rhsa-2020_4629
Vulnerability from csaf_redhat
Published
2020-11-04 01:20
Modified
2024-11-22 14:44
Summary
Red Hat Security Advisory: libvpx security update
Notes
Topic
An update for libvpx is now available for Red Hat Enterprise Linux 8.
Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
The libvpx packages provide the VP8 SDK, which allows the encoding and decoding of the VP8 video codec, commonly used with the WebM multimedia container file format.
Security Fix(es):
* libvpx: Double free in ParseContentEncodingEntry() in mkvparser.cc (CVE-2019-2126)
* libvpx: Out of bounds read in vp8_norm table (CVE-2019-9232)
* libvpx: Resource exhaustion after memory leak in mkvparser.cc (CVE-2019-9371)
* libvpx: Use-after-free in vp8_deblock() in vp8/common/postproc.c (CVE-2019-9433)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Additional Changes:
For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.3 Release Notes linked from the References section.
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
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"cve": "CVE-2019-2126",
"cwe": {
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"name": "Operation on a Resource after Expiration or Release"
},
"discovery_date": "2019-10-27T00:00:00+00:00",
"ids": [
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"text": "1789008"
}
],
"notes": [
{
"category": "description",
"text": "In ParseContentEncodingEntry of mkvparser.cc, there is a possible double free due to a missing reset of a freed pointer. This could lead to remote code execution with no additional execution privileges needed. User interaction is needed for exploitation. Product: Android. Versions: Android-7.0 Android-7.1.1 Android-7.1.2 Android-8.0 Android-8.1 Android-9. Android ID: A-127702368.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "libvpx: Double free in ParseContentEncodingEntry() in mkvparser.cc",
"title": "Vulnerability summary"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
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"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2019-2126"
},
{
"category": "external",
"summary": "RHBZ#1789008",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1789008"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2019-2126",
"url": "https://www.cve.org/CVERecord?id=CVE-2019-2126"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-2126",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-2126"
}
],
"release_date": "2019-10-26T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2020-11-04T01:20:03+00:00",
"details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258\n\nAfter installing the update, all applications using libvpx must be restarted for the changes to take effect.",
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{
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"attackVector": "NETWORK",
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"baseScore": 8.8,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "HIGH",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"version": "3.1"
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],
"title": "libvpx: Double free in ParseContentEncodingEntry() in mkvparser.cc"
},
{
"cve": "CVE-2019-9232",
"cwe": {
"id": "CWE-125",
"name": "Out-of-bounds Read"
},
"discovery_date": "2019-10-27T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1788966"
}
],
"notes": [
{
"category": "description",
"text": "In libvpx, there is a possible out of bounds read due to a missing bounds check. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Product: AndroidVersions: Android-10Android ID: A-122675483",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "libvpx: Out of bounds read in vp8_norm table",
"title": "Vulnerability summary"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
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{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2019-9232"
},
{
"category": "external",
"summary": "RHBZ#1788966",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1788966"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2019-9232",
"url": "https://www.cve.org/CVERecord?id=CVE-2019-9232"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-9232",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-9232"
}
],
"release_date": "2019-10-26T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2020-11-04T01:20:03+00:00",
"details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258\n\nAfter installing the update, all applications using libvpx must be restarted for the changes to take effect.",
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{
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"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
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],
"title": "libvpx: Out of bounds read in vp8_norm table"
},
{
"cve": "CVE-2019-9371",
"cwe": {
"id": "CWE-400",
"name": "Uncontrolled Resource Consumption"
},
"discovery_date": "2019-10-27T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1789004"
}
],
"notes": [
{
"category": "description",
"text": "In libvpx, there is a possible resource exhaustion due to improper input validation. This could lead to remote denial of service with no additional execution privileges needed. User interaction is needed for exploitation. Product: AndroidVersions: Android-10Android ID: A-132783254",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "libvpx: Resource exhaustion after memory leak in mkvparser.cc",
"title": "Vulnerability summary"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
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{
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"url": "https://www.cve.org/CVERecord?id=CVE-2019-9371"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-9371",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-9371"
}
],
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{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H",
"version": "3.1"
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"details": "Moderate"
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"title": "libvpx: Resource exhaustion after memory leak in mkvparser.cc"
},
{
"cve": "CVE-2019-9433",
"cwe": {
"id": "CWE-200",
"name": "Exposure of Sensitive Information to an Unauthorized Actor"
},
"discovery_date": "2019-10-27T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "1788994"
}
],
"notes": [
{
"category": "description",
"text": "In libvpx, there is a possible information disclosure due to improper input validation. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is needed for exploitation. Product: AndroidVersions: Android-10Android ID: A-80479354",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "libvpx: Use-after-free in vp8_deblock() in vp8/common/postproc.c",
"title": "Vulnerability summary"
},
{
"category": "general",
"text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
"title": "CVSS score applicability"
}
],
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"references": [
{
"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2019-9433"
},
{
"category": "external",
"summary": "RHBZ#1788994",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=1788994"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2019-9433",
"url": "https://www.cve.org/CVERecord?id=CVE-2019-9433"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-9433",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2019-9433"
}
],
"release_date": "2019-10-26T00:00:00+00:00",
"remediations": [
{
"category": "vendor_fix",
"date": "2020-11-04T01:20:03+00:00",
"details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258\n\nAfter installing the update, all applications using libvpx must be restarted for the changes to take effect.",
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],
"restart_required": {
"category": "none"
},
"url": "https://access.redhat.com/errata/RHSA-2020:4629"
}
],
"scores": [
{
"cvss_v3": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "NONE",
"baseScore": 6.5,
"baseSeverity": "MEDIUM",
"confidentialityImpact": "HIGH",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "REQUIRED",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N",
"version": "3.1"
},
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}
],
"threats": [
{
"category": "impact",
"details": "Moderate"
}
],
"title": "libvpx: Use-after-free in vp8_deblock() in vp8/common/postproc.c"
}
]
}
Loading...
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.