cvelist/2017/7xxx/CVE-2017-7495.json

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{
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"data_version": "4.0",
"data_type": "CVE",
"data_format": "MITRE",
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"CVE_data_meta": {
"ID": "CVE-2017-7495",
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"ASSIGNER": "secalert@redhat.com",
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"STATE": "PUBLIC"
},
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"description": {
"description_data": [
{
"lang": "eng",
"value": "A vulnerability was found in the Linux kernel where filesystems mounted with data=ordered mode may allow an attacker to read stale data from recently allocated blocks in new files after a system 'reset' by abusing ext4 mechanics of delayed allocation."
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Improper Initialization",
"cweId": "CWE-665"
}
]
}
]
},
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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 7",
"version": {
"version_data": [
{
"version_value": "0:3.10.0-693.rt56.617.el7",
"version_affected": "!"
},
{
"version_value": "0:3.10.0-693.el7",
"version_affected": "!"
}
]
}
},
{
"product_name": "Red Hat Enterprise MRG 2",
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"version": {
"version_data": [
{
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"version_value": "1:3.10.0-693.2.1.rt56.585.el6rt",
"version_affected": "!"
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}
]
}
}
]
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}
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}
]
}
},
"references": {
"reference_data": [
{
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"url": "https://source.android.com/security/bulletin/2017-09-01",
"refsource": "MISC",
"name": "https://source.android.com/security/bulletin/2017-09-01"
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},
{
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"url": "https://access.redhat.com/errata/RHSA-2017:2669",
"refsource": "MISC",
"name": "https://access.redhat.com/errata/RHSA-2017:2669"
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},
{
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"url": "https://access.redhat.com/errata/RHSA-2017:1842",
"refsource": "MISC",
"name": "https://access.redhat.com/errata/RHSA-2017:1842"
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},
{
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"url": "https://access.redhat.com/errata/RHSA-2017:2077",
"refsource": "MISC",
"name": "https://access.redhat.com/errata/RHSA-2017:2077"
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},
{
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"url": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=06bd3c36a733ac27962fea7d6f47168841376824",
"refsource": "MISC",
"name": "http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=06bd3c36a733ac27962fea7d6f47168841376824"
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},
{
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"url": "http://seclists.org/oss-sec/2017/q2/259",
"refsource": "MISC",
"name": "http://seclists.org/oss-sec/2017/q2/259"
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},
{
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"url": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.2",
"refsource": "MISC",
"name": "http://www.kernel.org/pub/linux/kernel/v4.x/ChangeLog-4.6.2"
},
{
"url": "http://www.openwall.com/lists/oss-security/2017/05/15/2",
"refsource": "MISC",
"name": "http://www.openwall.com/lists/oss-security/2017/05/15/2"
},
{
"url": "http://www.securityfocus.com/bid/98491",
"refsource": "MISC",
"name": "http://www.securityfocus.com/bid/98491"
},
{
"url": "https://access.redhat.com/security/cve/CVE-2017-7495",
"refsource": "MISC",
"name": "https://access.redhat.com/security/cve/CVE-2017-7495"
},
{
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1450261",
"refsource": "MISC",
"name": "https://bugzilla.redhat.com/show_bug.cgi?id=1450261"
},
{
"url": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=06bd3c36a733ac27962fea7d6f47168841376824",
"refsource": "MISC",
"name": "https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=06bd3c36a733ac27962fea7d6f47168841376824"
},
{
"url": "https://github.com/torvalds/linux/commit/06bd3c36a733ac27962fea7d6f47168841376824",
"refsource": "MISC",
"name": "https://github.com/torvalds/linux/commit/06bd3c36a733ac27962fea7d6f47168841376824"
}
]
},
"work_around": [
{
"lang": "en",
"value": "Alternative filesystems may be used in place of ext4 in case of sensitive data leak. Alternatively, don't hard reset the system."
}
],
"credits": [
{
"lang": "en",
"value": "Red Hat would like to thank Takeshi Nishimura (NEC) for reporting this issue."
}
],
"impact": {
"cvss": [
{
"attackComplexity": "LOW",
"attackVector": "LOCAL",
"availabilityImpact": "NONE",
"baseScore": 6.2,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
"version": "3.0"
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}
]
}
}