rhba-2022_2065
Vulnerability from csaf_redhat
Published
2022-05-10 14:44
Modified
2024-11-05 16:01
Summary
Red Hat Bug Fix Advisory: libtirpc bug fix and enhancement update
Notes
Topic
An update for libtirpc is now available for Red Hat Enterprise Linux 8.
Details
For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.6 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-2021-46828",
"cwe": {
"id": "CWE-400",
"name": "Uncontrolled Resource Consumption"
},
"discovery_date": "2022-07-21T00:00:00+00:00",
"ids": [
{
"system_name": "Red Hat Bugzilla ID",
"text": "2109352"
}
],
"notes": [
{
"category": "description",
"text": "A denial of service (DoS) vulnerability was found in libtirpc. This flaw allows a remote attacker to exhaust the file descriptors of a process that uses libtirpc due to mishandling idle TCP connections. This issue leads to a svc_run infinite loop without accepting new connections.",
"title": "Vulnerability description"
},
{
"category": "summary",
"text": "libtirpc: DoS vulnerability with lots of connections",
"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"
}
],
"product_status": {
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"category": "self",
"summary": "Canonical URL",
"url": "https://access.redhat.com/security/cve/CVE-2021-46828"
},
{
"category": "external",
"summary": "RHBZ#2109352",
"url": "https://bugzilla.redhat.com/show_bug.cgi?id=2109352"
},
{
"category": "external",
"summary": "https://www.cve.org/CVERecord?id=CVE-2021-46828",
"url": "https://www.cve.org/CVERecord?id=CVE-2021-46828"
},
{
"category": "external",
"summary": "https://nvd.nist.gov/vuln/detail/CVE-2021-46828",
"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-46828"
}
],
"release_date": "2022-07-20T00:00:00+00:00",
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{
"category": "vendor_fix",
"date": "2022-05-10T14:44:22+00:00",
"details": "Before applying this update, make sure all previously released errata\nrelevant to your system have been applied.\n\nFor details on how to apply this update, refer to:\n\nhttps://access.redhat.com/articles/11258",
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"attackVector": "NETWORK",
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"baseScore": 7.5,
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"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
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}
],
"title": "libtirpc: DoS vulnerability with lots of connections"
}
]
}
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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.