},
{
"version": "0",
"lessThan": "5.0",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.4.284",
"lessThanOrEqual": "5.4.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.10.226",
"lessThanOrEqual": "5.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "5.15.167",
"lessThanOrEqual": "5.15.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.1.109",
"lessThanOrEqual": "6.1.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.6.50",
"lessThanOrEqual": "6.6.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.10.3",
"lessThanOrEqual": "6.10.*",
"status": "unaffected",
"versionType": "semver"
},
{
"version": "6.11",
"lessThanOrEqual": "*",
"status": "unaffected",
"versionType": "original_commit_for_fix"
}
]
}
],
"cpeApplicability": [
{
"nodes": [
{
"operator": "OR",
"negate": false,
"cpeMatch": [
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.0",
"versionEndExcluding": "5.4.284"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.0",
"versionEndExcluding": "5.10.226"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.0",
"versionEndExcluding": "5.15.167"
},
{
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.0",
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},
{
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"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.0",
"versionEndExcluding": "6.6.50"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.0",
"versionEndExcluding": "6.10.3"
},
{
"vulnerable": true,
"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
"versionStartIncluding": "5.0",
"versionEndExcluding": "6.11"
}
]
}
]
}
],
"references": [
{
"url": "https://git.kernel.org/stable/c/d3af435e8ace119e58d8e21d3d2d6a4e7c4a4baa"
},
{
"url": "https://git.kernel.org/stable/c/842a97b5e44f0c8a9fc356fe976e0e13ddcf7783"
},
{
"url": "https://git.kernel.org/stable/c/cc7340f18e45886121c131227985d64ef666012f"
},
{
"url": "https://git.kernel.org/stable/c/6b5325f2457521bbece29499970c0117a648c620"
},
{
"url": "https://git.kernel.org/stable/c/f5e9a22d19bb98a7e86034db85eb295e94187caa"
},
{
"url": "https://git.kernel.org/stable/c/468a729b78895893d0e580ceea49bed8ada2a2bd"
},
{
"url": "https://git.kernel.org/stable/c/f8321fa75102246d7415a6af441872f6637c93ab"
}
],
"title": "virtio_net: Fix napi_skb_cache_put warning",
"x_generator": {
"engine": "bippy-1.2.0"
}
},
"adp": [
{
"metrics": [
{
"other": {
"type": "ssvc",
"content": {
"id": "CVE-2024-43835",
"role": "CISA Coordinator",
"options": [
{
"Exploitation": "none"
},
{
"Automatable": "no"
},
{
"Technical Impact": "partial"
}
],
"version": "2.0.3",
"timestamp": "2024-09-10T16:08:14.954725Z"
}
}
}
],
"title": "CISA ADP Vulnrichment",
"providerMetadata": {
"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
"shortName": "CISA-ADP",
"dateUpdated": "2024-09-12T17:33:23.316Z"
}
},
{
"title": "CVE Program Container",
"references": [
{
"url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"
},
{
"url": "https://lists.debian.org/debian-lts-announce/2024/10/msg00003.html"
}
],
"providerMetadata": {
"orgId": "af854a3a-2127-422b-91ae-364da2661108",
"shortName": "CVE",
"dateUpdated": "2025-11-03T22:05:26.358Z"
}
}
]
}
}