cvelist/2023/4xxx/CVE-2023-4004.json

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{
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"data_version": "4.0",
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"data_type": "CVE",
"data_format": "MITRE",
"CVE_data_meta": {
"ID": "CVE-2023-4004",
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"ASSIGNER": "secalert@redhat.com",
"STATE": "PUBLIC"
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},
"description": {
"description_data": [
{
"lang": "eng",
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"value": "A use-after-free flaw was found in the Linux kernel's netfilter in the way a user triggers the nft_pipapo_remove function with the element, without a NFT_SET_EXT_KEY_END. This issue could allow a local user to crash the system or potentially escalate their privileges on the system."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Use After Free",
"cweId": "CWE-416"
}
]
}
]
},
"affects": {
"vendor": {
"vendor_data": [
{
"vendor_name": "n/a",
"product": {
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{
"product_name": "kernel",
"version": {
"version_data": [
{
"version_value": "not down converted",
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"versions": [
{
"version": "6.5-rc5",
"status": "unaffected"
}
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},
{
"vendor_name": "Red Hat",
"product": {
"product_data": [
{
"product_name": "Red Hat Enterprise Linux 6",
"version": {
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{
"product_name": "Red Hat Enterprise Linux 7",
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{
"product_name": "Red Hat Enterprise Linux 8",
"version": {
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"version_value": "not down converted",
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"product_name": "Red Hat Enterprise Linux 9",
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},
{
"vendor_name": "Fedora",
"product": {
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{
"product_name": "Fedora",
"version": {
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"references": {
"reference_data": [
{
"url": "https://access.redhat.com/security/cve/CVE-2023-4004",
"refsource": "MISC",
"name": "https://access.redhat.com/security/cve/CVE-2023-4004"
},
{
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2225275",
"refsource": "MISC",
"name": "https://bugzilla.redhat.com/show_bug.cgi?id=2225275"
},
{
"url": "https://patchwork.ozlabs.org/project/netfilter-devel/patch/20230719190824.21196-1-fw@strlen.de/",
"refsource": "MISC",
"name": "https://patchwork.ozlabs.org/project/netfilter-devel/patch/20230719190824.21196-1-fw@strlen.de/"
}
]
},
"work_around": [
{
"lang": "en",
"value": "This flaw can be mitigated by preventing the affected netfilter kernel module from being loaded. For instructions on how to blacklist a kernel module, please see https://access.redhat.com/solutions/41278."
}
],
"impact": {
"cvss": [
{
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "HIGH",
"baseScore": 7.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
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}
]
}
}