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{
"CVE_data_meta" : {
"ASSIGNER" : "cve@mitre.org" ,
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"ID" : "CVE-2021-41073" ,
"STATE" : "PUBLIC"
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} ,
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"affects" : {
"vendor" : {
"vendor_data" : [
{
"product" : {
"product_data" : [
{
"product_name" : "n/a" ,
"version" : {
"version_data" : [
{
"version_value" : "n/a"
}
]
}
}
]
} ,
"vendor_name" : "n/a"
}
]
}
} ,
"data_format" : "MITRE" ,
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"data_version" : "4.0" ,
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"description" : {
"description_data" : [
{
"lang" : "eng" ,
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"value" : "loop_rw_iter in fs/io_uring.c in the Linux kernel 5.10 through 5.14.6 allows local users to gain privileges by using IORING_OP_PROVIDE_BUFFERS to trigger a free of a kernel buffer, as demonstrated by using /proc/<pid>/maps for exploitation."
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}
]
} ,
"problemtype" : {
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"description" : [
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"value" : "n/a"
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} ,
"references" : {
"reference_data" : [
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{
"refsource" : "MLIST" ,
"name" : "[oss-security] 20210918 Linux Kernel: Exploitable vulnerability in io_uring" ,
"url" : "http://www.openwall.com/lists/oss-security/2021/09/18/2"
} ,
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{
"refsource" : "MISC" ,
"name" : "http://www.openwall.com/lists/oss-security/2021/09/18/2" ,
"url" : "http://www.openwall.com/lists/oss-security/2021/09/18/2"
} ,
{
"refsource" : "MISC" ,
"name" : "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=16c8d2df7ec0eed31b7d3b61cb13206a7fb930cc" ,
"url" : "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=16c8d2df7ec0eed31b7d3b61cb13206a7fb930cc"
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} ,
{
"refsource" : "DEBIAN" ,
"name" : "DSA-4978" ,
"url" : "https://www.debian.org/security/2021/dsa-4978"
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} ,
{
"refsource" : "FEDORA" ,
"name" : "FEDORA-2021-884d245ef8" ,
"url" : "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PAP4TXEZ7J4EZQMQW5SIJMWXG7WZT3F7/"
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} ,
{
"refsource" : "FEDORA" ,
"name" : "FEDORA-2021-e0d6215753" ,
"url" : "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/J7KSMIOQ4377CVTHMWNGNCWHMCRFRP2T/"
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} ,
{
"refsource" : "CONFIRM" ,
"name" : "https://security.netapp.com/advisory/ntap-20211014-0003/" ,
"url" : "https://security.netapp.com/advisory/ntap-20211014-0003/"
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} ,
{
"refsource" : "MLIST" ,
"name" : "[oss-security] 20220604 Re: Linux Kernel: Exploitable vulnerability in io_uring" ,
"url" : "http://www.openwall.com/lists/oss-security/2022/06/04/4"
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}
]
}
}