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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-2021-20284" ,
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"ASSIGNER" : "secalert@redhat.com" ,
"STATE" : "PUBLIC"
} ,
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"description" : {
"description_data" : [
{
"lang" : "eng" ,
"value" : "A flaw was found in GNU Binutils 2.35.1, where there is a heap-based buffer overflow in _bfd_elf_slurp_secondary_reloc_section in elf.c due to the number of symbols not calculated correctly. The highest threat from this vulnerability is to system availability."
}
]
} ,
"problemtype" : {
"problemtype_data" : [
{
"description" : [
{
"lang" : "eng" ,
"value" : "Improper Restriction of Operations within the Bounds of a Memory Buffer" ,
"cweId" : "CWE-119"
}
]
}
]
} ,
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"affects" : {
"vendor" : {
"vendor_data" : [
{
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"vendor_name" : "Red Hat" ,
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"product" : {
"product_data" : [
{
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"product_name" : "Red Hat Enterprise Linux 8" ,
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"version" : {
"version_data" : [
{
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"version_value" : "0:2.30-108.el8" ,
"version_affected" : "!"
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}
]
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"references" : {
"reference_data" : [
{
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"url" : "https://sourceware.org/bugzilla/show_bug.cgi?id=26931" ,
"refsource" : "MISC" ,
"name" : "https://sourceware.org/bugzilla/show_bug.cgi?id=26931"
} ,
{
"url" : "https://access.redhat.com/errata/RHSA-2021:4364" ,
"refsource" : "MISC" ,
"name" : "https://access.redhat.com/errata/RHSA-2021:4364"
} ,
{
"url" : "https://security.gentoo.org/glsa/202208-30" ,
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"refsource" : "MISC" ,
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"name" : "https://security.gentoo.org/glsa/202208-30"
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} ,
{
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"url" : "https://access.redhat.com/security/cve/CVE-2021-20284" ,
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"refsource" : "MISC" ,
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"name" : "https://access.redhat.com/security/cve/CVE-2021-20284"
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} ,
{
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"url" : "https://bugzilla.redhat.com/show_bug.cgi?id=1937784" ,
"refsource" : "MISC" ,
"name" : "https://bugzilla.redhat.com/show_bug.cgi?id=1937784"
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} ,
{
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"url" : "https://security.netapp.com/advisory/ntap-20210521-0010/" ,
"refsource" : "MISC" ,
"name" : "https://security.netapp.com/advisory/ntap-20210521-0010/"
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}
]
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} ,
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"impact" : {
"cvss" : [
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{
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"attackComplexity" : "HIGH" ,
"attackVector" : "LOCAL" ,
"availabilityImpact" : "HIGH" ,
"baseScore" : 4.7 ,
"baseSeverity" : "MEDIUM" ,
"confidentialityImpact" : "NONE" ,
"integrityImpact" : "NONE" ,
"privilegesRequired" : "NONE" ,
"scope" : "UNCHANGED" ,
"userInteraction" : "REQUIRED" ,
"vectorString" : "CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H" ,
"version" : "3.1"
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}
]
}
}