suse-su-2022:0939-1
Vulnerability from csaf_suse
Published
2022-03-23 09:41
Modified
2022-03-23 09:41
Summary
Security update for xen

Notes

Title of the patch
Security update for xen
Description of the patch
This update for xen fixes the following issues: Transient execution side-channel attacks attacking the Branch History Buffer (BHB), named 'Branch Target Injection' and 'Intra-Mode Branch History Injection' are now mitigated. - CVE-2022-0001, CVE-2022-0002, CVE-2021-26401: BHB speculation issues (bsc#1196915).
Patchnames
SUSE-2022-939,SUSE-SLE-SDK-12-SP5-2022-939,SUSE-SLE-SERVER-12-SP5-2022-939
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).


To clipboard 

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  "vulnerabilities": [
    {
      "cve": "CVE-2021-26401",
      "ids": [
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          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2021-26401"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "LFENCE/JMP (mitigation V2-2) may not sufficiently mitigate CVE-2017-5715 on some AMD CPUs.",
          "title": "CVE description"
        }
      ],
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          "category": "external",
          "summary": "CVE-2021-26401",
          "url": "https://www.suse.com/security/cve/CVE-2021-26401"
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          "summary": "SUSE Bug 1196901 for CVE-2021-26401",
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          "summary": "SUSE Bug 1209630 for CVE-2021-26401",
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          "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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      "threats": [
        {
          "category": "impact",
          "date": "2022-03-23T09:41:03Z",
          "details": "moderate"
        }
      ],
      "title": "CVE-2021-26401"
    },
    {
      "cve": "CVE-2022-0001",
      "ids": [
        {
          "system_name": "SUSE CVE Page",
          "text": "https://www.suse.com/security/cve/CVE-2022-0001"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "Non-transparent sharing of branch predictor selectors between contexts in some Intel(R) Processors may allow an authorized user to potentially enable information disclosure via local access.",
          "title": "CVE description"
        }
      ],
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          "details": "moderate"
        }
      ],
      "title": "CVE-2022-0002"
    }
  ]
}


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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.