RHSA-2021:3057
Vulnerability from csaf_opensuse - Published: 2021-08-10 00:00 - Updated: 2026-09-20 11:16Summary
security update for kernel
Severity
Important
Notes
Title of the patch: security update for kernel
Description of the patch: This security update provides a functional equivalent of RHSA-2021:3057.
The original Red Hat(R) advisory is available from the Red Hat web site at
https://access.redhat.com/errata/RHSA-2021:3057.
Patchnames: RHSA-2021:3057
Terms of use: CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).
8.4 (High)
Affected products
Recommended
20 products
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: SUSE Liberty Linux 8:bpftool-0:4.18.0-305.12.1.el8_4.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 8:kernel-0:4.18.0-305.12.1.el8_4.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 8:kernel-abi-stablelists-0:4.18.0-305.12.1.el8_4.noarch | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 8:kernel-core-0:4.18.0-305.12.1.el8_4.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 8:kernel-cross-headers-0:4.18.0-305.12.1.el8_4.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 8:kernel-debug-0:4.18.0-305.12.1.el8_4.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 8:kernel-debug-core-0:4.18.0-305.12.1.el8_4.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 8:kernel-debug-devel-0:4.18.0-305.12.1.el8_4.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 8:kernel-debug-modules-0:4.18.0-305.12.1.el8_4.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 8:kernel-debug-modules-extra-0:4.18.0-305.12.1.el8_4.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 8:kernel-devel-0:4.18.0-305.12.1.el8_4.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 8:kernel-doc-0:4.18.0-305.12.1.el8_4.noarch | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 8:kernel-headers-0:4.18.0-305.12.1.el8_4.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 8:kernel-modules-0:4.18.0-305.12.1.el8_4.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 8:kernel-modules-extra-0:4.18.0-305.12.1.el8_4.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 8:kernel-tools-0:4.18.0-305.12.1.el8_4.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 8:kernel-tools-libs-0:4.18.0-305.12.1.el8_4.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 8:kernel-tools-libs-devel-0:4.18.0-305.12.1.el8_4.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 8:perf-0:4.18.0-305.12.1.el8_4.x86_64 | — |
Vendor Fix
|
|
| Unresolved product id: SUSE Liberty Linux 8:python3-perf-0:4.18.0-305.12.1.el8_4.x86_64 | — |
Vendor Fix
|
Threats
Impact
important
7.8 (High)
Affected products
Recommended
20 products, the same list as for
CVE-2021-22543
Threats
Impact
important
Affected products
Recommended
20 products, the same list as for
CVE-2021-22543
Threats
Impact
important
References
20 references
| URL | Category |
|---|---|
| https://www.suse.com/support/security/rating/ | external |
| https://ftp.suse.com/pub/projects/security/csaf/r… | self |
| https://www.suse.com/security/cve/CVE-2021-22543/ | self |
| https://www.suse.com/security/cve/CVE-2021-22555/ | self |
| https://www.suse.com/security/cve/CVE-2021-3609/ | self |
| https://www.suse.com/security/cve/CVE-2021-22543 | external |
| https://bugzilla.suse.com/1186482 | external |
| https://bugzilla.suse.com/1186483 | external |
| https://bugzilla.suse.com/1190276 | external |
| https://bugzilla.suse.com/1197660 | external |
| https://www.suse.com/security/cve/CVE-2021-22555 | external |
| https://bugzilla.suse.com/1188116 | external |
| https://bugzilla.suse.com/1188117 | external |
| https://bugzilla.suse.com/1188411 | external |
| https://www.suse.com/security/cve/CVE-2021-3609 | external |
| https://bugzilla.suse.com/1187215 | external |
| https://bugzilla.suse.com/1188323 | external |
| https://bugzilla.suse.com/1188720 | external |
| https://bugzilla.suse.com/1190276 | external |
| https://bugzilla.suse.com/1196810 | external |
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],
"threats": [
{
"category": "impact",
"date": "2021-08-10T00:00:00Z",
"details": "important"
}
],
"title": "CVE-2021-22555"
},
{
"cve": "CVE-2021-3609",
"ids": [
{
"system_name": "SUSE CVE Page",
"text": "https://www.suse.com/security/cve/CVE-2021-3609"
}
],
"notes": [
{
"category": "general",
"text": ".A flaw was found in the CAN BCM networking protocol in the Linux kernel, where a local attacker can abuse a flaw in the CAN subsystem to corrupt memory, crash the system or escalate privileges. This race condition in net/can/bcm.c in the Linux kernel allows for local privilege escalation to root.",
"title": "CVE description"
}
],
"product_status": {
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"references": [
{
"category": "external",
"summary": "CVE-2021-3609",
"url": "https://www.suse.com/security/cve/CVE-2021-3609"
},
{
"category": "external",
"summary": "SUSE Bug 1187215 for CVE-2021-3609",
"url": "https://bugzilla.suse.com/1187215"
},
{
"category": "external",
"summary": "SUSE Bug 1188323 for CVE-2021-3609",
"url": "https://bugzilla.suse.com/1188323"
},
{
"category": "external",
"summary": "SUSE Bug 1188720 for CVE-2021-3609",
"url": "https://bugzilla.suse.com/1188720"
},
{
"category": "external",
"summary": "SUSE Bug 1190276 for CVE-2021-3609",
"url": "https://bugzilla.suse.com/1190276"
},
{
"category": "external",
"summary": "SUSE Bug 1196810 for CVE-2021-3609",
"url": "https://bugzilla.suse.com/1196810"
}
],
"remediations": [
{
"category": "vendor_fix",
"details": "To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or \"zypper patch\".\n",
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"scores": [
{
"cvss_v3": {
"baseScore": 7,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H",
"version": "3.1"
},
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],
"threats": [
{
"category": "impact",
"date": "2021-08-10T00:00:00Z",
"details": "important"
}
],
"title": "CVE-2021-3609"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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